14 August. Friday 2026
Yamaha YZ85LW - 2015 Specifications and Reviews
The 2015 Yamaha YZ85LW is an 85cc two-stroke dirt bike designed for young intermediate to advanced riders transitioning to larger competition machines. The LW designation indicates larger wheels compared to the standard YZ85, providing improved stability and ground clearance while maintaining the lightweight, agile character that makes it ideal for motocross racing and off-road training.
General information | |
| Category | Cross / motocross |
| Year | 2015 |
| Model | Yamaha YZ85LW |
| | |
Engine and Transmission Specifications | |
| Driveline | Constant Mesh |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Premix |
| Ignition | CDI |
| Fuel system | Carburettor. Keihin PWK 28 |
| Bore x Stroke | 47.5 x 47.8 mm (1.9 x 1.9 inches) |
| Compression | 8.1:1 |
| Engine details | Reed valve |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 85.00 ccm (5.19 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Wire spoked |
| Rear brakes diameter | 190 mm (7.5 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 220 mm (8.7 inches) |
| Front brakes | Single disc |
| Rear tyre | 90/100-16 |
| Front tyre | 70/100-19 |
| Rear wheel travel | 282 mm (11.1 inches) |
| Rear Suspension | Swingarm (link suspension) |
| Front wheel travel | 274 mm (10.8 inches) |
| Front Suspension | Upside-down telescopic fork |
| Trail | 106 mm (4.2 inches) |
| Rake (fork angle) | 27.0° |
| Frame type | Aluminium. Semi double cradle. |
| | |
Physical measures and capacities | |
| Oil capacity | 0.50 litres (0.03 quarts) |
| Fuel capacity | 5.00 litres (1.32 gallons) |
| Wheelbase | 1,286 mm (50.6 inches) |
| Ground clearance | 393 mm (15.5 inches) |
| Overall width | 757 mm (29.8 inches) |
| Overall length | 1,903 mm (74.9 inches) |
| Overall height | 1,161 mm (45.7 inches) |
| Seat height | 904 mm (35.6 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 73.0 kg (160.9 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | LW is an abbreviation for Large Wheels. |
| Factory warranty | 30 Day (Limited Factory Warranty) |
| Color options | Blue/White |
Performance Profile & Rider Fit
Best For
Track85%
City5%
Cornering80%
Daily Riding5%
Touring3%
Passenger0%
Rider Profile
| Best For | This machine is built for developing riders, typically youth racers who have outgrown 65cc minis and are honing skills before stepping up to full-size motocross bikes. |
| Purpose | It is a dedicated amateur motocross competition bike designed for closed-course tracks, not a general-purpose or road-legal machine. |
| Rider Fit | Its low seat height, light wet weight, and compact dimensions suit smaller, lighter riders such as pre-teens and young teenagers rather than full-grown adults. |
| Character | The 2-stroke engine and lightweight chassis reward an aggressive, high-revving riding style with sharp, flickable handling on jumps and tight turns. |
| Not Ideal For | This is not suitable for adult riders, street use, touring, commuting, or anyone seeking a comfortable, low-maintenance everyday vehicle. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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