Triumph Spitfire Mainshaft and Input Gears - 3 Synchro Gearbox

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Part No.: GRID005675

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Input Shaft - Constant Pinion - 10 spline - Mk1 & Mk2 - 208324

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208324

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Input Shaft - Constant Pinion - 10 Spline - Mk3 - Gear Train Assembly - 148030

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148030

No longer available

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Oil Thrower - Input Shaft - 106365

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106365

In stock

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£5.25 ex VAT£6.30 inc UK VAT

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Bearing - 104433

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104433

In stock

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£14.10 ex VAT£16.92 inc UK VAT

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Snap Ring - 112654

Included in Overhaul Kit.

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112654

In stock

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£6.30 ex VAT£7.56 inc UK VAT

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Circlip - CR620325

Included in Overhaul Kit.

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CR620325

In stock

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£1.45 ex VAT£1.74 inc UK VAT

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Needle Roller Bearing - 118507

Includes overhaul kit

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118507

In stock

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£8.70 ex VAT£10.44 inc UK VAT

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Needle Roller Bearing - 144782

Included in Overhaul Kit.

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144782

In stock

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£11.80 ex VAT£14.16 inc UK VAT

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Mainshaft - Non Overdrive - 204679

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204679

2 in stock

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£232.50 ex VAT£279.00 inc UK VAT

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Mainshaft 3 Synchro Herald - 204679R

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204679R

In stock

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£170.00 ex VAT£204.00 inc UK VAT

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Mainshaft - Overdrive - 3 Sync Mk3 - 208142

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208142

Out of stock, expected soon Jun 12, 2025. Add to cart and Back Order

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£260.00 ex VAT£312.00 inc UK VAT

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Mainshaft - Overdrive - 3 Sync Mk3 - Reconditioned - 208142R

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208142R

This part has been superseded

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Synchro Ring - 148409

Included in Overhaul Kit.

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148409

In stock

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£16.70 ex VAT£20.04 inc UK VAT

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Synchro Hub - 3rd & 4th - 156968

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156968

No longer available

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Synchro Spring - 104445

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104445

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£0.47 ex VAT£0.56 inc UK VAT

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Steel Ball 1/4" - BLS108 - Aftermarket

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BLS108

In stock

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£0.77 ex VAT£0.92 inc UK VAT

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Synchro - 37948

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37948

Out of stock, expected soon May 15, 2025. Add to cart and Back Order

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£1.40 ex VAT£1.68 inc UK VAT

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Circlip - TKC6444

Included in Overhaul Kit.
Note: Circlip must NOT be re-used.

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TKC6444

In stock

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£1.40 ex VAT£1.68 inc UK VAT

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3rd Speed Gear - 116169

Spitfire - MK1 & MK2 40° Helix

Spitfire - MK3 40° Helix (Change periods are not documented by factory)

Herald - 1200 Up To Gearbox GA260810

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116169

No longer available

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3rd Speed Gear - 150921

Spitfire - MK3 30° Helix (Change periods are not documented by factory)

Herald - 1200 (from gearbox GA260811), 1250 & 1360

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150921

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3rd Speed Gear - 116169

Spitfire - MK1 & MK2 40° Helix

Spitfire - MK3 40° Helix (Change periods are not documented by factory)

Herald - 1200 Up To Gearbox GA260810

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116169

No longer available

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3rd Speed Gear - Mk3 - 40 degree Helix - 216317

Change periods are not documented by factory.

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216317

No longer available

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2nd & 3rd Gear Bush - 147354

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147354

1 in stock

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£27.00 ex VAT£32.40 inc UK VAT

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Thrust Washer - 0.152 to 0.154 - 111422

Use as required.

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111422

No longer available

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Thrust Washer 3.97-4.02mm (0.1565"-0.1585") - 149963

Use as required.

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149963

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Thrust Washer - 0.161 to 0.163 - 131843

Use as required.

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131843

No longer available

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Bush - Bronze - 111424

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111424

In stock

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£4.10 ex VAT£4.92 inc UK VAT

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2nd Speed Gear - 112672

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112672

No longer available

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Synchro Ring - 148409

Included in Overhaul Kit.

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148409

In stock

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£16.70 ex VAT£20.04 inc UK VAT

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Synchro Hub Assembly - 1st & 2nd Gear - 509652

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509652

No longer available

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Synchro Spring - 106388

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106388

In stock

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£1.40 ex VAT£1.68 inc UK VAT

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Steel Ball 1/4" - BLS108 - Aftermarket

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BLS108

In stock

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£0.77 ex VAT£0.92 inc UK VAT

Quantity

Synchro - 37948

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37948

Out of stock, expected soon May 15, 2025. Add to cart and Back Order

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£1.40 ex VAT£1.68 inc UK VAT

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Pin - 106475

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106475

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Bearing - 104433

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104433

In stock

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£14.10 ex VAT£16.92 inc UK VAT

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Snap Ring - 112654

Included in Overhaul Kit.

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112654

In stock

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£6.30 ex VAT£7.56 inc UK VAT

Quantity

Circlip - CR620325

Included in Overhaul Kit.

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CR620325

In stock

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£1.45 ex VAT£1.74 inc UK VAT

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Gear - 119131 - Speedo Drive

Located on Mainshaft.

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119131

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Gearbox Drive Flange - Square - 109050

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109050

In stock

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£9.60 ex VAT£11.52 inc UK VAT

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Spring Washer Single Coil 3/4" - WL600121

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WL600121

In stock

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£0.50 ex VAT£0.60 inc UK VAT

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Plain Nut 9/16 UNF - NH609041

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NH609041

In stock

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£1.05 ex VAT£1.26 inc UK VAT

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Product Description
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Product Description

Triumph Spitfire Mainshaft and Input Gears - 3 Synchro Gearbox
3-Rail/ 3 Synchro Gearbox
Originally Mk1, Mk2 & Mk3 models.

Customer Review

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Triumph Spitfire Mainshaft and Input Gears - 3 Synchro Gearbox

Unsure what part you need? Contact our team of experts to talk makes, models, performance, and parts!! With over 42 years in business, our team are here to help you rebuild, restore, and maintain your car. Contact our team to talk makes, models, performance, and parts!!

Unsure what part you need?

Contact our team of experts to talk makes, models, performance, and parts!! With over 42 years in business, our team are here to help you rebuild, restore, and maintain your car.

Contact our team to talk makes, models, performance, and parts!!