MG Rover PG1 gearbox with G4 ratios and final drive. Removed from an MG ZR 160.

Can be used in a variety of different cars as a replacement part, especially those that would benefit from the closer ratios, such as some of the following, Lotus Elise, MG ZS, TF MGF, Metro, Rover 25.

Recommend replacement of driveshaft seals during installation.

We have a few of the G4 ratio boxes in stock with varying milage.

We can rebuild your PG1 gearbox as required. We stock a variety of spares and various ratios so able to build Frankenstein boxes with non standard gearsets if required.


We also stock VVC cylinder heads, engines, looms, manifolds etc. We can also rebuild your engine or gearbox to any specification for race or rally as required.


Collection only from AMWmotorsport based in Wakefield yorkshire.


Please do not purchase and then ask us to ship! We “might” be willing to deliver/ship if contacted BEFORE purchase.