Model:
RS900 Series Snowmobiles (Rage, Vector, Venture, Nytro)
Chassis Codes:
RS900, RS Vector, RS Rage, RS Venture, RS Nytro (specific to sub-models)
Market Segment:
High-performance snowmobiles, targeting riders who demand power, comfort, and reliability for trail riding and mountain exploration.
Competitors:
Primarily competitors from Ski-Doo (e.g., MX Z, Summit), Polaris (e.g., RMK, Indy), and Arctic Cat (e.g., M Series, Crossfire).
Platform Strength:
Yamaha's reputation for robust engineering and reliable multi-cylinder engines, particularly the Genesis engines.
Manual Benefit:
Empowers owners and technicians to perform comprehensive maintenance and repairs, reducing reliance on dealerships and minimizing downtime.
Covered Years:
2005, 2006, 2007, 2008
Specific Models Covered:
RS Rage, RS Vector ER, RS Vector Mountain, RS Vector GT, RS Venture, RS Venture TF, RS Nytro ER, RS Nytro, RS Rage GT, RS Vector Mountain SE, RS Vector LTX GT, RS Vector LTX
Estimated Page Count:
Varies by specific model/engine configuration, typically 500+ pages for a comprehensive service manual.
Type:
Service and Repair Manual
Engine:
Engine removal/installation, top-end, bottom-end, cooling system, lubrication system, fuel system, intake, exhaust.
Drivetrain:
Transmission, drive chain, sprockets, clutch service, driven clutch, primary clutch, jackshaft, torque converter.
Chassis And Suspension:
Steering system, shocks (front and rear), skis, track, suspension components, lubrication.
Electrical System:
Ignition system, lighting, battery, starter, charging system, wiring diagrams, diagnostics.
Bodywork And Frame:
Body panels, seat, handlebars, hull, chassis components, fasteners, plastics.
Maintenance:
Routine maintenance procedures, lubrication points, fluid checks and changes, filter replacements, track adjustment, clutch maintenance.
Troubleshooting:
Advanced troubleshooting guides for various systems, symptom-based diagnosis, electrical troubleshooting, engine performance issues.
Repair:
Step-by-step repair instructions for all major components, rebuild procedures for engines and transmissions, component replacement.
Diagnostics:
Diagnostic trouble codes (DTCs) if applicable, engine tuning procedures, electrical system testing methods.
Depth:
Comprehensive, covering everything from basic inspections and fluid changes to complete engine and transmission overhauls, electrical diagnostics, and suspension tuning.
Engine Family:
Yamaha Genesis / Nytro Engine Families
Common Configurations:
Typically 3-cylinder, 4-stroke engines. Specific displacements vary by model (e.g., 998cc for Nytro and some Vector models).
Horsepower Range:
Generally ranges from approximately 120 HP to over 140 HP, depending on the specific model and engine tuning.
Torque Characteristics:
Known for strong mid-range and top-end power delivery due to their 4-stroke nature and advanced fuel injection systems.
Fuel Delivery:
Electronic Fuel Injection (EFI) is standard across most of these models.
Track Length Common:
Common track lengths range from 121 inches to 136 inches, with mountain-specific models often featuring longer tracks (e.g., 153" or 162").
Ski Stance:
Adjustable or fixed ski stance depending on the model, typically around 42-43 inches for trail models.
Dry Weight Approx:
Dry weights typically range from 500 to 600 lbs (227 to 272 kg), varying significantly based on model and features.
Crash Testing:
N/A (Snowmobile safety is primarily defined by design features and operator responsibility, not formal crash ratings like automobiles).
Braking System:
Hydraulic disc brake system, typically rear track brake.
Throttle Limiter:
Often features an adjustable throttle stop or governor for beginner modes or specific conditions.
Lighting:
Halogen or LED headlights, taillights, and brake lights for visibility.
Dash Display:
Digital or analog gauge clusters providing speed, RPM, fuel level, engine temperature, and odometer/trip meter readings. Some models may feature more advanced multi-function displays.
Efi System:
Advanced Electronic Fuel Injection (EFI) system for precise fuel metering, improved throttle response, and emissions control.
Diagnostic Ports:
Diagnostic ports for connecting specialized tools for engine and system analysis (covered in the manual).
Oil Change:
Typically recommended every 2,000-3,000 miles or annually, whichever comes first. Refer to specific model recommendations in the manual.
Spark Plug Replacement:
Intervals vary, but generally recommended every 3,000-5,000 miles or as per manual specifications.
Clutch Maintenance:
Regular inspection of rollers, buttons, springs, and sheeves is crucial, typically every 1,000-2,000 miles or as needed.
Engine Oil:
Yamaha recommends specific 4-stroke synthetic or semi-synthetic snowmobile engine oils, e.g., Yamalube 4W Synthetic or similar API SG, SJ, SL, SM rated oils with specific viscosity grades (e.g., 10W-40 or 20W-40 depending on temperature).
Coolant:
A 50/50 mixture of permanent antifreeze and distilled water, typically using a high-quality ethylene glycol based coolant suitable for extreme temperatures.
Gear Oil:
Specific gear oil for the drive system, often a Yamaha-recommended lubricant or equivalent SAE 80W-90 gear oil.
Clutch Wear:
Common wear on primary and secondary clutch components (rollers, bushings, weights) requiring periodic inspection and replacement.
Suspension Bushings:
Wear on suspension bushings and ball joints can occur over time, affecting handling and ride quality.
Belt Wear:
Drive belt inspection for wear, fraying, and proper tension is critical to prevent drivetrain damage.
Ignition Coil Failure:
Occasional reports of ignition coil failure, leading to misfires or no-spark conditions.
Yamaha Motorcycles:
Yamaha has a long and storied history in motorsports, including motorcycles, ATVs, and personal watercraft, known for engine innovation and reliability.
Genesis Engine:
The Genesis engine platform, particularly the 3-cylinder 4-stroke, was a significant development for Yamaha snowmobiles, offering improved efficiency, emissions, and a quieter, smoother ride compared to 2-stroke engines.
Rs Series Introduction:
The RS designation marked Yamaha's commitment to the 4-stroke snowmobile market, with models like the Vector and Rage introducing new chassis and suspension designs.
Manufacturing Location:
Typically manufactured by Yamaha Motor Corporation, Japan, with assembly sometimes occurring in North America.
