YAMAHA YZ125X
Lightweight Aluminum Frame
An extremely lightweight frame, precision-engineered and professionally crafted. The combination of cast and shaped aluminum creates a balance of strength and agility, ready for use in a variety of terrains.
Industry-Leading Suspension
Yamaha has refined the sensitivity of the KYB® shocks with precise travel distance to achieve peak performance. Both shocks are adjustable to suit the rider’s needs.
Yamaha YZ125X Feature
Specific Feature
A Cross Country type motorcycle that focuses on suspension refinement, the use of 18 inch Dunlop® Geomax AT81 type tires, O-ring sealed chains, and various features that are perfect for various competition purposes.
Racing Styles and Ergonomics
The YZ 125X embodies the values and spirit of YZ cross riders with its aggressive styling, featuring front fender and rear brake protectors. Combined with aluminum handlebars, YZ-F series footrests, and a seat position that offers excellent ergonomics, it’s ready to take on various competitions.
Two-Stroke Agility: Tuned for Cross Country
Powered by a very powerful 125cc 2-stroke engine and combined with a 6-speed transmission.
Yamaha YZ125X Specification
| Engine Type | : | 125cc liquid-cooled 2-stroke; reed-valve inducted |
| Bore x Stroke | : | 54.0 mm x 54.5 mm |
| Compression Ratio | : | 7.4 – 8.8:1 |
| Fuel Delivery | : | Mikuni® TMX 38 carburetor |
| Transmission | : | 6-speed; multiplate wet clutch |
| Final Drive | : | Chain |
| Suspension / Front | : | KYB® spring-type fork with speed sensitive damping; fully adjustable, 11.8-in travel |
| Suspension / Rear | : | KYB® single shock; fully adjustable, 12.4-in travel |
| Brakes / Front | : | Hydraulic disc, 270mm |
| Brakes / Rear | : | Hydraulic disc, 245mm |
| Tires / Front | : | 90/90-21 Dunlop® Geomax AT81F |
| Tires / Rear | : | 110/90-18 Dunlop® Geomax AT81 |
| L x W x H | : | 84.3 in x 32.5 in x 50.6 in (2141 mm x 826 mm x 1285 mm) |
| Seat Height | : | 37.6 in (955 mm) |
| Wheelbase | : | 57.3 in (1455 mm) |
| Rake (Caster Angle) | : | 26.8° |
| Trail | : | 4.6 in (117 mm ) |
| Maximum Ground Clearance | : | 13.8 in (350 mm) |
| Fuel Capacity | : | 2.1 gal (7.9 liter) |
| Wet Weight | : | 209 lb (95 kg) |
| Ignition System | : | CDI |
| Busi | : | BR9EVX |