£60.80 exc vat
£72.96 inc vat
Out of stock
£60.80 exc vat
£72.96 inc vat
Out of stock
The crownwheel for 3.4 ratio as fitted to most Cooper S and many other variants. Early 850 minis usually had 3.76 ratio.
Later on Rover fitted 2.9/3.1 and 2.76 ratios.
Needs 22A413 18 tooth pinion.
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.
Mini Spares Close ratio Evolution five speed "A" Plus Rod-change helical cut teeth gearbox has been in production since 1993 with phenomenal proven reliability. Do not use a quick shift gear lever with this gearbox
Suitable for 1275-1380cc(e...
Best of both worlds - acceleration and easy cruising - with this Mini Spares Evolution five speed "closer ratio gearbox and cross pin diff".
Mini Spares Close ratio Evolution five speed "A" Plus Rod-change helical cut teeth gearbox has bee...
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...
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 ...
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 ...
Mini Spares Close ratio Evolution five speed "A" Plus Rod-change helical cut teeth gearbox has been in production since 1993 with phenomenal proven reliability. Do not use a quick shift gear lever with this gearbox
Suitable for 1275-1380cc(e...
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...
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...
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...
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...
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
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...
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...
61 tooth crownwheel and 19 tooth pinion (pinion is also used on 3-1 final drive)
A plus gears giving 3.211 ratio.
The crownwheel for 3.4 ratio as fitted to most Cooper S and many other variants. Early 850 minis usually had 3.76 ratio.
Later on Rover fitted 2.9/3.1 and 2.76 ratios.
Needs 22A413 18 tooth pinion.
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<...
Hardened flat washer to be used with flange type LSD Hardy Spicer C-BTA1262 outputs.
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...
The bronze washer for the planet gears in the differential for pre A plus gearbxes. You can use the DAM5071 and cut the lips off.
Only fitted to vehicles with hardy spicer output shafts (Cooper S and autos). Two collets are fitted in the output shaft in the gearbox and located behind the rubber seal 22A1566
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 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...
Planet gears for the differential are now manufactured by us as the genuine Rover product is obsolete. Beware of others on the market which must be checked before fitting as the overall dimensions in height seem to vary along with inferior/wrong mate...
The gearbox diff side plate bonze colour bush for all except auto and cooper S with hardy spicer output shafts. Sold singly 2 required per gearbox.
clearance needs to be 0.03mm
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...
All differential crownwheels used these locktabs. 3 required and if you need new bolts see ATA7043 (6 of.) All sold singly
Genuine Rover are now 48 thou thick which is so tight they can lock up your differential. The originals were .035 thou. These are machined down to be exactly the correct size required but we also stock oversize 43 thou type which are available as [li...
See DAM3108 also for smaller diff shims. Refer to workshop manual for fitment.
Bolt for holding the Clutch End cover (Wok) onto the flywheel housing.
Also for the CHM85 differential side cover 1" long unc 5/16" bolt.
A plus type bolt with built in washer on head, known as flanged head bolt.
Genuine Rover Tuftrided diff pin, as fiited to all the later A+ gearboxes as a standard upgrade. These are the last genuine parts left and will not be available again
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