The Yamaha TDR125R motorcycle was produced from 1993 to 1995, featuring a two-stroke, single cylinder engine with a capacity of 124cc. Its liquid-cooled engine had a compression ratio of 6.8:1 and was equipped with a 28mm Dell’Orto carburetor and electronic ignition. The bike had electric starting and could produce a maximum power of 15hp at 9500 rpm and a maximum torque of 2.1 kgf-m at 9500 rpm. The six-speed transmission was chain-driven, and it had front and rear disc brakes. The front suspension included 41mm telescopic forks with 170mm (6.6 in) wheel travel, and the rear suspension was monoshock adjustable preload with 185mm (7.2 in) wheel travel. The Yamaha TDR125R had a wheelbase of 1405mm (55.3 in), seat height of 850mm (33.4 in) and a ground clearance of 270mm (10.6 in). With a dry weight of 136 kg (300 lbs), it had a fuel capacity of 11 litres (2.9 US gal) with an average consumption of 55 mpg. It could reach a top speed of 141.3 km/h (87.9 mph) and clock a standing quarter-mile time of 15.3 seconds at 131.2 km/h.
Technical specifications:
Make Model: Yamaha TDR 125R
| Year | 1993 – 95 |
|---|---|
| Engine | Two stroke, single cylinder |
| Capacity | 124 cc / 7.6 cu-in |
| Bore x Stroke | 56 x 50.7 mm |
| Cooling System | Liquid cooled |
| Compression Ratio | 6.8:1 |
| Induction | 28mm Dell’Orto carburetor |
| Ignition | Electronic |
| Starting | Electric |
| Max Power | 15 hp / 10.9 kW @ 9500 rpm |
| Max Torque | 2.1 kgf-m / 15.1 lb-ft @ 9500 rpm |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Front Suspension | 41mm Telescopic forks |
| Front Wheel Travel | 170 mm / 6.6 in |
| Rear Suspension | Monoshock adjustable preload |
| Rear Wheel Travel | 185 mm / 7.2 in |
| Front Brakes | Single 320mm disc 2 piston caliper |
| Rear Brakes | Single 210mm disc 1 piston caliper |
| Front Tyre | 100/80-17 |
| Rear Tyre | 130/70-17 |
| Wheelbase | 1405 mm / 55.3 in |
| Seat Height | 850 mm / 33.4 in |
| Ground Clearance | 270 mm / 10.6 in |
| Dry Weight | 136 kg / 300 lbs |
| Fuel Capacity | 11 Litres / 2.9 US gal |
| Consumption Average | 55 mpg |
| Standing 1/4 Mile | 15.3 sec / 131.2 km/h |
| Top Speed | 141.3 km/h / 87.9 mph |
