£54.00 exc vat
£64.80 inc vat
In stock
The Mini transmission output side cover is notorious for leaking oil, but replacing the seal doesn't help for long if the bronze bush is worn too. If the cover is warped across the gasket surface you can also forget getting the diff shimmed correctly! . These might be marked as 22G420 on the casting but they have the correct size bush and seal hole.47.3mm o/d seal-31.5mm i/d bush whereas the true 22G420 has a 50mm o/d oil seal and bush size 34.8mm
For hardy Spicer type gearboxes see 22G420
£54.00 exc vat
£64.80 inc vat
In stockRecommended usage 1 x CHM85 to fit one mini.
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
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...
These are the larger bore diff side covers when hardy spicers are fitted and they also have the flange to cover detent spring on side if fitted to rod change when converted to hardy spicer. Has a 50mm oil seal o/d and bush size 34.8mm.For the yoke o...
A bronze type bush that fits in the gearbox output shaft side cover on early automatics and Cooper S with hardy spicer type joints. These are larger than the standard mini or rod change engine gearbox types which take 2A3538.
This is an aftermarket high tensile shouldered bolt that engine and gearbox tuners are using, as the original shape head and high tensile type bolt is no longer available. For holding the crown wheel to the differential housing.
Sold individ...
The latest model Mini differential still use thrust washers on the spider gears but now have a tab on one end to prevent them from rotating on the cage side of the diff. The cage of course is cast while the gear itself is much harder and thus the wh...
Circlip that fits on the gearbox output shaft in the differential for the pot joint type cars. Sold singly 2 required per gearbox.
Bronze type bush is in the centre of all crownwheels in the gearbox plus another one is in the differential case opposite the end the crownwheel fits.
The bush after fitting will need to be reamed. Ream to 26.16mm 1.03"
Standard replacement precision ground upgraded material standard diff pin. Recommended for all standard differential rebuilds. For performance, use C-BTA164 moly coated pin with standard planet gears. Pay special attention to the conditi...
Outputs for LSD when using inboard CV joints. Sold single with 2 needed per car.
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.
Always Check...
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 ...
New Minispares Evolution straight cut crownwheel and pinion set 3.47. 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.17/59 teeth cont
Not for LSD se...
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
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...
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...
"USED" units always available This front cover is where the speedo cable drive gears are fitted and fits all Mini manual transmissions. They might have a few extra pieces on them such as studs and pinion cover late. These were over £97-00 when availa...
Stronger PRE a PLUS with 62 tooth crownwheel plus the 18 tooth pinion making a 3.444 diff ratio as used on Cooper S, plus many 998cc cars from 1970 on.
This is the original Evolution"Cross-pin" differential for the Mini.
Produced and sold by Mini Spares since 1994. It is a super heavy duty differential designed as a significant upgrade for reliability and strength to the standard units. Ove...
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