1990 PREVOST Motorhome Shell Overview, Reviews, Ratings & Specs
The 1990 Prevost Motorhome Shell represents a premium segment of the recreational vehicle market. Prevost, a Canadian manufacturer renowned for its bus chassis, built these shells for conversion into luxurious motorhomes. While specific trims vary greatly due to custom conversions, the base chassis is the consistent factor. These shells were typically produced in the 1980s and 1990s, targeting those seeking a robust and customizable foundation. Their popularity stems from their exceptional build quality, spacious interiors, and the unparalleled ride comfort derived from their bus heritage, offering a sought-after platform for bespoke luxury RVs.
The Good
The 1990 Prevost Motorhome Shell boasts superior ride comfort and road handling due to its bus foundation, offering peace of mind with its robust build. Its spaciousness and potential for custom luxury appeal to emotional desires, while its durability and longevity represent significant practical value.
The Bad
Key weaknesses of a 1990 Prevost Motorhome Shell include the potential for aging electrical and plumbing systems, especially if not meticulously maintained. The sheer size can also make them challenging to maneuver and park. Finding specialized mechanics for repairs can be a concern.
1990 PREVOST Motorhome Shell: Quick Overview
- Engine Options: While Prevost produced the shell, the engine was typically a Detroit Diesel or Cummins inline-six turbo-diesel. Common options include the Detroit Diesel Series 60 (often 11.1L) or various Cummins ISC or ISM engines. These were heavy-duty, reliable powerplants designed for long-haul durability.
- Horsepower: Engine horsepower typically ranged from approximately 350 hp to over 450 hp, depending on the specific engine model and tuning. This provided ample power for moving the substantial weight of a converted motorhome, even when towing.
- Fuel Economy: Fuel economy is a significant consideration for any large diesel vehicle. For a 1990 Prevost motorhome shell, expect figures in the range of 6 to 10 miles per gallon (MPG), heavily influenced by driving conditions, speed, load, and the specific engine and transmission installed.
- 0-60 Times: Due to their immense weight and focus on comfortable cruising rather than acceleration, 0-60 mph times are not a primary metric and would be considerably slow, likely exceeding 20-30 seconds. Performance is measured more in effortless highway cruising speed and passing power.
- Towing Capacity: The chassis itself is robust and designed for heavy loads. The towing capacity would be dictated by the integrated hitch system installed during conversion and the vehicle's Gross Combined Weight Rating (GCWR). Prevost chassis are generally rated for substantial towing, often in the range of 10,000 to 15,000 lbs or more, allowing for towing of cars, trailers, or other recreational equipment.
- Trim-Level Features: As a 'shell', there are no factory trim levels in the traditional sense. The Prevost shell is the foundation. However, the inherent design features of the Prevost bus chassis include robust suspension systems (often air suspension), powerful braking systems, excellent insulation, and a strong, durable body structure. Interior appointments and features were entirely dependent on the conversion company and the original owner's specifications, leading to vast differences in luxury, amenities, and layouts.
1990 PREVOST Motorhome Shell Specifications
Vehicle Information
| Year | 1990 |
| Make | PREVOST |
| Model | Motorhome Shell |
| Trim | - |
| Style | - |
| Type | Bus |
| Category | Bus |
Manufacturing Details
| Made In | Canada |
| Manufacturing City | STE-CLAIRE |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | - |
| Engine Size | - |
| Engine Cylinders | - |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | - |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
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What Problems Does the 1990 PREVOST Motorhome Shell Have?
The 1990 Prevost Motorhome Shell, being a product of its era and a robust bus chassis, generally exhibits excellent long-term reliability. However, as with any vehicle of this age, certain areas require careful inspection and potential attention. Common issues tend to be related to wear and tear rather than inherent design flaws.
Aging Systems: The most frequently reported concerns revolve around the aging of auxiliary systems installed during conversion. This includes electrical components, plumbing, HVAC systems, and appliances. Wiring harnesses can degrade over time, leading to intermittent electrical faults. Water heaters, pumps, and seals in plumbing can develop leaks.
Engine and Drivetrain: The diesel engines (Detroit Diesel Series 60 or Cummins) are generally very robust and capable of hundreds of thousands of miles if properly maintained. However, owners should be vigilant for typical diesel engine concerns such as turbocharger wear, injector issues, or potential fuel system leaks. Transmission issues, while less common, can occur with high mileage, especially with older automatic transmissions.
Suspension and Brakes: Prevost chassis are known for their excellent air suspension systems. While durable, the air bags, leveling valves, and associated plumbing can eventually wear and require replacement. Brake systems, being heavy-duty, are generally reliable but require regular inspection and maintenance due to the vehicle's weight.
Body and Structure: The underlying Prevost chassis and body are exceptionally well-built. Rust is generally not a major issue on the primary chassis components due to quality materials and construction. However, the outer shell and any added bodywork during conversion should be inspected for signs of delamination, water intrusion, or damage.
Recalls: Specific recalls for the 1990 Prevost Motorhome Shell as a distinct entity are unlikely, as Prevost typically issued recalls for their bus chassis. Owners would need to research any potential recalls related to the specific chassis model year and engine/transmission used. These would generally be addressed by the original chassis manufacturer or engine supplier.
Long-Term Reliability: The fundamental reliability of the Prevost platform is a significant advantage. With diligent maintenance, regular servicing of the engine and drivetrain, and proactive attention to aging auxiliary systems, a 1990 Prevost can remain a dependable and enjoyable RV for many years. The key to long-term reliability lies in the quality of the original conversion and the ongoing maintenance practices of its owners.
Aging Systems: The most frequently reported concerns revolve around the aging of auxiliary systems installed during conversion. This includes electrical components, plumbing, HVAC systems, and appliances. Wiring harnesses can degrade over time, leading to intermittent electrical faults. Water heaters, pumps, and seals in plumbing can develop leaks.
Engine and Drivetrain: The diesel engines (Detroit Diesel Series 60 or Cummins) are generally very robust and capable of hundreds of thousands of miles if properly maintained. However, owners should be vigilant for typical diesel engine concerns such as turbocharger wear, injector issues, or potential fuel system leaks. Transmission issues, while less common, can occur with high mileage, especially with older automatic transmissions.
Suspension and Brakes: Prevost chassis are known for their excellent air suspension systems. While durable, the air bags, leveling valves, and associated plumbing can eventually wear and require replacement. Brake systems, being heavy-duty, are generally reliable but require regular inspection and maintenance due to the vehicle's weight.
Body and Structure: The underlying Prevost chassis and body are exceptionally well-built. Rust is generally not a major issue on the primary chassis components due to quality materials and construction. However, the outer shell and any added bodywork during conversion should be inspected for signs of delamination, water intrusion, or damage.
Recalls: Specific recalls for the 1990 Prevost Motorhome Shell as a distinct entity are unlikely, as Prevost typically issued recalls for their bus chassis. Owners would need to research any potential recalls related to the specific chassis model year and engine/transmission used. These would generally be addressed by the original chassis manufacturer or engine supplier.
Long-Term Reliability: The fundamental reliability of the Prevost platform is a significant advantage. With diligent maintenance, regular servicing of the engine and drivetrain, and proactive attention to aging auxiliary systems, a 1990 Prevost can remain a dependable and enjoyable RV for many years. The key to long-term reliability lies in the quality of the original conversion and the ongoing maintenance practices of its owners.
How long will the 1990 PREVOST Motorhome Shell last?
Based on owner data and the robust nature of Prevost chassis, a well-maintained 1990 Prevost Motorhome Shell can easily accumulate 300,000 to 500,000 miles or more. The underlying diesel engines are designed for extensive service life, often exceeding half a million miles with proper care. Long-term durability is a hallmark of these vehicles, especially the chassis, drivetrain, and suspension. Weaknesses that emerge over time are predominantly related to the wear and tear on auxiliary systems fitted during conversion (electrical, plumbing, appliances) and rubber components (hoses, seals, air bags) rather than fundamental structural issues. Regular, quality maintenance is the absolute key to unlocking their impressive longevity.
What Technology & Safety Features are Included?
The 1990 Prevost Motorhome Shell, by its nature as a foundational structure, doesn't come with a standard set of built-in tech, entertainment, driver-assistance, or safety features in the way a modern passenger car or even a factory-built RV would. The focus was on providing a robust, comfortable, and safe platform for custom conversions.
Built-in Tech & Entertainment: The technology and entertainment features were entirely dependent on the individual conversion. Owners could commission lavish systems including high-end audio-visual setups, multiple televisions, surround sound, satellite receivers, and integrated control panels. The electrical systems were robust enough to support these additions. However, factory-installed navigation, advanced infotainment systems, or integrated smartphone connectivity typical of modern vehicles were not standard.
Driver-Assistance Features: Driver-assistance features in 1990 were very basic. Prevost buses typically included features like power steering, power brakes (often air-assisted), and robust mirrors for visibility. Features such as cruise control were common. However, advanced electronic aids like ABS (Anti-lock Braking System), traction control, lane departure warnings, or adaptive cruise control were not standard or commonly available on these chassis at that time.
Safety Features: Safety was primarily addressed through the inherent structural integrity of the Prevost bus chassis. These vehicles were designed for passenger transport and thus featured strong framing, reliable braking systems, and a substantial overall mass, which contributes to passive safety in collisions. Seatbelts for the driver and any built-in passenger seating were standard. The powerful diesel engine provided good engine braking and ample power for safe maneuvering.
Optional Features: As a shell, nearly everything beyond the chassis, engine, and basic cab could be considered optional and determined by the conversion. This included options for generators, onboard water and waste systems, extensive insulation, advanced climate control, and sophisticated power management systems.
Crash-Test Ratings: Formal crash-test ratings, as we understand them for modern vehicles from agencies like NHTSA or IIHS, are not typically available for custom-converted motorhomes or their base chassis. Prevost chassis were built to meet stringent commercial vehicle safety standards for passenger transport in their era, but these are not directly comparable to passenger vehicle crash tests. The emphasis was on structural integrity and durability.
Built-in Tech & Entertainment: The technology and entertainment features were entirely dependent on the individual conversion. Owners could commission lavish systems including high-end audio-visual setups, multiple televisions, surround sound, satellite receivers, and integrated control panels. The electrical systems were robust enough to support these additions. However, factory-installed navigation, advanced infotainment systems, or integrated smartphone connectivity typical of modern vehicles were not standard.
Driver-Assistance Features: Driver-assistance features in 1990 were very basic. Prevost buses typically included features like power steering, power brakes (often air-assisted), and robust mirrors for visibility. Features such as cruise control were common. However, advanced electronic aids like ABS (Anti-lock Braking System), traction control, lane departure warnings, or adaptive cruise control were not standard or commonly available on these chassis at that time.
Safety Features: Safety was primarily addressed through the inherent structural integrity of the Prevost bus chassis. These vehicles were designed for passenger transport and thus featured strong framing, reliable braking systems, and a substantial overall mass, which contributes to passive safety in collisions. Seatbelts for the driver and any built-in passenger seating were standard. The powerful diesel engine provided good engine braking and ample power for safe maneuvering.
Optional Features: As a shell, nearly everything beyond the chassis, engine, and basic cab could be considered optional and determined by the conversion. This included options for generators, onboard water and waste systems, extensive insulation, advanced climate control, and sophisticated power management systems.
Crash-Test Ratings: Formal crash-test ratings, as we understand them for modern vehicles from agencies like NHTSA or IIHS, are not typically available for custom-converted motorhomes or their base chassis. Prevost chassis were built to meet stringent commercial vehicle safety standards for passenger transport in their era, but these are not directly comparable to passenger vehicle crash tests. The emphasis was on structural integrity and durability.
What Colors Options are Available?
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In the meantime, feel free to explore the other sections for more content.
In the meantime, feel free to explore the other sections for more content.
1990 PREVOST Motorhome Shell Prices and Market Value
When new, the Prevost motorhome shell itself was a premium product, with the initial chassis and shell costing a significant sum, often in the hundreds of thousands of dollars before conversion. The total cost of a fully converted luxury Prevost motorhome in 1990 could easily range from $300,000 to over $700,000, depending on the level of customization and luxury finishes.
Current used market prices for a 1990 Prevost Motorhome Shell (or a converted motorhome based on one) vary widely based on condition, mileage, the quality of the conversion, and the ongoing maintenance. You might find examples ranging from $50,000 to $150,000 or more.
Depreciation on these vehicles is unique. While they depreciate from their original astronomical new price, well-maintained Prevost motorhomes tend to hold their value remarkably well compared to other RVs due to their exceptional build quality and longevity. Factors affecting resale value include the condition of the chassis, engine, drivetrain, the quality and modernity of the interior conversion, and recent maintenance records. Buyers often seek out these shells for their potential to be updated or refurbished, making a solid, well-documented example highly desirable.
Current used market prices for a 1990 Prevost Motorhome Shell (or a converted motorhome based on one) vary widely based on condition, mileage, the quality of the conversion, and the ongoing maintenance. You might find examples ranging from $50,000 to $150,000 or more.
Depreciation on these vehicles is unique. While they depreciate from their original astronomical new price, well-maintained Prevost motorhomes tend to hold their value remarkably well compared to other RVs due to their exceptional build quality and longevity. Factors affecting resale value include the condition of the chassis, engine, drivetrain, the quality and modernity of the interior conversion, and recent maintenance records. Buyers often seek out these shells for their potential to be updated or refurbished, making a solid, well-documented example highly desirable.
1990 PREVOST Motorhome Shell Cost of Ownership
Owning a 1990 Prevost Motorhome Shell converted into an RV is generally a costly endeavor, though it offers significant value in its durability.
Insurance: Expect specialized RV insurance, which can be substantial due to the high value and luxury nature of these conversions.
Fuel: Fuel costs are high, with diesel engines consuming significant fuel (6-10 MPG).
Maintenance & Repair: While the core Prevost chassis is durable, maintenance on a large diesel engine and air suspension is costly. Repairs, especially for specialized components or extensive conversion systems, can be expensive. Finding qualified technicians can also add to costs.
Overall, it is a costly vehicle to own and operate, but its long-term durability and luxury experience can justify the expense for those who value its premium attributes.
Insurance: Expect specialized RV insurance, which can be substantial due to the high value and luxury nature of these conversions.
Fuel: Fuel costs are high, with diesel engines consuming significant fuel (6-10 MPG).
Maintenance & Repair: While the core Prevost chassis is durable, maintenance on a large diesel engine and air suspension is costly. Repairs, especially for specialized components or extensive conversion systems, can be expensive. Finding qualified technicians can also add to costs.
Overall, it is a costly vehicle to own and operate, but its long-term durability and luxury experience can justify the expense for those who value its premium attributes.
1990 PREVOST Motorhome Shell Fuel Efficiency
Fuel Type
Diesel
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
1990 PREVOST Motorhome Shell Insurance
Insurance for a 1990 PREVOST Motorhome Shell is moderately priced, reflecting its status as a Bus with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 1990 PREVOST Motorhome Shell Compare to Other Bus?
When considering the 1990 Prevost Motorhome Shell, its primary rivals were other high-end, custom-conversion platforms and top-tier factory-built luxury motorhomes of the era.
Rivals:
* Monaco, Holiday Rambler (high-end models): These were often built on commercial truck chassis or custom motorhome chassis. Performance could be comparable in terms of power, but ride comfort and chassis durability generally favored Prevost. Features in factory models might have been more integrated, but customization was limited compared to a Prevost shell. Reliability varied by brand, but Prevost's bus heritage lent it an edge. Price new was high, but a 1990 Prevost conversion often commanded a higher resale value.
* Featherlite, American Coach (early models): Similar to Monaco and Holiday Rambler, these focused on luxury but were typically built on truck chassis. Prevost offered a superior ride quality and a more robust, integrated chassis design.
* Other Bus Conversions (e.g., MCI, Setra): These were direct competitors in the custom bus conversion market. Performance was often similar, as they also utilized powerful diesel engines. Reliability was generally high for all bus-based conversions. Features were entirely dependent on the converter. Price was often comparable.
Performance: The Prevost platform excels in highway performance and ride comfort due to its air suspension and powerful diesel engines. It outperforms most truck-chassis motorhomes in terms of smoothness and handling.
Features: As a shell, Prevost offers unparalleled potential for custom features. Factory-built rivals offered integrated, but less customizable, features.
Reliability: Prevost's reputation for bus manufacturing translates to exceptional chassis and drivetrain reliability. While individual conversions can have issues, the core structure is exceptionally durable.
Price: The initial investment for a Prevost shell and conversion was at the very top end. Used, they often retain value better than many competitors.
Alternatives:
* Similar: Other Prevost conversions from slightly different years (early 90s or late 80s) offer a comparable experience. Conversions based on MCI or Setra bus chassis are also strong alternatives if found in good condition.
* Different Approach: If ultimate luxury and integrated features without the potential complexity of a custom conversion are prioritized, exploring well-maintained, high-end factory-built motorhomes from brands like Newell (which also built on bus chassis) or Marathon (also known for Prevost conversions) could be considered, though they might be significantly more expensive. For those seeking robust performance without the same luxury, commercial bus conversions by reputable outfits offer a similar foundation.
Rivals:
* Monaco, Holiday Rambler (high-end models): These were often built on commercial truck chassis or custom motorhome chassis. Performance could be comparable in terms of power, but ride comfort and chassis durability generally favored Prevost. Features in factory models might have been more integrated, but customization was limited compared to a Prevost shell. Reliability varied by brand, but Prevost's bus heritage lent it an edge. Price new was high, but a 1990 Prevost conversion often commanded a higher resale value.
* Featherlite, American Coach (early models): Similar to Monaco and Holiday Rambler, these focused on luxury but were typically built on truck chassis. Prevost offered a superior ride quality and a more robust, integrated chassis design.
* Other Bus Conversions (e.g., MCI, Setra): These were direct competitors in the custom bus conversion market. Performance was often similar, as they also utilized powerful diesel engines. Reliability was generally high for all bus-based conversions. Features were entirely dependent on the converter. Price was often comparable.
Performance: The Prevost platform excels in highway performance and ride comfort due to its air suspension and powerful diesel engines. It outperforms most truck-chassis motorhomes in terms of smoothness and handling.
Features: As a shell, Prevost offers unparalleled potential for custom features. Factory-built rivals offered integrated, but less customizable, features.
Reliability: Prevost's reputation for bus manufacturing translates to exceptional chassis and drivetrain reliability. While individual conversions can have issues, the core structure is exceptionally durable.
Price: The initial investment for a Prevost shell and conversion was at the very top end. Used, they often retain value better than many competitors.
Alternatives:
* Similar: Other Prevost conversions from slightly different years (early 90s or late 80s) offer a comparable experience. Conversions based on MCI or Setra bus chassis are also strong alternatives if found in good condition.
* Different Approach: If ultimate luxury and integrated features without the potential complexity of a custom conversion are prioritized, exploring well-maintained, high-end factory-built motorhomes from brands like Newell (which also built on bus chassis) or Marathon (also known for Prevost conversions) could be considered, though they might be significantly more expensive. For those seeking robust performance without the same luxury, commercial bus conversions by reputable outfits offer a similar foundation.
Final Verdict: Is the 1990 PREVOST Motorhome Shell a Good Bus?
The 1990 Prevost Motorhome Shell is ideal for experienced RVers, DIY enthusiasts, or those seeking unparalleled luxury and durability who are not afraid of a significant project or ongoing maintenance commitment. It's an excellent choice for buyers who prioritize a superior driving experience and a robust, long-lasting foundation over integrated modern tech or a factory-finished interior.
It is worth buying if you find a well-maintained example, especially if you plan to either continue enjoying it as-is or embark on a refurbishment/upgrade project. Buying used is the only realistic option. Focus on the condition of the chassis, engine, transmission, and the integrity of the underlying shell. Potential buyers should budget for ongoing maintenance and possible upgrades to the conversion systems. For those with the resources and a passion for high-quality, customizable RVing, a 1990 Prevost Motorhome Shell can be an exceptional value and a rewarding long-term investment.
It is worth buying if you find a well-maintained example, especially if you plan to either continue enjoying it as-is or embark on a refurbishment/upgrade project. Buying used is the only realistic option. Focus on the condition of the chassis, engine, transmission, and the integrity of the underlying shell. Potential buyers should budget for ongoing maintenance and possible upgrades to the conversion systems. For those with the resources and a passion for high-quality, customizable RVing, a 1990 Prevost Motorhome Shell can be an exceptional value and a rewarding long-term investment.
Cathleen V
Cathleen is an exceptional freelance writer covering hot topics in the automotive world from a gearhead's perspective. Her articles delve into various aspects of automotive technology and history, offering readers detailed insights into engine performance, reliability, and maintenance. Through her engaging and informative writing, Cathleen provides valuable information to automotive enthusiasts and consumers alike, helping them make informed decisions about vehicle maintenance and purchases.