The 2011 International Prostar LA687 is a Class 8 commercial truck, part of International's Prostar lineup, known for its aerodynamic design and fuel efficiency. Introduced in the late 2000s, the Prostar series, including the LA687, aimed to blend performance with driver comfort. Key trims often focused on specific vocational needs, and pricing typically reflects its commercial application, ranging significantly based on configuration and options.
The Good
The 2011 Prostar LA687 offers a compelling blend of fuel efficiency that appeals to practical buyers and a modern, aerodynamic design that resonates emotionally. Its focus on driver comfort enhances productivity, while robust engineering suggests long-term value and reliability for demanding operations.
The Bad
Potential owners of the 2011 International Prostar LA687 should be aware of possible issues with the exhaust gas recirculation (EGR) system and diesel particulate filter (DPF). Electrical gremlins and premature wear on certain components have also been noted, requiring diligent maintenance.
2011 International Prostar LA687: Quick Overview
- Engine Options: The 2011 International Prostar LA687 was primarily equipped with Navistar's proprietary engines, notably the 13-liter A26 (formerly MaxxForce 13) and the 15-liter ISX15 engines from Cummins. The Navistar engines were designed to meet stringent emissions standards of the era.
- Horsepower: Horsepower ratings varied significantly based on the selected engine and vocational application. Typically, engine outputs ranged from around 300 horsepower for lighter-duty configurations up to 500-600 horsepower for heavy-haul applications. The Cummins ISX15 engines were known for their higher power output capabilities.
- Fuel Economy: Fuel economy is a critical factor for commercial trucks and was a key selling point for the Prostar. With its aerodynamic design and efficient engine options, the 2011 Prostar LA687 could achieve respectable miles per gallon (MPG) for its class, often in the range of 5.5 to 7.5 MPG depending on load, terrain, and driving style. Specific MPG figures are highly dependent on configuration and operational use.
- 0-60 Times: For a Class 8 truck, 0-60 MPH times are not a primary performance metric and are rarely officially published. The focus is on sustained power under load rather than rapid acceleration. With a full load, acceleration would be gradual and dependent on engine power and gearing.
- Towing Capacity: As a Class 8 truck, the 2011 International Prostar LA687 is designed for heavy-duty towing. Its towing capacity is exceptionally high, typically rated for gross combination weights (GCW) of 80,000 pounds and often significantly higher for specialized heavy-haul configurations, sometimes exceeding 100,000 pounds or more with appropriate chassis and gearing.
- Trim-Level Features: The LA687 designation typically refers to a specific chassis configuration. Trims and configurations would be dictated by the intended application (e.g., long-haul, vocational, heavy-haul). Features varied widely but could include different cab lengths (day cab, extended cab, full sleeper), suspension types, axle configurations (tandem, tri-axle), and interior appointments focused on driver comfort and functionality for long-haul operations. Advanced telematics and monitoring systems were also available.
2011 International Prostar LA687 Specifications
Vehicle Information
| Year | 2011 |
| Make | International |
| Model | Prostar LA687 |
| Trim | - |
| Style | - |
| Type | Truck |
| Category | Heavy Truck |
Manufacturing Details
| Made In | United States |
| Manufacturing City | GARLAND |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | 33000 pounds |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 13L I6 |
| Engine Size | 13L |
| Engine Cylinders | 6 |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | Rear-Wheel Drive |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
Vehicle History Report
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Analysis
What Problems Does the 2011 International Prostar LA687 Have?
The 2011 International Prostar, including variants like the LA687, is known to have certain recurring issues that owners and fleet managers should be aware of. One of the most commonly cited problems, particularly with Navistar's MaxxForce engines (which were prevalent in this era), revolves around the Exhaust Gas Recirculation (EGR) system and the Diesel Particulate Filter (DPF). These emissions control components are prone to clogging and failure, leading to reduced engine performance, increased soot buildup, and ultimately, costly repairs. Issues with the EGR cooler cracking and leaking are not uncommon, and DPF regeneration cycles can become problematic if not properly maintained or if the truck is used primarily for short-haul, low-mileage operations where the system doesn't reach optimal temperatures to burn off soot.
Another area of concern that has been reported is related to the truck's electrical system. Some owners have experienced intermittent electrical gremlins, dashboard warning lights that illuminate without a clear cause, and issues with sensors providing inaccurate readings. This can sometimes be linked to wiring harness problems or faulty electronic control units (ECUs).
While specific recalls for the 2011 model year can vary, it's important to check the National Highway Traffic Safety Administration (NHTSA) database for any active or past recalls pertaining to the Prostar lineup. Generally, recalls in this period often targeted potential issues with braking systems, fuel systems, or emissions components. Long-term reliability can also be affected by the susceptibility of certain components to corrosion, especially in areas with harsh weather conditions or heavy road salt usage. Regular and thorough maintenance, including proactive cleaning of the DPF and monitoring of the EGR system, is crucial for mitigating many of these potential long-term reliability concerns and ensuring the longevity of the 2011 Prostar LA687.
Another area of concern that has been reported is related to the truck's electrical system. Some owners have experienced intermittent electrical gremlins, dashboard warning lights that illuminate without a clear cause, and issues with sensors providing inaccurate readings. This can sometimes be linked to wiring harness problems or faulty electronic control units (ECUs).
While specific recalls for the 2011 model year can vary, it's important to check the National Highway Traffic Safety Administration (NHTSA) database for any active or past recalls pertaining to the Prostar lineup. Generally, recalls in this period often targeted potential issues with braking systems, fuel systems, or emissions components. Long-term reliability can also be affected by the susceptibility of certain components to corrosion, especially in areas with harsh weather conditions or heavy road salt usage. Regular and thorough maintenance, including proactive cleaning of the DPF and monitoring of the EGR system, is crucial for mitigating many of these potential long-term reliability concerns and ensuring the longevity of the 2011 Prostar LA687.
How long will the 2011 International Prostar LA687 last?
The 2011 International Prostar LA687, like most Class 8 trucks, is built for longevity. With diligent maintenance, including regular oil changes, filter replacements, and proper care of emissions systems (EGR, DPF), these trucks can easily accumulate over 1 million miles. Owner data and fleet management records often show trucks operating for 8-12 years or even longer, depending on the intensity of their use. However, weaknesses over time can emerge. The emissions components, as mentioned, can be a point of failure, and without proactive care, they can significantly shorten the practical service life of the engine. Electrical systems may also require attention as the vehicle ages. Despite these potential issues, the core chassis and powertrain, when well-maintained, demonstrate robust long-term durability, making them a viable option for extended service.
What Technology & Safety Features are Included?
The 2011 International Prostar LA687, while primarily a workhorse, incorporated technology aimed at improving driver efficiency, comfort, and safety, though its tech suite would be considered basic by today's automotive standards.
Built-in Tech & Entertainment: Standard technology often included a functional digital dashboard display providing essential vehicle information. Entertainment options were typically limited to an AM/FM radio with a CD player. Higher-end optional packages could include upgraded audio systems, Bluetooth connectivity for hands-free calling, and navigation systems, particularly in long-haul sleeper configurations designed for driver convenience over extended periods. Telematics systems for fleet management, tracking, and diagnostics were also a significant technological integration, offering real-time data on vehicle performance and driver behavior.
Driver-Assistance Features: Driver-assistance technologies were less sophisticated than in modern passenger vehicles but were evolving for commercial trucks. Optional features could include advanced cruise control systems for maintaining distance on highways and lane departure warning systems, which alerted the driver if the vehicle drifted out of its lane. Stability control systems were also becoming more common, aiding in preventing rollovers and maintaining control in adverse conditions.
Safety Features: Core safety features included robust anti-lock braking systems (ABS) to prevent wheel lock-up during emergency braking. The Prostar's design prioritized structural integrity with a reinforced cab designed to protect occupants in the event of a collision. Airbags for the driver and passenger were standard. Visibility was a key design consideration, with large windshields and side mirrors providing excellent situational awareness.
Crash-Test Ratings: Commercial trucks like the 2011 International Prostar LA687 are not subjected to the same type of crash-test ratings as passenger cars by organizations like the NHTSA or IIHS. Instead, their safety is evaluated based on regulatory compliance, structural integrity testing, and the effectiveness of integrated safety systems. The Prostar line generally focused on meeting or exceeding industry standards for occupant protection and vehicle stability. Specific crash performance data is not publicly available in the same format as for consumer vehicles.
Built-in Tech & Entertainment: Standard technology often included a functional digital dashboard display providing essential vehicle information. Entertainment options were typically limited to an AM/FM radio with a CD player. Higher-end optional packages could include upgraded audio systems, Bluetooth connectivity for hands-free calling, and navigation systems, particularly in long-haul sleeper configurations designed for driver convenience over extended periods. Telematics systems for fleet management, tracking, and diagnostics were also a significant technological integration, offering real-time data on vehicle performance and driver behavior.
Driver-Assistance Features: Driver-assistance technologies were less sophisticated than in modern passenger vehicles but were evolving for commercial trucks. Optional features could include advanced cruise control systems for maintaining distance on highways and lane departure warning systems, which alerted the driver if the vehicle drifted out of its lane. Stability control systems were also becoming more common, aiding in preventing rollovers and maintaining control in adverse conditions.
Safety Features: Core safety features included robust anti-lock braking systems (ABS) to prevent wheel lock-up during emergency braking. The Prostar's design prioritized structural integrity with a reinforced cab designed to protect occupants in the event of a collision. Airbags for the driver and passenger were standard. Visibility was a key design consideration, with large windshields and side mirrors providing excellent situational awareness.
Crash-Test Ratings: Commercial trucks like the 2011 International Prostar LA687 are not subjected to the same type of crash-test ratings as passenger cars by organizations like the NHTSA or IIHS. Instead, their safety is evaluated based on regulatory compliance, structural integrity testing, and the effectiveness of integrated safety systems. The Prostar line generally focused on meeting or exceeding industry standards for occupant protection and vehicle stability. Specific crash performance data is not publicly available in the same format as for consumer vehicles.
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2011 International Prostar LA687 Prices and Market Value
When new, the 2011 International Prostar LA687 commanded a significant price, typically ranging from $100,000 to $150,000 or more, depending heavily on the specific configuration, engine, and options chosen for vocational or long-haul use. As a commercial vehicle, its depreciation follows a different curve than passenger cars. Initial depreciation is substantial, but well-maintained units with lower mileage can hold their value relatively well in the used commercial truck market. Factors significantly affecting resale value include engine type (Cummins engines often retain value better than some Navistar variants due to perceived reliability), mileage, overall condition, maintenance history, and the presence of emissions-compliant components. Trucks with updated emissions systems or those that have been meticulously maintained tend to fetch higher prices. Current used market prices for a 2011 Prostar LA687 can vary widely, from $25,000 to $60,000+, again, highly dependent on the aforementioned factors.
2011 International Prostar LA687 Cost of Ownership
Owning a 2011 International Prostar LA687 involves significant costs. Insurance premiums for commercial trucks are substantial, reflecting their value and risk profile. Fuel costs are a major ongoing expense, though the Prostar's efficiency helps mitigate this. Maintenance is critical and can be costly; regular servicing, tire replacements, and potential repairs to emissions systems (EGR/DPF) are major budget considerations. Repair costs for major components like engines or transmissions can be very high. Overall, while the Prostar aims for efficiency, its high upfront cost, substantial operating expenses, and potential for expensive repairs make it a costly vehicle to own, particularly for smaller operators. It is more economical for businesses where its productivity justifies the investment.
2011 International Prostar LA687 Fuel Efficiency
Fuel Type
Diesel
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
2011 International Prostar LA687 Warranty
Basic
Original warranty
0 months / No data
Estimated remaining
Expired
Powertrain
Original warranty
0 months / No data
Estimated remaining
Expired
Rust
Original warranty
0 months / No data
Estimated remaining
Expired
2011 International Prostar LA687 Insurance
Insurance for a 2011 International Prostar LA687 is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2011 International Prostar LA687 Compare to Other Truck?
The 2011 International Prostar LA687 competes in the highly contested Class 8 heavy-duty truck market against formidable rivals such as the Freightliner Cascadia, Peterbilt 579, Kenworth T660, and Volvo VNL series.
Performance: In terms of performance, the Prostar often offered competitive engine options, particularly when equipped with Cummins ISX15 engines, which were known for their power and reliability. Navistar's own engines faced some reliability concerns during this period, which could put it at a disadvantage against competitors with more consistently praised powertrains. The Prostar's aerodynamic design aimed for fuel efficiency, a key performance metric, often comparable to its rivals.
Features: Features on the Prostar were generally on par with its contemporaries, focusing on driver comfort and functionality for long-haul operations. Available sleeper cabs, advanced climate control, and ergonomic dashboards were common. However, brands like Peterbilt and Kenworth were often perceived as offering a more premium interior feel and a wider array of customizable luxury options.
Reliability: This is where the 2011 Prostar faced its biggest challenges. While the chassis itself is robust, widespread issues with Navistar's emissions systems (EGR and DPF) on their MaxxForce engines significantly impacted the perceived and actual reliability of many units from this era. Competitors like Freightliner and Volvo, with their own established engine lines or strong partnerships (like PACCAR engines in Peterbilt/Kenworth), often garnered better reputations for long-term powertrain reliability.
Price: The Prostar typically offered a competitive price point when new, often positioned as a value-oriented option compared to premium brands like Peterbilt or Kenworth. Used prices for the 2011 model reflect this, often being more affordable than comparable models from other manufacturers, especially if equipped with Navistar engines.
Alternatives: For buyers prioritizing proven powertrain reliability and potentially higher resale value, a 2011 Freightliner Cascadia with a Detroit Diesel engine or a Peterbilt 579/Kenworth T660 with a PACCAR or Cummins ISX engine would be strong alternatives, though they might command a higher price both new and used. A Volvo VNL series truck would also be a comparable option, known for its driver comfort and solid engineering. If budget is the primary concern and the truck is well-inspected, the 2011 Prostar LA687 can still be a viable choice, especially if equipped with a Cummins engine and if the emissions system is confirmed to be in good working order.
Performance: In terms of performance, the Prostar often offered competitive engine options, particularly when equipped with Cummins ISX15 engines, which were known for their power and reliability. Navistar's own engines faced some reliability concerns during this period, which could put it at a disadvantage against competitors with more consistently praised powertrains. The Prostar's aerodynamic design aimed for fuel efficiency, a key performance metric, often comparable to its rivals.
Features: Features on the Prostar were generally on par with its contemporaries, focusing on driver comfort and functionality for long-haul operations. Available sleeper cabs, advanced climate control, and ergonomic dashboards were common. However, brands like Peterbilt and Kenworth were often perceived as offering a more premium interior feel and a wider array of customizable luxury options.
Reliability: This is where the 2011 Prostar faced its biggest challenges. While the chassis itself is robust, widespread issues with Navistar's emissions systems (EGR and DPF) on their MaxxForce engines significantly impacted the perceived and actual reliability of many units from this era. Competitors like Freightliner and Volvo, with their own established engine lines or strong partnerships (like PACCAR engines in Peterbilt/Kenworth), often garnered better reputations for long-term powertrain reliability.
Price: The Prostar typically offered a competitive price point when new, often positioned as a value-oriented option compared to premium brands like Peterbilt or Kenworth. Used prices for the 2011 model reflect this, often being more affordable than comparable models from other manufacturers, especially if equipped with Navistar engines.
Alternatives: For buyers prioritizing proven powertrain reliability and potentially higher resale value, a 2011 Freightliner Cascadia with a Detroit Diesel engine or a Peterbilt 579/Kenworth T660 with a PACCAR or Cummins ISX engine would be strong alternatives, though they might command a higher price both new and used. A Volvo VNL series truck would also be a comparable option, known for its driver comfort and solid engineering. If budget is the primary concern and the truck is well-inspected, the 2011 Prostar LA687 can still be a viable choice, especially if equipped with a Cummins engine and if the emissions system is confirmed to be in good working order.
Final Verdict: Is the 2011 International Prostar LA687 a Good Truck?
The 2011 International Prostar LA687 is ideal for owner-operators or small to medium-sized fleets looking for a capable Class 8 truck with a focus on aerodynamics and potentially a lower entry price on the used market. It is worth buying for those who prioritize cost-effectiveness and are willing to conduct thorough due diligence on the vehicle's history, particularly its emissions systems. It is crucial to buy used, and ideally, one equipped with a Cummins ISX engine rather than a Navistar MaxxForce engine due to known reliability concerns with the latter. Meticulous pre-purchase inspections, especially of the EGR and DPF systems, are non-negotiable. For buyers who can manage potential maintenance costs and ensure proper upkeep, it can still be a functional and economical workhorse, especially for long-haul applications where its aerodynamic design shines.
Drew B
Drew is a seasoned automotive expert and contributor to VinCheck.info. With nearly 15 years of experience as a former Porsche technician, he brings a wealth of hands-on knowledge to his writing. Born in North Carolina, a region renowned for its deep-rooted NASCAR culture, Drew developed a passion for cars early in life, often building and working on vehicles from a young age. At VINCheck, Drew leverages his extensive technical background to provide in-depth analyses of various vehicles. His articles often focus on engine performance, reliability, and maintenance insights, offering readers practical information grounded in real-world experience. Some of his notable contributions include reviews on the Mazda CX-5's longevity and detailed examinations of engine options for models like the 2011 Toyota Camry and Tacoma