The 1999 Polaris RMK is a legendary snowmobile, part of a lineage renowned for its deep snow capability. As a purpose-built mountain sled, it features a lightweight, agile chassis designed for aggressive riding. Key trims often denoted by engine size, like the 700 or 600. Its popularity stems from its innovative chassis design and powerful, reliable engines, making it a favorite for backcountry explorers.
The Good
The 1999 Polaris RMK boasts exceptional deep snow performance, agile handling for thrilling mountain descents, and a robust engine for reliable backcountry adventures. Its aggressive styling appeals to enthusiasts, while its straightforward design offers practical value and ease of maintenance.
The Bad
Potential weaknesses of the 1999 Polaris RMK include early models experiencing some track durability issues and occasional carburetor tuning challenges for optimal performance. Some riders might find the suspension a bit firm for longer, less aggressive rides.
1999 Polaris RMK: Quick Overview
- Engine Options: The 1999 Polaris RMK typically offered a choice between two potent two-stroke, twin-cylinder engines. Common options included the Polaris 700cc and the Polaris 600cc Liberty engines. These were liquid-cooled, reed-valve induction engines designed for high performance in demanding snow conditions.
- Horsepower: Horsepower varied depending on the specific engine displacement. The 700cc variant generally produced around 120-130 horsepower, while the 600cc engine was in the 100-110 horsepower range. These figures provided ample power for climbing steep inclines and navigating deep snow.
- Fuel Economy: Fuel economy for two-stroke snowmobiles of this era, especially performance-oriented models like the RMK, was not a primary design focus. Owners could expect mileage in the range of 8-12 miles per gallon, highly dependent on riding style and terrain. Premium fuel was typically recommended.
- 0-60 Times: While precise 0-60 mph times are not commonly published for snowmobiles due to the variable nature of the terrain and snow conditions, the RMK was known for its rapid acceleration off the line, particularly in its intended environment. It could reach trail speeds quickly.
- Towing Capacity: Snowmobiles are not designed for towing in the conventional sense. The 1999 Polaris RMK does not have a specified towing capacity. Its purpose is recreational riding and powder exploration, not utility tasks.
- Trim-Level Features: Key trim-level features often included:
- RMK Chassis: Lightweight and agile design optimized for mountain riding.
- Longer Track: Typically featured longer tracks (e.g., 136 inches or more) with aggressive lugs for superior flotation and traction in deep snow.
- Performance Suspension: Advanced front and rear suspension systems designed for handling rough terrain and absorbing large impacts.
- Reverse Gear: A desirable feature for maneuvering in tight spots or getting unstuck in deep powder.
- Digital Gauge Cluster: Provided essential information like speed, RPM, and temperature.
- Hand and Thumb Warmers: Standard for rider comfort in cold conditions.
- High-Performance Exhaust: Tuned for power delivery in the mountains.
1999 Polaris RMK Specifications
Vehicle Information
| Year | 1999 |
| Make | Polaris |
| Model | RMK |
| Trim | - |
| Style | - |
| Type | Motorcycle |
| Category | Offroad Vehicle Low Speed Vehicle |
Manufacturing Details
| Made In | United States |
| Manufacturing City | ROSEAU |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | - |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 570cc 0cyl |
| Engine Size | 570L |
| Engine Cylinders | - |
| Transmission | - |
| Transmission Type | Manual |
| Transmission Speeds | - |
| Drivetrain | 6x6 |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
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Analysis
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What Problems Does the 1999 Polaris RMK Have?
The 1999 Polaris RMK, while generally a well-regarded machine, had a few areas that owners commonly reported as issues or points of concern over time. One persistent, though not universal, problem across various Polaris models of this era, including the RMK, was related to the crankcase seals. Leaking crankcase seals could lead to oil and fuel mixture issues, potentially causing engine performance problems or even engine damage if left unaddressed. This was often more prevalent in models that had experienced significant use or had not undergone regular, meticulous maintenance.
Another area that some owners noted involved the drive clutch and driven clutch. While these components are wear items on any snowmobile, some 1999 RMKs might have experienced premature wear on clutch buttons or springs, leading to a loss of performance or inconsistent engagement. Regular inspection and maintenance of the clutch system were crucial.
In terms of recalls, it's important to note that specific recalls are tied to particular VIN ranges and manufacturing dates. For the 1999 model year, potential recalls might have involved components related to the fuel system or braking mechanisms, though no widespread, notorious recalls significantly plagued the entire RMK lineup for that specific year. Owners are always advised to check with Polaris or official recall databases using their VIN for any outstanding safety notices.
Long-term reliability on the RMK is heavily dependent on how well it was maintained and operated. The Liberty engine platform was generally robust, but like all two-stroke engines, they require diligent maintenance, including proper fuel/oil mixing, regular spark plug changes, and keeping the cooling system clear. Overheating was a potential concern if the heat exchangers became clogged with snow or ice, especially in deep powder conditions.
While not a mechanical failure, some owners also reported that the seat foam could degrade over time, becoming less comfortable for extended rides. Overall, the 1999 RMK is considered a reliable snowmobile when cared for, but awareness of potential seal leaks and clutch wear is important for prospective buyers or current owners.
How long will the 1999 Polaris RMK last?
Estimating average mileage for a 1999 Polaris RMK is challenging as usage varies wildly by owner. However, well-maintained RMKs can realistically see service for 15-20 years, accumulating anywhere from 5,000 to 15,000 miles or more. Long-term durability hinges on consistent, high-quality maintenance. Regular fluid changes, clutch service, and engine tune-ups are paramount. Weaknesses that emerge over time often relate to wear and tear, such as fatigued suspension components, worn track lugs, and potential crankcase seal degradation if not proactively addressed. Conversely, owners who meticulously care for their RMKs often find them to be remarkably resilient and capable machines even after decades of use.
What Technology & Safety Features are Included?
The 1999 Polaris RMK, in line with snowmobile technology of its era, is relatively basic in terms of sophisticated built-in tech, entertainment, driver-assistance, and safety features. There are no integrated entertainment systems, navigation, or advanced driver-assistance systems (ADAS) commonly found in modern vehicles. The primary focus of the RMK was on its off-road performance and rider connection to the machine and environment.
Built-in Tech: Standard technology on the 1999 RMK would typically include a digital or analog gauge cluster displaying essential information such as speedometer, tachometer (RPM), odometer, and engine temperature. Some models might have offered a basic fuel gauge. Hand and thumb warmers were standard and considered a crucial comfort feature for cold-weather riding.
Entertainment: Entertainment was purely user-provided, relying on the thrill of the ride itself and the sounds of the engine and nature. There were no factory-installed audio systems.
Driver-Assistance Features: Driver-assistance features were non-existent. The rider was entirely responsible for operating the machine safely. Features like electronic power steering or advanced traction control were not part of the design.
Safety Features: Safety features were limited. The primary safety elements were the inherent design of the snowmobile intended for stability and control in snow, and rider-preparedness. Some models might have had a tether cord that, when pulled, would shut off the engine in case the rider was thrown off, but this was not universally standard across all trims or optional.
Optional Features: Optional features for the 1999 RMK could have included items like a windshield bag, a deluxe seat for improved comfort on longer rides, or perhaps auxiliary lighting. Aftermarket accessories were, and still are, a significant way owners customize their RMKs, adding performance enhancements or comfort items.
Crash-Test Ratings: Snowmobiles are not subjected to traditional crash-test ratings like automobiles. Their safety is assessed based on design integrity, stability, and the effectiveness of rider controls and braking systems. The RMK was designed with a focus on maneuverability and capability in challenging terrain, which contributes indirectly to safety by allowing riders to navigate difficult situations more effectively.
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.
1999 Polaris RMK Prices and Market Value
When new, the 1999 Polaris RMK likely retailed in the range of $7,000 to $9,000, depending on engine size and specific trim level. As a 1999 model, it has undergone significant depreciation. Current used market prices for a 1999 Polaris RMK can vary greatly, typically ranging from $1,500 to $4,000. Factors heavily affecting resale value include the overall condition, mileage (hours of use for snowmobiles), maintenance history, originality of parts, and any recent upgrades or significant repairs. A well-maintained RMK with a strong service record and in excellent cosmetic and mechanical shape will command a higher price than a neglected or heavily used example. Popularity in certain regions or among enthusiasts can also influence demand and, therefore, resale value.
1999 Polaris RMK Cost of Ownership
Owning a 1999 Polaris RMK involves ongoing costs. Insurance is generally affordable for recreational vehicles, often on a limited policy. Fuel costs will be moderate to high due to the two-stroke engine's consumption, requiring premium fuel. Regular maintenance, including oil changes, spark plug replacements, and clutch servicing, is essential and adds to costs. Repairs, especially for engine or track issues, can be significant. Overall, while initial purchase price is low, the RMK is not an economical vehicle to own due to fuel consumption and the potential for specialized repairs. It is more of a passion purchase for riding enthusiasts.
1999 Polaris RMK Fuel Efficiency
Fuel Type
Diesel
Fuel Capacity
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City Mileage
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Highway Mileage
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1999 Polaris RMK Insurance
Insurance for a 1999 Polaris RMK is moderately priced, reflecting its status as a Motorcycle with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 1999 Polaris RMK Compare to Other Motorcycle?
The 1999 Polaris RMK competed in the burgeoning mountain/deep snow segment against formidable rivals such as Ski-Doo Summit, Yamaha Mountain Max, and Arctic Cat Mountain Cat. In terms of raw performance, particularly in deep snow, the RMK was a strong contender. Its Polaris-designed Liberty engines offered good power, and its chassis was agile for its time, allowing riders to navigate challenging terrain effectively. Ski-Doo's Summit often had a reputation for excellent handling and a slightly more refined ride, while Yamaha's Mountain Max was known for its robust four-stroke engines (though most RMKs were two-stroke) and reliability. Arctic Cat's Mountain Cat offered strong power and deep snow capability as well.
Features on the 1999 RMK were competitive for the era, focusing on essential mountain riding needs like longer tracks and capable suspension. Rivals offered similar feature sets, often differentiating on suspension technology, engine character, or ergonomics. Reliability was a mixed bag across the industry. While Polaris engines were generally powerful, issues like crankcase seal leaks were not uncommon and required diligent maintenance. Ski-Doo and Yamaha often had a slight edge in perceived long-term reliability, though all brands had their quirks.
Price-wise, the RMK was typically positioned competitively within its class. New pricing was in a similar ballpark as its direct competitors. On the used market today, all these 1999-era mountain sleds have depreciated significantly. However, their value is more about their continued capability and enthusiast appeal than their original price point.
Alternatives: For those seeking similar deep snow capability from the same era, the Ski-Doo Summit (e.g., 700 or 800 models) is a strong alternative, often praised for its handling. The Arctic Cat Mountain Cat is also a comparable choice, known for its power. If long-term mechanical simplicity and a different engine character are desired, an older Yamaha Mountain Max, especially a four-stroke model if available from that vintage, could be considered, though they might be less agile in tight trees. Modern mountain sleds from any manufacturer offer significantly improved performance, technology, and rider comfort, but at a much higher price point.
Final Verdict: Is the 1999 Polaris RMK a Good Motorcycle?
The 1999 Polaris RMK is ideal for the budget-conscious snowmobiler who prioritizes deep snow performance and possesses mechanical aptitude for upkeep. It's not for those seeking cutting-edge technology or effortless convenience. It is worth buying if found in good, well-maintained condition for a fair price, serving as a capable machine for exploring powder. It's best purchased used, as new models from this year are nonexistent. Buyers should focus on models with documented maintenance, prioritizing the 700cc engine for more power. Conditions to watch for include track condition, engine health (listen for odd noises), and evidence of past seal leaks. It's a machine for the enthusiast who understands and appreciates its vintage charm and capability.
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.