Allison V Series

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The Allison V Series was an automatic transmission used on heavy duty vehicles. It is used on vehicles with a V-drive powertrain layout. The first GM buses to use the V-drive transmission debuted in 1947. The 3-speed V-730 became available in 1976 and was superseded by the V-731 a decade later. The V-731 was later available with a retarder as an option.

Models

Type Max. input power Max. input torque Mass Number of speeds
VH 198 hp 600 lb-ft approx. 244.5 kg / 539 lbs (dry) 1 or 2
VS1-8 259 hp 750 lb-ft approx. 244.5 kg / 539 lbs (dry) 1 or 2
VS2-6 198 hp 600 lb-ft approx. 269.9 kg / 595 lbs (dry) 2 or 3
VS2-8 259 hp 750 lb-ft approx. 269.9 kg / 595 lbs (dry) 2 or 3
V-730 205 kW / 275 hp 1207 Nm / 890 lb-ft approx. 405 kg / 890 lbs (dry) 3
VR-731 205 kW / 275 hp 1207 Nm / 890 lb-ft approx. 425 kg / 935 lbs (dry) 3
VR-731R 205 kW / 275 hp 1207 Nm / 890 lb-ft approx. 495 kg / 1090 lbs (dry) 3
VR-731RH 205 kW / 275 hp 1207 Nm / 890 lb-ft approx. 516 kg / 1135 lbs (dry) 3

References