Model Variant:
KX85, KX100
Covered Years:
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Product Type:
Factory Service Repair Manual
Segment:
Mini Motocross / Off-Road Competition
Target Audience:
Young motocross racers, off-road enthusiasts, and owners requiring detailed technical information for maintenance and repair.
Competitors Era:
Honda CR85R/CR125, Yamaha YZ85/YZ125, Suzuki RM85/RM125, KTM 85 SX/125 SX
Manual Advantage:
Factory authenticity ensures accuracy and completeness, covering all specifications and procedures as intended by the manufacturer.
Vehicle Appeal:
The KX85 and KX100 are renowned for their strong performance, handling, and reliability in the youth motocross class, making this manual essential for owners.
Primary Coverage:
Comprehensive service and repair information for Kawasaki KX85 and KX100 models
Secondary Coverage:
Maintenance, troubleshooting, diagnostics, component replacement, and overhaul procedures
Estimated Pages:
Refer to product packaging or digital file size; typical for this era and coverage would be several hundred pages.
Type:
Factory Service Manual
Format:
Digital (likely PDF) or Printed
Engine Systems:
Engine overhaul, top-end, bottom-end, cooling system, lubrication system, ignition system, carburetor/fuel system, exhaust system
Transmission Drivetrain:
Clutch, gearbox, final drive, chain and sprockets
Chassis Suspension:
Front forks (telescopic, inverted), rear shock absorber, swingarm, linkage system (if applicable)
Braking System:
Front and rear disc brake systems, hydraulic components, caliper maintenance
Electrical System:
Ignition system, lighting, wiring diagrams, battery, charging system (stator, CDI)
Bodywork Controls:
Handlebars, levers, footpegs, seat, body panels, plastics
Scheduled Maintenance:
Oil changes, air filter cleaning/replacement, spark plug inspection/replacement, chain maintenance, general inspection checklists
Troubleshooting Diagnostics:
Problem diagnosis for starting issues, engine performance, electrical faults, suspension problems
Major Repair Overhaul:
Engine rebuild (piston, rings, crankshaft, bearings), transmission disassembly and reassembly, carburetor tuning and overhaul, suspension fork service
Component Replacement:
Step-by-step instructions for replacing parts like brake pads, levers, cables, exhaust systems, radiators
Specifications Torque Values:
Detailed torque specifications for all fasteners, bearing clearances, and assembly tolerances
Depth:
Comprehensive from basic rider maintenance to full engine and chassis rebuilds, suitable for both home mechanics and professional technicians.
File Type:
Likely PDF for digital versions, designed for readability and searchability.
Quality:
Professionally formatted with clear diagrams and text. Digital versions offer zoom capabilities.
Binding:
If printed: Coil-bound or perfect-bound for lay-flat usability in a workshop environment.
Paper Quality:
If printed: Durable paper stock to withstand workshop conditions.
Engine Type:
Liquid-cooled, 2-stroke, single-cylinder
Kx85 Bore Stroke:
48.5 mm x 45.8 mm
Kx100 Bore Stroke:
52.5 mm x 45.8 mm
Kx100 Displacement:
99 cc
Kx85 Horsepower Est:
Approx. 25-27 HP (varies by year and specific tuning)
Kx100 Horsepower Est:
Approx. 28-30 HP (varies by year and specific tuning)
Carburetor:
Keihin PWK series (e.g., PWK35 for KX100, PWK33 for KX85, specific sizes vary slightly by year)
Fuel Type:
Unleaded gasoline with appropriate 2-stroke oil pre-mix
Premix Ratio:
Typically 50:1 or 40:1 depending on oil type and manufacturer recommendation; manual will specify.
Safety Class:
Off-road competition vehicle; no road safety ratings apply.
Braking System Type:
Hydraulic disc brakes, front and rear
Suspension Features:
Adjustable front forks and rear shock absorber for optimized handling and control.
Frame Construction:
High-tensile steel perimeter frame for rigidity and durability.
Oil Change Frequency:
Every 8-10 hours of riding or as specified for race conditions; manual provides precise intervals.
Air Filter Maintenance:
Clean after every few rides or in dusty conditions; replace as needed. Manual details cleaning and oiling procedures.
Top End Rebuild:
Recommended every 20-40 hours of hard riding, depending on usage. Manual provides detailed instructions and specifications.
Engine Oil Type:
2-stroke engine oil, specific API/JASO rating and viscosity grade to be specified in the manual (e.g., JASO FD).
Transmission Oil Type:
Manual transmission oil, specific viscosity (e.g., SAE 10W-30 or 10W-40) and API classification (e.g., API GL-4) will be specified.
Coolant Type:
Ethylene glycol-based antifreeze/coolant with corrosion inhibitors, typically a 50/50 mix with distilled water.
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Common Wear Items:
Clutch plates, piston rings, chain and sprockets, wheel bearings, fork seals, brake pads, spark plugs.
Carburetor Tuning Challenges:
Can be sensitive to altitude, temperature, and jetting changes; proper tuning is critical for optimal performance. Manual provides detailed jetting charts and adjustment procedures.
Suspension Maintenance:
Regular fork oil changes and seal replacement are crucial for maintaining proper damping and preventing leaks.
Kawasaki Motorsport:
Kawasaki has a long and storied history in professional motocross and off-road racing, known for performance-oriented machinery.
Kx Series Development:
The KX85 and KX100 are part of Kawasaki's highly successful KX line of motocross bikes, evolving over generations to incorporate technological advancements in suspension, engines, and chassis design.
Production Period:
The KX85 and KX100 have been in continuous production for many years, with the 2001-2010 models representing a specific generation of development.