Original Hewland Classic gear ratios to suit Hewland Mk8/Mk9 gearboxes as fitted in many historic open wheel race cars.
Ratios available in stock:
- 18:33 (1.83)
- 18:32 (1.78)
- 19:33 (1.73)
- 20:30 (1.50)
- 21:29 (1.38)
- 23:29 (1.26)
- 24:28 (1.16)
- 24:27 (1.12)
- 25:26 (1.04)
- 24:24 (1.00)
Just select your gear ratio from the menu above. If your preferred gear ratio is not shown, just choose "OTHER" or contact us for availability.
We also have Hewland Classic clutch rings / dog rings in stock to suit the Hewland Mk8/Mk9 gearboxes.
All ratios are sold as a matched pair.
