Reconditioned BMW Série 4 3.0 turbo Gearbox – 6-Speed Manual – Ref. GS6-45BZ-HAJ

Reconditioned BMW Série 4 3.0 turbo Gearbox – Ref. GS6-45BZ-HAJ

This BMW Série 4 gearbox, reference GS6-45BZ-HAJ, is reconditioned to pair with the 3.0 turbo petrol engine of 2979 cm³, engine code N55B30. The reconditioning process involves fully stripping the gearbox, cleaning and inspecting every component, replacing internal wear parts such as gears, synchros, bearings and seals, then reassembling to manufacturer tolerances before a bench test.

Signs that the GS6-45BZ-HAJ 6-speed manual gearbox needs replacing

On this 6-speed manual gearbox, several symptoms should raise concern: stiff or imprecise gear changes, crunching when downshifting, refusal to engage a gear, unusual vibrations in neutral, or an oil leak at the casing. A metallic noise whilst driving or a grinding sensation at the clutch can also indicate advanced internal wear on the GS6-45BZ-HAJ.

Exchange basis: a unit rebuilt to 0 km

Under the exchange scheme, the old unit is not collected before delivery: the reconditioned gearbox is dispatched first, so the garage is never left without a part. The old gearbox — casing and block intact — is only collected after the new GS6-45BZ-HAJ has been delivered and fitted. Return of the old unit is nonetheless required, in accordance with our Terms and Conditions.

Warranty and payment

This gearbox is covered by a 24-month parts warranty, subject to fitting by a qualified professional. Payment can be spread over several instalments, in up to 10 instalments.

Compatible vehicles (ref. GS6-45BZ-HAJ)

This reference also fits:

• Reconditioned BMW Série 1 3.0 Gearbox – 6-Speed Manual – Ref. GS6-45BZ-HAJ