1977 Harley-Davidson SXT 125
Enduro and Offroad

1977 Harley-Davidson SXT 125 Specifications

  • Updated: 2023-03-20

General information

ModelHarley-Davidson SXT 125
Year1977

Engine and transmission

Displacement123.0 ccm (7.51 cubic inches)
Engine typeSingle cylinder, two-stroke
Power13.0 HP (9.5 kW) @ 7000 RPM
Top speed105.0 km/h (65.2 mph)
Compression10.8:1
Bore x stroke56.0 x 50.0 mm (2.2 x 2.0 inches)
Fuel controlPort control
Cooling systemAir
Gearbox5-speed
Transmission typeChain (final drive)

Chassis, suspension, brakes and wheels

Front tire3.00-19
Rear tire3.50-18
Front brakesExpanding brake
Rear brakesExpanding brake
Weight incl. oil, gas, etc112.0 kg (246.9 pounds)
Fuel capacity10.50 litres (2.77 US gallons)
Show all bikes made in 1977