Spare Car Key Cutting & Programming in Windsor from £120
Mobile across Berkshire (SL4). Typical arrival 15–30 minutes. 24/7 callout, fixed pricing, 12-month warranty.
A spare key is the cheapest insurance you'll ever buy. We cut and program a spare for most cars and vans across Windsor in under an hour — at your home, office or wherever the vehicle is parked.
Replacing a car key in Windsor doesn't need a dealer appointment. We come to your postcode — SL4 — with a van full of blanks, a key-cutting machine and the dealer-level programming kit, and you drive away with a working key the same day.
- Genuine OEM-spec transponder & remote shells
- Cut from your existing key or the VIN
- Keyless / proximity / flip-key options
- Cheaper than waiting until your only key is lost
- 12-month warranty
Get an exact quote for your vehicle
Enter your registration — we'll pull the make, model and key type so we can quote you accurately for spare car keys in Windsor.
Get An Instant Auto Locksmith Quote
Enter your reg & postcode. Tick any extras — we'll send a tailored quote via WhatsApp in minutes.
Which service do you need?
Bundle & save — add related services
0/600
Fixed price confirmed before we attend · No-damage entry · Dealer-grade key programming
No spam · No obligation · Fixed pricing confirmed before we attend
Why Windsor drivers call us
Replacement keys in Windsor from £120 — a fraction of the main-dealer quote, with no recovery cost on top.
Call before 4pm and we'll usually be in Windsor the same day with the right blank for your vehicle.
Lost key? We wipe its code from the car's ECU so it can't be used again — important on driveways in Berkshire.
How a spare car keys call-out in Windsor works
- Step 1Send the reg
Reg + postcode in Windsor = fixed quote and the exact key type within minutes.
- Step 2Van arrives
Typical ETA 15–30 minutes. We bring blanks, electronics and the programming kit.
- Step 3Cut, program, wipe
New key cut to your lock, programmed to the ECU, lost-key codes erased.
- Step 4Hand over & warranty
12-month warranty on parts and programming, written invoice for your records.
Spare Car Keys in Windsor — FAQs
Do you need my V5?+
Usually yes — V5 plus photo ID is standard proof of ownership for any UK auto locksmith.
Can you do keyless / push-start cars?+
Yes — keyless smart keys are a normal day's work for us.
How much is a spare key?+
From £120 for older transponder keys to around £260 for modern keyless smart keys.
How much is a replacement key in Windsor?+
From £120 for basic transponder keys up to £380 for premium keyless smart keys. Always a fixed quote on the phone before we leave for Windsor.
Will the new key work with my central locking?+
Yes — the remote buttons (lock/unlock/boot) are programmed at the same time as the immobiliser chip.
How fast can you reach Windsor?+
Typical arrival in Windsor (SL4) is 15–30 minutes from the moment you call.
Do you cover all of Berkshire?+
Yes — Windsor sits inside our core coverage area for Berkshire, alongside Slough, Maidenhead, Staines.
Other Auto Locksmith in Windsor
Spare Car Keys in nearby areas
Same-day car key replacement across Windsor, slough, maidenhead, staines and the rest of Berkshire.