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Model: ERSA-2

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75 - Gearbox (79)

Cooper parts
Model: ERSA-2

Differential (plate type)

COO119

£805.00 (ex VAT)

£966.00 (inc VAT)

Plate type differentail,
Comes with 30mm splines
Output flange COO469 (2 off)

Drop gear set 23x30

COO306

£375.00 (ex VAT)

£450.00 (inc VAT)

Detent Spring; Light

COO404

£4.25 (ex VAT)

£5.10 (inc VAT)

Crown wheel & Pinion 9:31

COO194

£945.00 (ex VAT)

£1,134.00 (inc VAT)

Crown wheel and pinion. 9/31 ratio. This is the standard ratio for Cooper ERSA gearboxes.

Interlock plunger 1st & 2nd

COO332

£29.50 (ex VAT)

£35.40 (inc VAT)

Interlock gate slider

COOFJ-75-032

£82.00 (ex VAT)

£98.40 (inc VAT)

1st gear mainshaft 15T

COO205

£285.00 (ex VAT)

£342.00 (inc VAT)

Interlock Plate - Bottom

COO338B

£29.00 (ex VAT)

£34.80 (inc VAT)

Thrust Bearing, 62mmO.D x 25mmI.D x 25.4mmWide

MDJT25

£91.90 (ex VAT)

£110.28 (inc VAT)

Spacer mainshaft front 5mm

COO211

£27.70 (ex VAT)

£33.24 (inc VAT)

Mainshaft lock nut LH 22x1.25

COO346

£47.00 (ex VAT)

£56.40 (inc VAT)

This is a left hand thread nut. 22mm x 1.25mm pitch. The nut comes fitted with a 5mm locki

Sleeve 3rd Gear Mainshaft

COO215-2

£136.00 (ex VAT)

£163.20 (inc VAT)

Pinion shaft rear spacer 9mm

COO354

POA (ex VAT)

POA (inc VAT)

Mainshaft bearing housing rear

COO220

£155.00 (ex VAT)

£186.00 (inc VAT)

Bearing - Late Main Shaft Front, 22206

COO363

£58.50 (ex VAT)

£70.20 (inc VAT)

Dimensions 30mm I.D x 62mm O.D x 20mm Wide

Gearbox Cover 4 speed with cap

C364JS

POA (ex VAT)

POA (inc VAT)

Pawl For Differential 25.4 x 7 x 11.0

COO299-25.4x11.0

POA (ex VAT)

POA (inc VAT)

Main shaft rear cover

COO376-2

£121.25 (ex VAT)

£145.50 (inc VAT)

Drop gear set 25x26

COO192

£355.00 (ex VAT)

£426.00 (inc VAT)

Selector Shaft Striker 1st & 2nd

COO328

POA (ex VAT)

POA (inc VAT)

Clutch pushrod trunion

COO485

POA (ex VAT)

POA (inc VAT)

3rd gear mainshaft

COO203

£285.00 (ex VAT)

£342.00 (inc VAT)

Interlock pivot bush

COO336

£22.65 (ex VAT)

£27.18 (inc VAT)

Gearbox Oil Pump assembly

HE4647

POA (ex VAT)

POA (inc VAT)

2nd Gear Pinion Shaft 34T

COO208

£248.00 (ex VAT)

£297.60 (inc VAT)

Detent plunger 1st & 2nd

COO343

£18.25 (ex VAT)

£21.90 (inc VAT)

Spacer pinionshaft 3rd to 4th 47mm

COO213

£56.50 (ex VAT)

£67.80 (inc VAT)

Heat treated steel spacer. 47mm long

Diff Oil Seal Housing (1300 Series) 40mm shaft

COO352

£42.00 (ex VAT)

£50.40 (inc VAT)

Diff oil seal housing in alluminium. Supplied complete with O-ring fitted. To suit a 40mm

Dog ring 3rd & 4th

COO218

£265.00 (ex VAT)

£318.00 (inc VAT)

Bearing For Crownwheel, 30208

COO361

£23.40 (ex VAT)

£28.08 (inc VAT)

Taper roller bearing Dimensions. 40mm I.D x 80mm O.D x 19.75mm Wide

LSD Output Flange 1300 Series

214857

£236.00 (ex VAT)

£283.20 (inc VAT)

Output flanges to suit 30mm differential spline. 1300 series UJs
Flanges are suppli

Bronze Split Bush pair 1st & 2nd

COO226

£57.00 (ex VAT)

£68.40 (inc VAT)

Output Flange Nut 18mm x 1.5

COO370

£21.00 (ex VAT)

£25.20 (inc VAT)

Castle nut M18 x 1.5mm pitch. Made from High tensile steel

Gearbox rear mount in bronze

COO190

£284.00 (ex VAT)

£340.80 (inc VAT)

Selector fork 3rd & 4th 4 Speed

COO308

POA (ex VAT)

POA (inc VAT)

Breather Pipe

COO418

£235.00 (ex VAT)

£282.00 (inc VAT)

Breather pipe as fiited to the ERSA gear box cases.

Drop gear set 24x26

COO197

£355.00 (ex VAT)

£426.00 (inc VAT)

Selector Fork 1st & 2nd

COO334

POA (ex VAT)

POA (inc VAT)

Interlock gate 4 & 5 speed

COOFJ-75-033

£126.00 (ex VAT)

£151.20 (inc VAT)

This inter lock will fit 4 and 5 speed gearboxs. To fit 4 speeds it will have tbe fitted w

4th gear pinion shaft 28T

COO206

£248.00 (ex VAT)

£297.60 (inc VAT)

Interlock Plate - Top

COO338T

£29.00 (ex VAT)

£34.80 (inc VAT)

Spacer pinionshaft front & rear 4.5mm

COO212

£27.65 (ex VAT)

£33.18 (inc VAT)

Pinionshaft lock nut RH 24x1.5

COO347

£32.00 (ex VAT)

£38.40 (inc VAT)

Supplied fitted with a M5 grub screw. 24mm x 1.5mm pitch thread Right hand

Dog Ring Carrier 3rd & 4th

COO216

£216.00 (ex VAT)

£259.20 (inc VAT)

Diff Oil Seal Housing 0-Ring 4.5mm wall

COO355

POA (ex VAT)

POA (inc VAT)

Mainshaft

COO223

POA (ex VAT)

POA (inc VAT)

Mainshaft Rear Bearing, 3305

COO364

£52.75 (ex VAT)

£63.30 (inc VAT)

1 per gearbox, This is only for the main shaft. It must not be fitted to the pinion shaft

Gearbox Cover Cap

C365JS

POA (ex VAT)

POA (inc VAT)

Pads for 1st & 2nd selector fork

COO305

£12.00 (ex VAT)

£14.40 (inc VAT)

Heat treated steel. these can be turned round so you can use both sides. 4 required

1st motion shaft

COO382

POA (ex VAT)

POA (inc VAT)

To suit a 1 inch x 10 spline clutch plate

Drop gear set 24x27

COO193

£355.00 (ex VAT)

£426.00 (inc VAT)

Interlock plunger 3rd & 4th

COO331

£29.50 (ex VAT)

£35.40 (inc VAT)

Interlock gate slider

COOFJ-75-031

£82.00 (ex VAT)

£98.40 (inc VAT)

2nd gear mainshaft

COO204

£285.00 (ex VAT)

£342.00 (inc VAT)

Interlock mounting stud

COO337

£18.50 (ex VAT)

£22.20 (inc VAT)

Brass interlock mounting stud. 2 required per gearbox

Plug drain & filler 24mm x 2

COO367

£22.20 (ex VAT)

£26.64 (inc VAT)

Steel drain and filler plug. Supplied drilled with a lockwire hole and Zinc plated. The or

1st gear pinion shaft 38T

COO209

£248.00 (ex VAT)

£297.60 (inc VAT)

Selector rod 3rd & 4th

COO344-2

£121.00 (ex VAT)

£145.20 (inc VAT)

Spacer Pinionshaft 1st to 2nd 51mm

COO214

£56.50 (ex VAT)

£67.80 (inc VAT)

Diff Oil Seal, 40-55-7

COO353

POA (ex VAT)

POA (inc VAT)

Pinion bearing housing rear

COO219

£155.00 (ex VAT)

£186.00 (inc VAT)

Pinion Front bearing 21306

COO362

£81.00 (ex VAT)

£97.20 (inc VAT)

Self aligning sperical roller bearing.
Dimensions 30mm ID x 72mm OD x 19mm wide

Bell Housing

C361

POA (ex VAT)

POA (inc VAT)

Magnesium bell housing for 4 speed gearboxes

Crownwheel bolt

COO227

£11.20 (ex VAT)

£13.44 (inc VAT)

Made from high tensil steel. 8 off per gearbox
40ft lbs torque

Output shaft washer

COO371

£17.80 (ex VAT)

£21.36 (inc VAT)

18mm High tensile washer that locates in the output flange

Drop gear set 25x25

COO191

£355.00 (ex VAT)

£426.00 (inc VAT)

Selector Shaft Striker 3rd & 4th

COO327

POA (ex VAT)

POA (inc VAT)

Crown wheel & Pinion 9:35

COO461

£1,125.00 (ex VAT)

£1,350.00 (inc VAT)

This is a non standard lower ratio 9-35 0.257

4th gear mainshaft 25T

COO202

£285.00 (ex VAT)

£342.00 (inc VAT)

Interlock Swivel

COO335

£31.00 (ex VAT)

£37.20 (inc VAT)

Gearbox case

D2907A

£1,650.00 (ex VAT)

£1,980.00 (inc VAT)

Gearbox casing with billet caps, studs and stiffening plate. Bored for reverse shaft.

3rd gear pinion shaft

COO207

£248.00 (ex VAT)

£297.60 (inc VAT)

Detent plunger 3rd & 4th

COO342

POA (ex VAT)

POA (inc VAT)

Spacer pinionshaft 7mm

COO212-7

£27.65 (ex VAT)

£33.18 (inc VAT)

Stud For Crownwheel Cap

COO348

POA (ex VAT)

POA (inc VAT)

Dog ring 1st & 2nd

COO217

£223.00 (ex VAT)

£267.60 (inc VAT)

Adjusting ring for CWP bearing

COO360

£105.00 (ex VAT)

£126.00 (inc VAT)

2 required per gearbox

Mainshaft Bush 3rd & 4th

COO225

£48.00 (ex VAT)

£57.60 (inc VAT)

Plug drain with magnet

COO368

POA (ex VAT)

POA (inc VAT)

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Cooper parts
Model: ERSA-2

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Cooper parts Model: ERSA-2

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Cooper parts
Model: ERSA-2