2020 Yamaha YZ125 vs 2023 Kawasaki KX85
Full specifications comparison •
2 motorcycles
Full Specifications
Differs
Same
| General |
| Colours | Team Yamaha Blue | Lime Green |
| Warranty | 30 Day Limited Factory Warranty | - |
| Dimensions |
| Ground Clearance (in.) | 14.4 inches | 11.4 inches |
| Ground Clearance (mm) | 366 mm | 290 mm |
| Height (in.) | 51.0 inches | 43.3 inches |
| Length (in.) | 84.1 inches | 72.0 inches |
| Length (mm) | 2136 mm | 1830 mm |
| Height (mm) | 1295 mm | 1100 mm |
| Seat Height (mm) | 975 mm | 830 mm |
| Wheelbase (in.) | 56.8 inches | 49.8 inches |
| Wheelbase (mm) | 1443 mm | 1265 mm |
| Width (in.) | 32.6 inches | 30.1 inches |
| Width (mm) | 828 mm | 765 mm |
| Seat Height (in.) | 38.4 inches | 32.7 inches |
| Weights & Capacities |
| Wet Weight (lbs.) | 207.0 pounds | 165.3 pounds |
| Wet Weight (kg) | 93.9 kg | 75.0 kg |
| Oil Capacity (Quarts) | 0.74 US quarts | - |
| Oil Capacity (l) | 0.70 litres | - |
| Fuel Capacity (gal.) | 2.11 US gallons | 1.32 US gallons |
| Fuel Capacity (l) | 8.00 litres | 5.00 litres |
| Engine |
| Engine Type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Displacement (cc) | 125.0 cc | 84.0 cc |
| Displacement (ci) | 7.63 cubic inches | 5.13 cubic inches |
| Bore x Stroke (in,) | 2.1 x 2.1 inches | 1.9 x 1.8 inches |
| Bore x Stroke (mm) | 54.0 x 54.5 mm | 48.5 x 45.8 mm |
| Engine Detail | Reed-valve-inducted | - |
| Fuel System | Carburettor. Mikuni TMX 38 | Carburettor. Keihin 28mm |
| Compression Ratio | 10.7:1 | 10.9:1 |
| Engine Lubrication | Premix | Petrol mix |
| Ignition | CDI | CDI with digital advance |
| Starter | Kick | Kick |
| Drivetrain |
| Clutch | Multiplate wet clutch | Wet multidisc |
| Final Drive | Chain (final drive) | Chain (final drive) |
| Gearbox | 6-speed | 6-speed |
| Chassis |
| Trail (mm) | 109 mm | 97 mm |
| Wheel Travel - Rear (mm) | 315 mm | 275 mm |
| Wheel Travel - Rear (in.) | 12.4 inches | 10.8 inches |
| Trail (in.) | 4.3 inches | 3.8 inches |
| Wheel Travel - Front (in.) | 11.8 inches | 10.8 inches |
| Wheel Travel - Front (mm) | 300 mm | 275 mm |
| Frame Type | Semi-double cradle aluminium frame | High-tensile steel perimeter design with subframe member |
| Suspension - Front | KYB® Speed-Sensitive System inverted fork; fully adjustable | 36mm inverted telescopic cartridge fork with 20-way compression damping |
| Suspension - Rear | KYB® single shock; fully adjustable | Uni-Trak® single shock system with 24-way compression and 21-way rebound damping, plus adjustable spring preload |
| Rake | 26.0° | 29.0° |
| Wheels & Brakes |
| Brakes - Front | Single disc. Hydraulic. | Single disc. Petal disc with dual-piston caliper |
| Brakes - Rear | Single disc. Hydraulic. | Single disc. Petal disc with single-piston caliper |
| Rims | Dunlop® MX52 | Wire spoked |
| Tyres - Front | 80/100-21 | 70/100-17 |