NZ's largest diesel parts store


When it comes to diesel we walk the torque 

Here at our specialised engine reconditioning and brake workshop, our team of experienced and knowledgeable experts offer a range of services for your machinery, including installing replacement brake drums and discs, and reconditioning, installing and maintaining engines. We offer a range of brand new parts, as well as remanufactured parts. As well as parts, we offer a number of services for your machinery, including crack testing, flywheel machining and chemical and hot wash cleaning. We offer a 12 months or 100,000 kilometre warranty on the workmanship of all reconditioned engines, as well as all diesel engine parts. Contact our team of experts to discuss your specific needs.


Engine Reconditioning Services

Earthquip Group Limited Specialise in rebuilding remanufacturing and reconditioning of Diesel Industrial and heavy Road transport Equipment motors for Caterpillar, Cummins, Detroit, Diesel, Hino, Isuzu, Komatsu, Kubota and Yanmar engines

Our fully equipped shop specialises in Cylinder Head machining including New Valve Guide Replacement and Valve Seat replacement

We also provide engine block decking as well as Engine sleeve and insert replacement

Crankshaft grinding, Camshaft grinding. Crankshaft refunnelling Conrod Honing Conrod alignment checking

Using the latest CNC Machining processes available

New engines
Remanufactured heads
Reconditioned engines
Reconditioned short blocks
Flywheel machining
Crack testing
Chemical and hot wash cleaning



Remanufactured Water Pumps

Earthquip are a major supplier of reconditioned and remanufactured water pumps for industrial, trucking and marine engines

And carry a large range of exchange water pumps for CAT, Caterpillar, Cummins, Detroit Diesel, Hino, Isuzu, Komatsu, Kubota and Yanmar engines

We can virtually rebuild any automotive water pump as long as the case and impellor are intact



Gear Box & Transmission Services

Earthquip are major remanufacturers of fuller road ranger Mack ZF Volvo Spicer Eaton Rockwell and Mercedes gear boxes that fit Caterpillar Cummins Detroit Diesel Hino Isuzu Mack Kenworth International Scania and Mercedes and Volvo trucks and others

We recondition 9 speed, 10 speed, 13 speed, 15 speed, and 18 speed boxes manual and auto select

All Gearboxes come with a 12 month of 100,000KM Warrantee



Differential Services

Earthquip Group Limited are remanufacturers of Differentials for Detroit Locker Eaton Meritor Rockwell Mack Hino Nissan Scania Spicer and Volvo ZF.

We have a full workshop and specialists that have been building Diffs for over 30 Years. Diffs are a very specialist job and ensuring you get the precise preload and back lash correct is imperative to the life of the Diff.

We Also have an exchange service for most popular makes and models. We can also change the diff gear ratio for you if required for you specific application.

All differentials come with a 12 month of 100,000KM Warrantee

Call us now to discuss your needs with an actual Differential expert.



Brake Services

Earthquip Group Limited is an excellent choice for your Brake Repairs be it an Air problem or balancing your brakes or a full brake reline

Earthquip Provides New Brake Drums for most commercial brake applications including Air Brakes, Air over Hydraulic Systems, and conventional Brake Fluid Systems

We also provide Metal spray solutions for obsolete drum and vintage drums that are no longer available new.

Our machine shop is more than capable of getting a timely and effective brake solution Including Brake Drum Machining Brake Disk Machining Brake Radiusing

Call us now to discuss your requirements

All Brake work comes with a full 12 Months or 100,000Km back to base warrantee