The Yamaha YZ85 motorcycle specifications include a 85 cc (5.19 cu in) engine, a 6-speed gearbox, and a listed weight of 66.2 kg (146 lb).
Key specifications
2008-2023Model years
85 ccDisplacement
66.2 kgDry weight
864 mmSeat height
4.9 LFuel tank
1,257 mmWheelbase
351 mmGround clearance
Model years covered
2008200920102011201220132014201520162017201820192020202120222023
Year-specific specification changes
The 2008 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
Displacement
2009201084.7 cc (5.17 cu in)
Front brakes
2011Single disc. Wave
2012Single disc. Hydraulic
20132014Single disc. Hydraulic disc.
20152023Single disc. Hydraulic.
Front suspension
2022Inverted fork, fully adjustable
2023KYB Inverted fork, fully adjustable
Front tire
2010201170/100-M17
2012202370/100-17
Rear brakes
2011Single disc. Wave
2012Single disc. Hydraulic
20132014Single disc. Hydraulic disc.
20152023Single disc. Hydraulic.
Rear suspension
2022Single shock, fully adjustable
2023KYB Single shock, fully adjustable
Rear tire
201190/100-M14
2012202390/100-14
Wheelbase
201920231,255 mm (49.4 inches)
Ground clearance
20152021330 mm (13.0 inches)
20222023320 mm (12.6 inches)
Overall height
201520181,125 mm (44.3 inches)
201920211,146 mm (45.1 inches)
202220231,135 mm (44.7 inches)
Overall width
20112014757 mm (29.8 inches)
20152023759 mm (29.9 inches)
Rake
2013201928.0°
2020202326.3°
Seat height
20152023841 mm (33.1 inches)
How the Yamaha YZ85 compares
This compares the motorcycle with all Yamaha models in this specifications database. The blue marker is this model and the grey line is the Yamaha database average.
Displacement85 cc
Low 49 ccAverage 550 ccHigh 1,852 cc
About 85% lower than the Yamaha database average. Around the 10th percentile across Yamaha models.
Seat height864 mm
Low 635 mmAverage 793 mmHigh 989 mm
About 9% taller than the Yamaha database average. Around the 87th percentile across Yamaha models.
Fuel capacity4.9 L
Low 4 LAverage 13 LHigh 24 L
About 62% smaller than the Yamaha database average. Around the 7th percentile across Yamaha models.
This model Yamaha database average
Mechanical overview
Engine layout snapshot
Single cylinder, two-stroke • 85 cc • Liquid cooled
Chassis snapshot
Wheelbase 1,257 mmSeat 864 mmClearance 351 mm
6-speed • Chain (final drive) • 70/80-M17 front / 90/90-M14 rear
Additional useful specifications
| Front tire size |
70/80-M17 |
| Rear tire size |
90/90-M14 |
| Bore/stroke ratio |
0.99:1 (Square) |
Model information
| Category |
Cross / motocross |
Engine specifications
| Engine type |
Single cylinder, two-stroke |
| Displacement |
85 cc (5.19 cu in) |
| Bore × stroke |
47.5 x 47.8 mm (1.9 x 1.9 inches) |
| Compression ratio |
8.2:1 |
| Cooling system |
Liquid |
| Ignition |
CDI |
Transmission and drivetrain
| Gearbox |
6-speed |
| Final drive |
Chain (final drive) |
Chassis and suspension
| Front suspension |
Inverted fork |
| Rear suspension |
Single shock |
| Front wheel travel |
274 mm (10.8 inches) |
| Rear wheel travel |
282 mm (11.1 inches) |
| Rake |
26.0° |
Brakes, wheels and tires
| Front brakes |
Single disc |
| Rear brakes |
Single disc |
| Front tire |
70/80-M17 |
| Rear tire |
90/90-M14 |
Dimensions and weight
| Dry weight |
66.2 kg (146 lb) |
| Seat height |
864 mm (34.0 inches) |
| Overall length |
1,821 mm (71.7 inches) |
| Overall width |
785 mm (30.9 inches) |
| Overall height |
1,161 mm (45.7 inches) |
| Wheelbase |
1,257 mm (49.5 inches) |
| Ground clearance |
351 mm (13.8 inches) |
Fuel and emissions
| Fuel capacity |
4.92 L (1.30 US gal) |
Other specifications
| Price as new |
US$ 3249. MSRP depends on country, taxes, accessories, etc. |
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Yamaha models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Yamaha information before relying on them. Visit the official Yamaha website.