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Yamaha YZ125 Monster Energy 20252025 Yamaha YZ125 Monster Energy specifications, pictures, reviews and rating |
| Yamaha's profilation of this bike |
| A carefully considered ergonomic design includes a flatter seat, narrow fuel tank, smoothly integrated body panels and slim shroud width to enable greater freedom of movement forward and back, allowing the rider to easily shift body weight for increased control and confidence. |
| General information | |
|---|---|
| Motorcycle name | Yamaha YZ125 Monster Energy |
| Year of manufacture | 2025 |
| Type | Cross / motocross |
| Price as new | US$ 7299. MSRP depends on country, taxes, accessories, etc. |
| Rating |
Do you know this bike? Click here to rate it. We miss 2 votes to show the rating. |
| Engine and transmission | |
| Engine size | 125.0 ccm (7.63 cubic inches) |
| Type of engine | Single cylinder, two-stroke |
| Engine details | Reed-valve-inducted |
| Compression | 10.1:1 |
| Bore x stroke | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Fuel system | Carburettor. Hitachi Astemo® Keihin PWK38S carburetor |
| Ignition | Digital CDI |
| Cooling system | Liquid |
| Gearbox | 6-speed |
| Transmission type | Chain (final drive) |
| Clutch | Multiplate wet clutch |
| Driveline | Constant-mesh |
| Chassis, suspension, brakes and wheels | |
| Frame type | Aluminum semi-double cradle |
| Rake (fork angle) | 26.0° |
| Trail | 109 mm (4.3 inches) |
| Front suspension | KYB® Speed-Sensitive System inverted fork; fully adjustable |
| Front wheel travel | 300 mm (11.8 inches) |
| Rear suspension | KYB® single shock; fully adjustable |
| Rear wheel travel | 315 mm (12.4 inches) |
| Front tire | 80/100-21 |
| Rear tire | 100/90-19 |
| Front brakes | Single disc. Hydraulic. |
| Diameter | 270 mm (10.6 inches) |
| Rear brakes | Single disc. Hydraulic. |
| Diameter | 240 mm (9.4 inches) |
| Wheels | Bridgestone® Battlecross X20 tires. |
| Physical measures and capacities | |
| Weight incl. oil, gas, etc | 94.8 kg (209.0 pounds) |
| Seat height | 980 mm (38.6 inches) If adjustable, lowest setting. |
| Overall height | 1295 mm (51.0 inches) |
| Overall length | 2136 mm (84.1 inches) |
| Overall width | 826 mm (32.5 inches) |
| Ground clearance | 366 mm (14.4 inches) |
| Wheelbase | 1445 mm (56.9 inches) |
| Fuel capacity | 6.81 litres (1.80 US gallons) |
| Oil capacity | 0.70 litres (0.74 US quarts) |
| Other specifications | |
| Color options | Team Yamaha Blue/green/white |
| Starter | Kick |
| Factory warranty | 30 Day Limited Factory Warranty |
| Update specs | Report missing specs or required updates. |
| Maintenance and service specs * | |
| Brake fluid | DOT 4 |
| Spark plugs | NGK BR9EVX, NGK BR9EIX |
| Tire pressure front | 15 PSI (1 Bar or 100 kPa) |
| Tire pressure rear | 15 PSI (1 Bar or 100 kPa) |
| Fork tube size | 48 mm (1.9 inches) |
| *) Always verify maintenance and service data with the bike owner's manual. | |
| Further information | |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Parts finder | CMSNL provides
online schematics & OEM parts |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Ask questions | Join the 25 Yamaha YZ125 Monster Energy discussion group or the general Yamaha discussion group. |
| Related bikes | List related bikes for comparison of specs. |
| Compare with another motorcycle | |
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