| Manufacturer | Yamaha Motor Company |
|---|---|
| Also called | Yamaha R25 |
| Parent company | Yamaha Corporation |
| Production | 2014–present |
| Class | Sport bike |
| Engine | 249 cc (15.2 cu in) liquid-cooled 4-stroke 8-valve DOHC inline-twin |
| Bore / stroke | 60.0 mm × 44.1 mm (2.4 in × 1.7 in) |
| Compression ratio | 11.6:1 |
| Transmission | 6-speed constant mesh |
| Frame type | Steel diamond |
| Suspension | Front: 41 mm Telescopic fork Rear: Swingarm |
| Brakes | Front: Single 298 mm hydraulic disc Rear: Single 220 mm hydraulic disc |
| Tires | Front: 110/70-17 Rear: 140/70-17 |
| Rake, trail | 25°, 95 mm (3.7 in) |
| Wheelbase | 1,380 mm (54 in) |
| Dimensions |
L: 2,090 mm (82 in) W: 720 mm (28 in) H: 1,135 mm (44.7 in) |
| Seat height | 780 mm (31 in) |
| Fuel capacity | 14.3 L (3.1 imp gal; 3.8 US gal) |
| Oil capacity | 2.4 L (2.5 US qt) |
| Related |
Yamaha MT-25 Yamaha YZF-R3 |
The Yamaha YZF-R25 is a sport motorcycle manufactured by Yamaha since 2014. It is Yamaha's first 250 cc sport motorcycle since the four-cylinder FZR250 that was sold between 1986 and 1994. A first on Yamaha twins (the other being R3), the R25 uses an offset cylinder design.