How much does a gearbox repair cost?

UK gearbox repair and replacement costs at a glance

Prices include parts and labour. Typical market observations as of 2025. Always get a current quote.

Gearbox work is one of the higher-value repairs where comparing quotes pays off significantly. The same reconditioned unit can vary by hundreds of pounds between garages.

Average gearbox repair prices by UK city

Typical range for a manual gearbox repair at an independent garage, parts and labour included.

Prices are approximate market observations as of 2025. Always get a current quote.

Repair, rebuild or replace: which option is right?

Targeted repair

If the fault is isolated to a specific component (a worn synchromesh, a damaged selector fork, or a leaking seal), a targeted repair is the most cost-effective route. The rest of the gearbox is left untouched. This is only viable when the remaining internals are in good condition.

Full rebuild

A rebuild involves stripping the gearbox completely, inspecting every component, and replacing all worn parts before reassembly. It restores the unit to near-new condition. Specialist gearbox rebuilders often deliver better results than general garages for this work. Expect a minimum warranty of 12 months.

Reconditioned replacement

A reconditioned unit is a used gearbox that has been professionally rebuilt by a specialist and tested. It is usually the quickest and most cost-effective way to replace a failed gearbox. Always confirm the warranty period before purchasing.

New replacement

A new OEM or OE-equivalent gearbox is the most expensive option but may be the correct choice for a newer vehicle, a car under manufacturer warranty, or when the specific failure mode makes a rebuilt unit a poor risk. Discuss this with a specialist before committing.

How to get a fair price for gearbox work

1. 1. Get a written diagnosis first: know what is wrong before approving any repair. An accurate diagnosis costs much less than guesswork.
2. 2. Ask whether the quote covers a targeted repair, a rebuild, or a replacement, and what is included in the price.
3. 3. For a reconditioned unit, confirm the warranty on the unit itself and on the fitting labour separately.
4. 4. Compare at least two quotes: gearbox pricing varies significantly between garages. Specialists often offer better value than franchised dealers for this work.
5. 5. Avoid garages that quote without a proper inspection: a reliable gearbox quote requires the car on the ramp and a fault code read where relevant.

AutoFixFair lets you post your gearbox job once and receive competing prices from local garages in Manchester, London, Birmingham, and other UK cities.

Common questions about gearbox repair costs

What are the warning signs of a failing gearbox?

Common signs include difficulty selecting gears, grinding or crunching noises when changing gear, the gearbox jumping out of gear, a burning smell (especially with automatics), delayed engagement when moving from park to drive, and visible transmission fluid leaks under the car. Any of these symptoms warrants an early inspection: catching gearbox problems early is almost always cheaper than waiting until the unit fails completely.

Is it better to repair or replace a gearbox?

It depends on the nature and extent of the fault. A repair is viable when only specific components are worn, such as synchromesh rings, seals, or selector forks. A rebuild by a specialist disassembles the entire unit, replaces all worn parts, and often provides a warranty. Full replacement makes more sense when the gearbox casing or main shaft is damaged. A reconditioned unit is usually the most cost-effective replacement option and should come with at least a 12-month warranty.

How long does a gearbox repair take?

A straightforward repair such as replacing seals or fixing a linkage typically takes one to two days. A full gearbox rebuild takes two to four days. A gearbox replacement can be completed in one to two days depending on the vehicle. If the garage needs to source a reconditioned unit, add the delivery lead time, which is typically one to five working days.

What affects the cost of a gearbox repair?

The key factors are: manual vs automatic (automatics are more complex and cost more to repair and replace); the make and model (some gearboxes are expensive to source parts for); the extent of damage (a synchromesh repair is far cheaper than a full rebuild or replacement); and whether you choose a gearbox specialist versus a general garage (specialists often offer better value for complex gearbox work). Labour rates also vary significantly by location.

What is the difference between a gearbox repair and a gearbox rebuild?

A repair replaces or fixes only the failed or damaged component. A rebuild involves fully disassembling the gearbox, inspecting all internal components, and replacing everything that shows significant wear before reassembling the unit. A rebuild is more thorough and expensive but delivers a gearbox that is closer to new condition. Ask for a written quote that specifies which approach is proposed and what parts are being replaced.

Can I drive with a faulty gearbox?

In most cases, no. A gearbox that is slipping, jumping out of gear, or making grinding noises is unsafe to drive: you could lose drive suddenly, become unable to select reverse or a forward gear, or cause further catastrophic internal damage that dramatically increases the repair cost. If the fault is minor (for example, a worn gear linkage that makes selection stiff), you may be able to drive carefully to a garage, but do not delay.

Does a gearbox repair come with a warranty?

Reputable garages and gearbox specialists should offer at least a 12-month or 12,000-mile warranty on a repair or rebuild. A reconditioned gearbox typically comes with a warranty from the supplier (usually 12 months) plus the garage warranty on the fitting. Confirm the warranty terms in writing before approving any gearbox work: it should cover parts and labour.

How much does it cost to fix a slipping automatic gearbox?

A slipping automatic gearbox can be caused by low or degraded transmission fluid (cheapest fix: a fluid change at £80 to £150), a faulty solenoid (£200 to £500), a worn torque converter (£400 to £900), or worn internal clutch packs (£500 to £1,500+). The actual cost depends entirely on the root cause. Always ask the garage to diagnose the fault before quoting for any repair, so you are not paying for parts that are not needed.

Will AutoFixFair garages quote for gearbox work?

Yes. Many garages and gearbox specialists on AutoFixFair quote for gearbox repairs, rebuilds, and replacements. Post your job with your vehicle registration and a description of the fault and you will receive competing quotes from local workshops. You can compare them by price and reviews before booking.