uPVC Door Gearbox - Multipoint Lock Gearboxes

New uPVC Door Lock Gearboxes

You don’t have to put up with sticking doors that don’t work properly and aren’t as secure as you’d like. You can easily buy a replacement door lock gearbox to get your doors working perfectly again. Our uPVC door gearboxes are perfect for replacing the faulty centre case or gearbox unit on your door lock without needing to replace the entire locking mechanism, saving you time and money. With four whole pages of door lock gearboxes to choose from, and different types and sizes. you’re sure to find what you need on our site. We’re a family company with over 25 years’ experience in door handles, window handles and door lock gearboxes, and we stock only high-quality brands, including Yale, Fullex, Maco, Mila, Lockmaster and more, to ensure that what you buy will last you for years to come and keep your home secure. We’re also happy to help both domestic customers who want to do some DIY and trade companies who need bulk purchases of door gearboxes for their building projects.


Buy uPVC Door Gearboxes

If you know what you’re doing, you can replace just the door lock gearbox and get your door closing and working perfectly again. Most of the time with uPVC locks, however, the whole lock will need replacing, so please do check with our expert advisors to ensure that the gearbox is suitable for your requirements. You can browse our whole range on our site to see what’s available and choose from different PZ centre and backset sizes to get the correct replacement gearbox. We also have a double spindle and single spindle options and you can even buy just the latch or a replacement spindle on our site. Prices start at just £9.60 including VAT and the price you see is the price you pay, with no extra costs on checkout apart from our delivery cost. And with free delivery on orders over £75.00 and buy in bulk discounts for our valued trade companies, you’re sure to get what you need for a fantastic price. Don’t forget, if you need any help at all, just give us a call and our friendly and knowledgeable team of experts will be happy to assist you.


Which New Door Lock Gearbox For uPVC Doors Do I Need?

It can be a little difficult choosing the right gearbox so, if you’re not sure what you’re doing, we’re here to help. We've been doing this a long time and we can help you identify the right gearbox, so you don’t buy something you don’t need. Or we can help you identify exactly what other parts you might need if you're unsure. All you need to do is send us a photo of your existing gearbox, and if you can send us a photo similar to how we have them on our website then that’ll make our lives nice and easy, so we can do the same for you! Simply message us on the site so we can call you back, send us details of your lock gearbox, including photos to [email protected] or send us a Whatsapp message with your details and photos on 01623 622205. Our expert team will get back to you as soon as possible so you can get on with your project quickly and get your door repaired.

The central part of the multipoint lock is referred to as the centre case or the gearbox. This part has the mechanics of multipoint locks that link to operating the rest of the lock and making sure your door closes easily and securely. We stock all the major brands, in different sizes, such as GU, Lockmaster, Yale, Coldseal, Fullex and many more.


How Do You Fit A uPVC Door Lock Gearbox Replacement?

Installing a new door lock gearbox is just as simple as fitting a new door handle. First, you will need to make sure your new gearbox is an exact match. We can help you with identifying the correct part, to find out more please visit this page: https://gbdiystore.com/cant-find-your-lock. From here it’s as simple as removing the few screws which are holding your gearbox centre case on to the face rail. Once removed, position your new gearbox back on the face rail and refit the screws. If you need any assistance with this please get in touch with one of our team.

Avantis Replacement Door Lock Gearbox Centre Case 35mm

Avantis Replacement Door Lock Gearbox Centre Case 35mm

Avantis 35mm Replacement Door Lock Gearbox Centre CaseA replacement centre case gearbox for the Avan..

£42.00 Incl VAT

Details
Avantis Replacement Door Lock Gearbox Centre Case 45mm

Avantis Replacement Door Lock Gearbox Centre Case 45mm

Avantis 45mm Replacement Door Lock Gearbox Centre CaseA replacement centre case gearbox for the Avan..

£42.00 Incl VAT

Details
Fullex Crimebeater Replacement Door Lock Gearbox Centre Case 35mm

Fullex Crimebeater Replacement Door Lock Gearbox Centre Case 35mm

Fullex Crimebeater Gearbox Centre Case 35mmA replacement centre case gearbox for the Fullex Crimebea..

£48.00 Incl VAT

Details
Fullex Type A Case Replacement Door Lock Gearbox Centre Case 35mm Copy

Fullex Type A Case Replacement Door Lock Gearbox Centre Case 35mm Copy

Fullex Type AA replacement centre case gearbox for the Fullex Type A Case multipoint door lock mecha..

£24.00 Incl VAT

Details
Genuine ERA Replacement Door Lock Gearbox Centre Case 35mm

Genuine ERA Replacement Door Lock Gearbox Centre Case 35mm

ERA Gearbox 35mmA replacement centre case gearbox for the ERA, Laird, Saracen, Surelock and Fab &..

£28.50 Incl VAT

Details
Genuine ERA Replacement Door Lock Gearbox Centre Case 45mm

Genuine ERA Replacement Door Lock Gearbox Centre Case 45mm

ERA 45mm GearboxA replacement centre case gearbox for the ERA, Laird, Saracen, Surelock and Fab &..

£30.00 Incl VAT

Details
Genuine Fuhr Replacement Door Lock Gearbox Centre Case 35mm

Genuine Fuhr Replacement Door Lock Gearbox Centre Case 35mm

Fuhr Replacement Door Lock Gearbox Centre CaseA replacement centre case gearbox for the Fuhr multipo..

£31.50 Incl VAT

Details
Genuine Fullex Crimebeater 35mm Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Genuine Fullex Crimebeater 35mm Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Fullex Crimebeater 35mm Double Spindle GearboxA replacement centre case gearbox for the Fullex Crime..

£52.20 Incl VAT

Details
Genuine Fullex Crimebeater 45mm Double Spindle Replacement Door Lock Gearbox Centre Case 45mm

Genuine Fullex Crimebeater 45mm Double Spindle Replacement Door Lock Gearbox Centre Case 45mm

Fullex Crimebeater 45mm Double Spindle GearboxA replacement centre case gearbox for the Fullex Crime..

£52.20 Incl VAT

Details
Genuine Fullex Crimebeater 55mm Double Spindle Replacement Door Lock Gearbox Centre Case 55mm

Genuine Fullex Crimebeater 55mm Double Spindle Replacement Door Lock Gearbox Centre Case 55mm

Fullex Crimebeater 55mm Double Spindle GearboxA replacement centre case gearbox for the Fullex Crime..

£52.20 Incl VAT

Details
Genuine Fullex SL16 Replacement Door Lock Gearbox Centre Case 35mm

Genuine Fullex SL16 Replacement Door Lock Gearbox Centre Case 35mm

Fullex SL16 GearboxA replacement centre case gearbox for the Fullex SL16 multipoint door lock mechan..

£60.00 Incl VAT

Details
Genuine Fullex SL16 Replacement Door Lock Gearbox Centre Case 45mm

Genuine Fullex SL16 Replacement Door Lock Gearbox Centre Case 45mm

Fullex SL16A replacement centre case gearbox for the Fullex SL16 multipoint door lock mechanism. If ..

£70.50 Incl VAT

Details
Genuine Fullex XL Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Genuine Fullex XL Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Fullex XL Door MechanismA replacement centre case gearbox for the Fullex XL multipoint door lock mec..

£28.35 Incl VAT

Details
Genuine Fullex XL Double Spindle Replacement Door Lock Gearbox Centre Case 45mm

Genuine Fullex XL Double Spindle Replacement Door Lock Gearbox Centre Case 45mm

Fullex XLA replacement centre case gearbox for the Fullex XL 45mm multipoint door lock mechanism. If..

£28.35 Incl VAT

Details
Genuine Fullex XL Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Genuine Fullex XL Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Fullex XL GearboxA replacement centre case gearbox for the Fullex XL multipoint door lock mechanism...

£28.35 Incl VAT

Details
Genuine GU 3000 Replacement Door Lock Gearbox Centre Case 35mm

Genuine GU 3000 Replacement Door Lock Gearbox Centre Case 35mm

GU 3000 Door Lock Gearbox Centre CaseA replacement centre case gearbox for the GU 3000 35mm multipoi..

£24.00 Incl VAT

Details
Genuine GU Europa New Style Replacement Door Lock Gearbox Centre Case  30mm Backset

Genuine GU Europa New Style Replacement Door Lock Gearbox Centre Case 30mm Backset

GU Europa New Style Door Lock Centre Case 30mmA replacement centre case gearbox for the GU Europa mu..

£36.00 Incl VAT

Details
Genuine GU New Style Replacement Door Lock Gearbox Centre Case 35mm

Genuine GU New Style Replacement Door Lock Gearbox Centre Case 35mm

GU New Style Door Lock Gearbox Centre Case 35mmA replacement centre case gearbox for the GU New Styl..

£36.00 Incl VAT

Details
Genuine Kenrick Excalibur Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Genuine Kenrick Excalibur Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Kenrick Excalibur Double Spindle Door Lock GearboxA replacement centre case for the Kenrick Excalibu..

£30.00 Incl VAT

Details
Genuine Kenrick Excalibur Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Genuine Kenrick Excalibur Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Kenrick Excalibur Single Spindle Door Lock GearboxA replacement centre case for the Kenrick Excalibu..

£30.00 Incl VAT

Details
Genuine Lockmaster Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Genuine Lockmaster Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Important measurements: 35mm Backset / 92mm/62mm PZ CentresThis is the mechanism inside the door tha..

£31.84 Incl VAT

Details
Genuine Lockmaster Double Spindle Replacement Door Lock Gearbox Centre Case 45mm

Genuine Lockmaster Double Spindle Replacement Door Lock Gearbox Centre Case 45mm

Lockmaster Double Spindle Door Lock Gearbox 45mmA genuine replacement centre case gearbox for the Lo..

£31.84 Incl VAT

Details
Genuine Lockmaster Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Genuine Lockmaster Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Lockmaster Single Spindle Door Lock Gearbox 35mm A genuine replacement centre case for the Lockmast..

£31.84 Incl VAT

Details
Genuine Lockmaster Single Spindle Replacement Door Lock Gearbox Centre Case 45mm

Genuine Lockmaster Single Spindle Replacement Door Lock Gearbox Centre Case 45mm

Lockmaster Single Spindle Door Lock Gearbox 45mmA genuine replacement centre case gearbox for the Lo..

£31.84 Incl VAT

Details
Genuine Maco New Style Replacement Door Lock Gearbox Centre Case 45mm

Genuine Maco New Style Replacement Door Lock Gearbox Centre Case 45mm

Maco Gear Box uPVC Door Lock Centre Case 45mm Split SpindleA replacement centre case gearbox fo..

£60.00 Incl VAT

Details
Genuine Mila Coldseal 35mm Replacement Door Lock Gearbox Centre Case 35mm

Genuine Mila Coldseal 35mm Replacement Door Lock Gearbox Centre Case 35mm

Genuine Mila Coldseal Door Lock Gearbox Centre Case Single SpindleA genuine replacement centre case ..

£28.50 Incl VAT

Details
Genuine Mila Coldseal Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Genuine Mila Coldseal Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Mila Coldseal GearboxA genuine replacement centre case gearbox for the Mila Coldseal multipoint door..

£30.00 Incl VAT

Details
Genuine Mila Evolution Replacement uPVC Gearbox Door Lock Centre Case 35mm

Genuine Mila Evolution Replacement uPVC Gearbox Door Lock Centre Case 35mm

Mila Evolution Door Lock Gearbox Centre Case 35mmA replacement centre case gearbox for the Mila Evol..

£45.00 Incl VAT

Details
Genuine Safeware Replacement Door Lock Gearbox Centre Case 35mm

Genuine Safeware Replacement Door Lock Gearbox Centre Case 35mm

Safeware Gearbox A replacement centre case for the Safeware door lock. If you're having problem..

£47.70 Incl VAT

Details
Genuine Yale Asgard Replacement Door Lock Gearbox Centre Case 35mm

Genuine Yale Asgard Replacement Door Lock Gearbox Centre Case 35mm

Yale Asgard 35mm Replacement Door Lock Gearbox Centre CaseA replacement centre case gearbox for the ..

£60.00 Incl VAT

Details
Genuine Yale Asgard Replacement Door Lock Gearbox Centre Case 45mm

Genuine Yale Asgard Replacement Door Lock Gearbox Centre Case 45mm

Yale Asgard Replacement Door Lock GearboxA replacement centre case gearbox for the Yale Asgard multi..

£60.00 Incl VAT

Details
Genuine Yale Lockmaster Gearbox Door Lock Centre Case Replacement 35mm Backset

Genuine Yale Lockmaster Gearbox Door Lock Centre Case Replacement 35mm Backset

Yale Lockmaster Gearbox A replacement centre case for the Yale Lockmaster door lock mechanism. ..

£29.99 Incl VAT

Details
Genuine Yale YS170 Replacement Gear Box Door Lock Centre Case 35mm Backset

Genuine Yale YS170 Replacement Gear Box Door Lock Centre Case 35mm Backset

Yale YS170 ReplacementYale YS170 35mm Door Lock Gearbox Centre Case InformationImportant Measurement..

£42.00 Incl VAT

Details
Genuine Yale YS170 Replacement Gear Box Door Lock Centre Case 45mm Backset

Genuine Yale YS170 Replacement Gear Box Door Lock Centre Case 45mm Backset

Yale YS170Yale YS170 45mm Door Lock Gearbox Centre Case InformationImportant Measurements: 45mm Back..

£43.50 Incl VAT

Details
GU Old Style Replacement Door Lock Gearbox Centre Case 30mm / 28mm

GU Old Style Replacement Door Lock Gearbox Centre Case 30mm / 28mm

GU Old Style Door Lock Gearbox CaseA replacement centre case gearbox for the GU Old Style multipoint..

£24.00 Incl VAT

Details
GU Old Style Replacement Door Lock Gearbox Centre Case 35mm

GU Old Style Replacement Door Lock Gearbox Centre Case 35mm

GU Old Style GearboxA replacement centre case gearbox for the GU old style multipoint door lock mech..

£17.85 Incl VAT

Details
Ingenious Replacement Door Lock Gearbox Centre Case 35mm

Ingenious Replacement Door Lock Gearbox Centre Case 35mm

Ingenious Gearbox Centre Case 35mmA replacement centre case gearbox for the Ingenious multipoint doo..

£30.00 Incl VAT

Details
Lockmaster Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Lockmaster Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Important measurements: 35mm Backset / 92mm/62mm PZ CentresThis is the mechanism inside the door tha..

£17.85 Incl VAT

Details
Lockmaster Double Spindle Replacement Door Lock Gearbox Centre Case 45mm

Lockmaster Double Spindle Replacement Door Lock Gearbox Centre Case 45mm

Lockmaster Door Lock Gearbox Centre Case 45mm Double SpindleA replacement centre case gearbox for th..

£24.00 Incl VAT

Details
Lockmaster Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Lockmaster Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Lockmaster Single Spindle Gearbox 35mmA replacement centre case for the Lockmaster / Milamaster door..

£17.85 Incl VAT

Details
Maco Old Style Replacement Door Lock Gearbox Centre Case 35mm

Maco Old Style Replacement Door Lock Gearbox Centre Case 35mm

Maco Old Style GearboxA replacement centre case for the Maco Old Style multipoint door lock mechanis..

£24.00 Incl VAT

Details
Mila Coldseal 35mm Replacement Door Lock Gearbox Centre Case 35mm

Mila Coldseal 35mm Replacement Door Lock Gearbox Centre Case 35mm

Mila Coldseal 35mm Door Lock GearboxA replacement centre case gearbox for the Mila Coldseal multipoi..

£25.50 Incl VAT

Details
Mila Coldseal Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Mila Coldseal Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Mila Coldseal Double Spindle Gearbox 35mmA replacement centre case gearbox for the Mila Coldseal mul..

£24.00 Incl VAT

Details
Mila Coldseal Latch Replacement Door Lock Gearbox Centre Case 35mm

Mila Coldseal Latch Replacement Door Lock Gearbox Centre Case 35mm

Mila Coldseal Gearbox Centre Case 35mmA replacement centre case gearbox for the Mila Coldseal multip..

£30.00 Incl VAT

Details
Replacement Millenco 117 Follower Cam uPVC Multipoint Door Lock Spindle

Replacement Millenco 117 Follower Cam uPVC Multipoint Door Lock Spindle

Millenco 117 Replacement Follower CamThis replacement part is intended to replace the cam on the Mil..

£11.40 Incl VAT

Details
Roto Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Roto Double Spindle Replacement Door Lock Gearbox Centre Case 35mm

Replacement Roto Door Lock Gearbox 35mm Double SpindleA replacement centre case gearbox for the Roto..

£40.05 Incl VAT

Details
Roto Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Roto Single Spindle Replacement Door Lock Gearbox Centre Case 35mm

Replacement Roto Door Lock Gearbox 35mm Single SpindleA replacement centre case gearbox for the Roto..

£26.88 Incl VAT

Details
Yale G2000 Replacement Door Lock Gearbox Centre Case 35mm

Yale G2000 Replacement Door Lock Gearbox Centre Case 35mm

Yale G2000A replacement centre case gearbox for the Yale G2000 multipoint door lock mechanism. If yo..

£22.50 Incl VAT

Details
Yale Lockmaster Anti-Lift Hook Replacement Gearbox Door Lock

Yale Lockmaster Anti-Lift Hook Replacement Gearbox Door Lock

Yale Lockmaster Anti-Lift Hook Replacement Gearbox Door LockA replacement top or bottom anti-lift ho..

£9.60 Incl VAT

Details
ABT Gibbons Replacement Door Lock Gearbox Centre Case 31mm Without Snib

ABT Gibbons Replacement Door Lock Gearbox Centre Case 31mm Without Snib

ABT Gibbons / ST Helens Replacement Gearbox 31mm Without SnibA replacement centre case gearbox for t..

£75.00 Incl VAT

Details
Fullex 2+2 Patio Door Lock Replacement Spindle Follower Cam

Fullex 2+2 Patio Door Lock Replacement Spindle Follower Cam

Fullex Patio Door LockThis is a replacement cam for the Fullex 2+2 sliding patio door lock. This cam..

£30.00 Incl VAT

Details
Genuine Fuhr Replacement Multipoint Door Lock Gearbox Centre Case 30mm

Genuine Fuhr Replacement Multipoint Door Lock Gearbox Centre Case 30mm

Fuhr Multipoint Lock ReplacementA replacement centre case gearbox for the Fuhr multipoint door lock ..

£31.50 Incl VAT

Details
Genuine Fuhr Replacement Multipoint Door Lock Gearbox Centre Case 45mm

Genuine Fuhr Replacement Multipoint Door Lock Gearbox Centre Case 45mm

Fuhr Multipoint LockA replacement centre case gearbox for the Fuhr multipoint door lock mechanism. I..

£31.50 Incl VAT

Details
Genuine Maco CTS Replacement uPVC Door Lock Gearbox Centre Case 35mm

Genuine Maco CTS Replacement uPVC Door Lock Gearbox Centre Case 35mm

Maco CTS Replacement Door Lock GearboxA replacement door lock gearbox centre case for the Maco CTS m..

£45.99 Incl VAT

Details
Genuine Maco CTS Replacement uPVC Door Lock Gearbox Centre Case 45mm

Genuine Maco CTS Replacement uPVC Door Lock Gearbox Centre Case 45mm

Maco CTS Door LockA replacement door lock gearbox centre case for the Maco CTS multipoint door lock ..

£47.25 Incl VAT

Details
Genuine Maco GTS Replacement uPVC Door Lock Gearbox Centre Case 35mm

Genuine Maco GTS Replacement uPVC Door Lock Gearbox Centre Case 35mm

Maco GTS Replacement Door Lock Gearbox Centre Case 35mmA replacement door lock gearbox centre case f..

£52.48 Incl VAT

Details
Genuine Winkhaus Cobra Replacement Door Lock Gearbox Centre Case 35mm

Genuine Winkhaus Cobra Replacement Door Lock Gearbox Centre Case 35mm

Genuine Winkhaus Cobra Replacement Door Lock Gearbox Centre Case 35mmA replacement centre case ..

£87.00 Incl VAT

Details
Genuine Winkhaus Cobra Replacement Door Lock Gearbox Centre Case 45mm

Genuine Winkhaus Cobra Replacement Door Lock Gearbox Centre Case 45mm

Genuine Winkhaus Cobra Replacement Door Lock Gearbox Centre Case 45mmA replacement centre case ..

£87.00 Incl VAT

Details
KFV Replacement Door Lock Gearbox Centre Case 35mm

KFV Replacement Door Lock Gearbox Centre Case 35mm

KFV Multipoint Lock GearboxA replacement centre case gearbox for the KFV 35mm multipoint door lock m..

£75.00 Incl VAT

Details
Replacement Millenco 117 uPVC Multipoint Door Lock Repair Part

Replacement Millenco 117 uPVC Multipoint Door Lock Repair Part

Replacement Millenco 117 Repair PartThis replacement Millenco 117 repair part is designed to replace..

£33.89 Incl VAT

Details
Roto MVD 400 Replacement Multipoint Door Lock Gearbox

Roto MVD 400 Replacement Multipoint Door Lock Gearbox

Roto MVD 400 Replacement Multipoint Door Lock GearboxA replacement centre case gearbox for the Roto ..

£84.00 Incl VAT

Details