Model:
KX85, KX85-II, KX100
Model Codes:
KX85-A, KX85-B, KX100-D
Model Years Covered:
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Segment:
Performance Off-Road Motorcycles (Motocross/Dirt Bikes)
Target Audience:
Enthusiasts, home mechanics, professional technicians working on Kawasaki KX85, KX85-II, and KX100 models.
Competitors:
Yamaha YZ85, Suzuki RM85, Honda CR85R.
Documentation Standard:
OEM equivalent, used by dealerships and professional mechanics.
Delivery Method:
Instant PDF download, eliminating shipping delays and costs.
Usability:
Printable for workshop use, allowing for easy replacement if soiled.
Primary Coverage:
Complete mechanical and electrical repair and maintenance for the specified Kawasaki KX models.
Secondary Coverage:
Troubleshooting, diagnostics, specifications, special tools, torque values, and component identification.
Estimated Pages:
Approximately 500-700 pages (typical for a comprehensive service manual of this era).
Format:
Digital (PDF Download)
Engine:
Engine disassembly, assembly, inspection, tuning, carburetor service, cooling system (liquid-cooled), lubrication, performance upgrades.
Transmission:
Clutch operation and service, gearbox disassembly, assembly, inspection, maintenance, gear ratios.
Chassis:
Frame inspection, suspension (front forks, rear shock absorber) disassembly, assembly, tuning, service, linkage maintenance.
Brakes:
Hydraulic brake system service (front and rear), caliper disassembly, pad replacement, fluid bleeding, master cylinder service.
Electrical:
Ignition system, lighting, battery maintenance, wiring diagrams, stator, CDI unit, troubleshooting electrical faults.
Fuel System:
Fuel tank, fuel lines, carburetor (including jetting and adjustments), fuel pump (if applicable).
Exhaust System:
Exhaust pipe and muffler maintenance, cleaning, and inspection.
Cooling System:
Radiator service, coolant type and capacity, water pump maintenance, hose inspection and replacement.
Wheels And Tires:
Tire pressure recommendations, wheel bearing maintenance, spoke tensioning, rim specifications.
Routine Maintenance:
Oil changes, filter replacements, spark plug checks, chain adjustment, brake adjustments, general lubrication.
Major Repairs:
Engine rebuilds, transmission overhauls, suspension rebuilds, carburetor tuning and overhaul.
Troubleshooting:
Step-by-step diagnostic procedures for common and uncommon issues, fault finding charts.
Component Disassembly Assembly:
Detailed instructions for removing, inspecting, and reinstalling all major and minor components.
Special Tool Usage:
Identification and usage of specialized tools required for specific repair procedures.
Depth:
Comprehensive (from basic owner maintenance to complete engine/transmission rebuilds and advanced diagnostics).
Type:
2-Stroke, Liquid-Cooled, Crankcase Reed Valve
Kx100 Displacement:
99 cc
Bore X Stroke Kx85:
48.5 mm x 46.0 mm
Bore X Stroke Kx100:
52.5 mm x 46.0 mm
Compression Ratio Kx85:
9.9:1 (approx.)
Compression Ratio Kx100:
9.8:1 (approx.)
Horsepower Kx85:
Approx. 25-30 HP (varies by year and tune)
Horsepower Kx100:
Approx. 28-33 HP (varies by year and tune)
Carburetor Kx85:
Keihin PWK28 (typical, may vary slightly by year)
Carburetor Kx100:
Keihin PWK35 (typical, may vary slightly by year)
Fuel Type:
Unleaded gasoline, minimum 91 octane recommended.
Oil Mixture:
Premix (typically 20:1 or 32:1 depending on oil and application, refer to manual for specific recommendation).
Transmission Oil Type:
Kawasaki Genuine Gear Oil (GL-4) or equivalent 2-stroke transmission oil.
Transmission Oil Capacity:
Approximately 0.65 Liters (refer to manual for exact capacity).
Wheelbase Kx85:
Approximately 1240 mm (48.8 in)
Wheelbase Kx100:
Approximately 1275 mm (50.2 in)
Seat Height Kx85:
Approximately 840 mm (33.1 in)
Seat Height Kx100:
Approximately 875 mm (34.4 in)
Curb Weight Kx85:
Approximately 75 kg (165 lbs)
Curb Weight Kx100:
Approximately 79 kg (174 lbs)
Fuel Tank Capacity:
5.0 Liters (1.3 US gal)
Oil Change Interval:
Every 15-20 hours of riding or as specified by usage (check manual for specific recommendations).
Air Filter Cleaning:
Frequent cleaning recommended, especially in dusty conditions (e.g., every 5-10 hours).
Spark Plug Check:
Every 10-15 hours of riding.
Chain Lubrication Adjustment:
Regularly, ideally before every ride or every few hours, depending on conditions.
Coolant Type:
High-quality ethylene glycol-based coolant, 50/50 mix with distilled water.
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Common Wear Items:
Piston rings, spark plugs, clutch plates, chain and sprockets, brake pads, fork seals.
Carburetor Tuning:
Sensitivity to altitude and temperature changes, requiring careful jetting adjustments for optimal performance.
Suspension Maintenance:
Regular fork oil changes and seal inspections are crucial for maintaining performance.
Oil Filter Part Number:
Refer to the manual for specific filter part numbers (e.g., Kawasaki genuine or aftermarket equivalents).
Spark Plug Part Number:
NGK BR9EG or equivalent (verify with manual).
Kawasaki Legacy:
Kawasaki has a long-standing reputation for producing powerful and competitive two-stroke off-road motorcycles, particularly in the motocross and supercross arenas.
Kx Lineage:
The KX85 and KX100 are direct descendants of Kawasaki's highly successful KX racing lineage, offering junior riders a platform to develop their skills and compete.
Manufacturing Location:
Primarily manufactured in Japan.
