Speedometer Gearbox 125:1.

To fit BSA Rocket 3 1971-72.

Triumph T120 1971-72, T140 1973-79, T150/160 1973-78.

This gearbox is brand new production and has been carefully hardened to slightly exceed the OEM specifications for increased longevity.

For models fitted with Magnetic type speedo's after 1966.
Centre Hole size : 5/8"
Ratio 1.25:1
Smith's No : BG5330/164

OEM:60-3213, 60-7091, 99-9990