M32 Gearbox 2nd Gear 40T 55198421 Vauxhall Alfa Romeo Fiat

M32 Transmission 5th & 6th Gear Synchro Hub Assembly Generation 1

Vauxhall / Opel — 55565576 (Reverse Variant)

Generation 1 M32 5th & 6th gear assembly — hub, sleeve and associated components for the 5th/6th selector. Output shaft side.

For Generation 1 M32 gearboxes only. Not compatible with Gen 2 or Gen 3.

Part Number

55565576

Fitment Diagram

Vehicle Compatibility

Generation 1 M32 gearbox — Vauxhall / Opel / Alfa Romeo / Fiat / Chevrolet / Saab vehicles with M32 Gen 1 gearbox.

Why Choose Eco Torque?

As M32 gearbox rebuild and repair specialists, Eco Torque was one of the first companies in the UK to offer M32 bearing and gear upgrades. We pride ourselves on sourcing only parts we trust.

Browse Eco Torque's ever-evolving product range at competitive prices.

Need Help Finding the Right Part?

If you cannot find the items you need or are unsure if the part is compatible with your vehicle make and model, please send us your UK registration number or VIN Code and we will direct you to the right part.

Frequently Asked Questions

Q: What symptoms indicate a worn 5th/6th synchro assembly?
A: Difficulty or crunching when engaging 5th or 6th gear, or the gearbox jumping out of these gears when driving.

Q: Is this for Gen 1 M32 only?
A: Yes — Gen 1 only. If you are unsure of your gearbox generation, please send your VIN for confirmation.

Q: Is this an OEM part?
A: Yes, supplied to OE specification. OE reference 55565576.

Reference Number: ET2342