GEARBOX RECONDITIONED A PLUS WITH 3.1 RATIO DIFF
MSG31

£798.11 exc vat

£957.73 inc vat

Out of stockOut of stock
Minispares centre own reconditioned helical gearbox 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. ...

£798.11 exc vat

£957.73 inc vat

Out of stockOut of stock

Final drive ratios and Five Speed Gearbox - Qty 1

Kit contained products

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...

Gearbox gasket for the large alloy end cover which also houses the speedo drive pinion for all years of mini. The small gasket on the alloy housing with 2 bolt holes is GUG705564GM and the small pear shaped speedo housing gasket is [link...

Minispares recommend this central oil pick-up be installed with every transmission rebuild.

The original Mini oil pick-up pipe lives in the right hand edge of the gearbox casing, which is okay if you are driving straight. But during a right ...

Gearbox differential pinion locktab to secure it on the mainshaft for all manual gearboxes.

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...

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...

All differential crownwheels used these locktabs. 3 required and if you need new bolts see ATA7043 (6 of.) All sold singly

Dual use bearing fits the end of the A Plus 18mm mainshaft where the Ist Motion shaft slides on, plus it is used on the A Plus layshaft smaller end.

Knowm as the 18mm bearing it was Rovers upgrade on using larger mainshafts and laygears wit...

Genuine RHP Outer support bearing for the first motion shaft. Comes with bearing and outer race. You MUST REPLACE the outer race when using the new bearing. An easy way to remove the old race is to clean the housing very well, remove the circlip, and...

Pre A plus 4 synchro laygears had 2 of these fitted plus a small bearing whereas the A plus laygear had only one.

This is known as a metalastic type bush as it is metal on the outside and inside with a layer of rubber between. Used on the rear rod change gearbox as a stabiliser bush for the rod change it is also used on our rear anti roll bar kits where appropri...

Genuine RHP bearings. Not cheap Imported rubbish as sold under this part number.

This is the workhorse of the Mini gearbox. This double roller bearing supports the shaft where it transmits the power to the wheels. When this bearing goes, the...

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

This kit consists of one alloy sleeve with a groove on the outside to locate the O ring, the new "O" ring, a rod seal and a gaiter. To fit the kit simply remove the old gaiter if fitted and then the old oil seal. Fit the sleeve with the "O" ring fitt...

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...

Torrington/Koyo idler gear bearing with special rollers for allowing movement on late type idler gears. The idler gears for twin point cars were also made from clean steel as an upgrade from 1996 on. This special bearing replaces the cheaper inferior...

Gearbox output shaft housing gasket for all minis except auto.

Sold singly 2 required per gearbox.

for the inspection plate on the front cover of the transmission where the speed cable goes to -it has 2 bolt holes cut out

Gearbox oil strainer to gearbox internal case gasket and also used on the C-AHT54 special oil pick up pipe. One also sits on the outer plate held onto the gearbox outer casing by 2 screws.

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...

Mini Spares genuine part, made for reliability, because the current Rover 22G2033version is not good enough. These specials are CNC grooved for correct shape and machined for concentricity using the original type fixings to get the corr...

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Originally developed by Rover to cut down on warranty hourly costs on powertrain warranty repairs, by their main dealers.-Labour time allowed at Rover dealers for fitting this seal was 3.4 hours labour rate.

This is a special rigid seal and ...

The gasket with the oil suction seal hole fits every mini gearbox case and the other two are for the different case shapes, one for 3 synchro case and one for 4 synchro gearbox case, so choose the one you require. For latest spec Klinger gasket set u...

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for the inspection plate on the front cover of the transmission where the speed cable goes to -it has 2 bolt holes cut out

Mini Copper Sump Drain Plug Washer, also will fit the oil transfer pipe block fitting on Pre 1992 Blocks.

This kit consists of one alloy sleeve with a groove on the outside to locate the O ring, the new "O" ring, a rod seal and a gaiter. To fit the kit simply remove the old gaiter if fitted and then the old oil seal. Fit the sleeve with the "O" ring fitt...

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

Mini Spares own square front sumpgurd adequate for road use and is cheaper and lighter than c-AJJ3320 RAC/Scottish type

made in alloy with fabricated side brackets for strength.weighs 4.885 kilos

also known as Monte Carlo sumpguard

Small O ring that fits between engine and gearbox mating surfaces to ensure oil pressure flow, so dont ever leave this out and always renew it whenever possible.

Input Gear 4-synchro gear.24 teeth

can be used on 3 synchro but the stem part is shorter so you will need to use a spacer by cutting up your old 3 synchro input gear to act as a spacer.

Follow your speedo cable to the gearbox and it screws onto an alloy housing bolted to the gearbox. This is the gasket between the housing and the gearbox.

Genuine RHP Outer support bearing for the first motion shaft. Comes with bearing and outer race. You MUST REPLACE the outer race when using the new bearing. An easy way to remove the old race is to clean the housing very well, remove the circlip, and...

Lower Stabilizer Kit, LH.

Designed as an almost mandatory addition to any Mini with a rod change transmission, extra stabilizers will greatly aid any car. In standard form the engine control is left to the upper stabilizer. This often result...

gearbox to engine steady rod for rod change geaboxes.1/2"longer than 998cc type to accomodate for the engine being further forward on 1275cc models from 1990 on.This is the rod with bends in and has a fork at one end and threaded at the other. First ...