1979 Yamaha DT 175 MX
Enduro and Offroad

1979 Yamaha DT 175 MX Specifications

  • Updated: 2023-03-20

General information

ModelYamaha DT 175 MX

Engine and transmission

Displacement171.0 ccm (10.43 cubic inches)
Engine typeSingle cylinder, two-stroke
Engine detailsReed valve.
Power15.0 HP (10.9 kW) @ 7500 RPM
Torque8.8 Nm (0.9 kgf-m or 6.5 ft.lbs) @ 6000 RPM
Top speed115.0 km/h (71.5 mph)
Bore x stroke66.0 x 50.0 mm (2.6 x 2.0 inches)
Fuel systemCarburettor
Fuel controlMembrane
IgnitionCDI, magneto type
Cooling systemAir
Transmission typeChain (final drive)
ClutchWet, multiplate type
DrivelineDID428SM chain, 117 links

Chassis, suspension, brakes and wheels

Frame typeWelded, tubular, double cradle with single downtube
Trail60 mm (2.4 inches)
Front suspensionTelescopic, oil damped
Rear suspensionDual shocks
Front tire2.75-21
Rear tire3.50-18
Front brakesExpanding brake (drum brake)
Rear brakesExpanding brake
Dry weight99.0 kg (218.3 pounds)
Weight incl. oil, gas, etc111.0 kg (244.7 pounds)
Power/weight ratio0.1515 HP/kg
Seat height845 mm (33.3 inches) If adjustable, lowest setting.
Overall length2080 mm (81.9 inches)
Ground clearance265 mm (10.4 inches)
Wheelbase1350 mm (53.1 inches)
Fuel capacity7.00 litres (1.85 US gallons)
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