Yamaha DT 175 (1976-77)
The Yamaha DT 175 was produced from 1976 to 1977 and featured a two-stroke, single cylinder, reed valve engine with a capacity of 171 cc / 10.43 cu-in. The engine had a compression ratio of 6.8;1, an induction system of Mikuni VM24SS 24mm slide type carburetor, and an ignition of CDI, magneto type. The motorcycle had a maximum power of 16.5 hp / 12.3 kW @ 7000 rpm and a maximum torque of 8.8 Nm / 12 lb-ft @ 6000 rpm. It had a wet, multiplate type clutch and a 5-speed transmission with a chain, DID428SM with 117 links. The primary reduction ratio was 3.23:1, and the final reduction ratio was 2.37:1. The gearbox sprocket had 15 teeth, and the wheel sprocket had 49 teeth. The frame was a welded, tubular, double cradle with a single downtube, and the motorcycle had telescopic, oil-damped front suspension and dual shocks on the rear. The front and rear brakes were drums, and it had a castor angle of 60 degrees. The dimensions of the motorcycle were Length 2080 mm / 81.9 in, Height 1120 mm / 44.1 in, and Wheelbase: 1350 mm / 53.1in. The ground clearance was 265 mm / 10.4 in, and the seat height was 845 mm / 33.27 in. The motorcycle had a dry weight of 99 kg / 2181 lbs and a fuel capacity of 7 liters / 1.5gal.
Technical specifications:
Make Model: Yamaha DT 175
Year: 1976 – 77
Engine: Two stroke, single cylinder, reed valve
Capacity: 171 cc / 10.43 cu-in
Bore x Stroke: 66 x 50 mm
Cooling System: Air cooled
Compression Ratio: 6.8;1
Induction: Mikuni VM24SS 24mm slide type carburettor
Ignition: CDI, magneto type
Starting: Kick
Battery: 6V, 4Ah.
Max Power: 16.5 hp / 12.3 kW @ 7000 rpm
Max Torque: 8.8 Nm / 12 lb- ft @ 6000rpm.
Clutch: Wet, multiplate type.
Transmission: 5 Speed
Final Drive: Chain, DID428SM. 117 links.
Primary Reduction Ratio: 3.23:1.
Final Reduction Ratio: 2.37:1.
Gear Ratios: 1st 33.55, 2nd 20.38, 3rd 14.42, 4th 11.50, 5th 10.09
Gearbox Sprocket: 15 teeth.
Wheel Sprocket: 49 teeth.
Frame: Welded, tubular, double cradle with single downtube.
Front Suspension: Telescopic, oil damped.
Front Fork Oil: 146cc (4.9fl. oz.) per leg.
Rear Suspension: Dual shocks
Front Brakes: Drum
Rear Brakes: Drum
Front Tyre: 2.75 -21
Rear Tyre: 3.50 -18
Castor Angle: 60 degrees
Dimensions: Length 2080 mm / 81.9 in Height 1120 mm / 44.1 in
Wheelbase:: 1350 mm / 53.1in.
Ground Clearance: 265 mm / 10.4 in
Seat height: 845 mm / 33.27 in
Dry Weight: 99 kg / 2181 lbs
Fuel Capacity: 7 Litres / 1.5gal
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