Drive shaft oil seal or diff output shaft oil seal for all Mini's except Cooper S and early Automatics. 2 required per gearbox.

Upgraded version in Viton available us ADU5738VITON

Try these GENUINE MINISPARES superseal gearbox output shaft gaskets specially made to try and eliminate leaks.

Sold singly,2 per gearbox

Output drive shaft from the differential on Rod change type gearboxes,the teeth very rarely wear badly but the side cover bushes(2A3538)sometimes ruin the shaft causing those dreaded oil leaks from the seals in the output covers CHM85.

these...

Latest technology heavy duty helical gear set in a 5 speed gearbox.

Same as the Clubman straight cut ratios except 2nd gear which is 1.644 it has the same reduction 5th gear .865 fitted with X pin diff and 3.4 final drive

giving 2....

Minispares centre own reconditioned helical tranny with all new ball bearings

throughout except under 1st,2/3rd gear which are usually okay and very expensive, performance layshaft,special oil pick up pipe,diff pin etc.3.1 diff fitted. Any ...

Mini Spares 'Straight Cut Close Ratio 4-Speed gearboxes'



Mini Spares are proud to offer a new range of straight cut, 4-speed rod change gearboxes.



These gearboxes undergo a full rebuild, using new; bearings, sea...

This gearbox is identical to MSG05 except for a 3.1 final drive which effectively gives you a final drive ratio of 2.73 in 5th.

Does not come with input gear supplied.

Minispares centre own reconditioned helical tranny with all new ball bearings

throughout except under 1st,2/3rd gear which are usually okay and very expensive, performance layshaft,special oil pick up pipe,diff pin etc.3.4 diff fitted .any ...

New for 2023, special heavy duty 2nd and 3rd gears with laygear and 1st motion to match giving a quiet road box suitable for engines producing upto 125lbft of torque on naturally aspirated engines.



Ratios are:



1s...

Close ratio 4 speed helical gearbox using our C-STN48 gear kit.

1st gear ratio 2.583

2nd gear 1.644

3rd gera 1.250

Mini Spares own Evolution limited slip diff with over 10 years success

No serious competitor would use a Mini on a race track or autocross course without a limited slip differential should the rules allow it. This original Mini Spares Ev...

Fits all minis except Autos and those with hardy spicer joints. It has the detent lug on for rod change R/H side. Sold singly.

These might be marked as 22G420 on the casting but they have the correct size bush and seal hole for...

"USED" secondhand crownwheel and pinion 3.647 ratio "A" plus teeth. 17x62 teeth

Sold as seen,some with inner part of bearing still on crownwheel (if they come off without using a puller tool it usually means they have spun, ruining the seati...

New Minispares Evolution straight cut crownwheel and pinion set 4.066. The crownwheel in these kits has a 20% wider gear than previously supplied, and a pinion made from Aero quality steel making it 20% tougher.15x61 teeth count

New Minispares Evolution straight cut crownwheel and pinion set 3.75. The crownwheel in these kits has a 20% wider gear than previously supplied, and a pinion made from Aero quality steel making it 20% tougher.16x60 teeth count.

THIS IS THE ...

Genuine Rover fibre type are now 48 thou thick which is so tight it will probably lock your diff up, they used to originally be .035 thou. These are 43 thou oversize type for worn units but the correct size of 35 thou is available as BTA101<...

A plus crownwheel and pinion with 59 teeth and 19 teeth respectively=3.105

Crownwheel with 58 teeth and pinion gear with 21 teeth. Not supplied with bearings.

IF YOU EVER STRIP ONE OF OUR C-AJJ3385 CROSSPIN DIFFS DOWN THIS IS THE LONG MOLYBDENUM COATED PIN THAT THE PLANET WHEELS RUN ON.

Genuine RHP as originally fitted to every production Mini.

Two of these main diff carrying bearings are required in the gearbox and this new steel caged type fits either way round. Should be pre loaded by 1-2 thou.

Some original fi...