Top-quality spare parts

In need of earthmoving equipment parts for sale? At Mid Plant Services, we stock a wide range of durable and reliable parts to keep your heavy machinery operating at its best. Browse our extensive selection below.

Earthmoving Spare Parts

Reliable Earthmoving Equipment Parts for Sale

We stock a wide range of high-quality components to keep your machinery running at peak performance. From hydraulic systems to engine parts, our selection is designed to support the reliability and efficiency of your equipment. Whether you need replacement parts or upgrades, we have the right components to minimise downtime and maximise productivity.

Explore our in-stock components below, and feel free to reach out for assistance in finding the perfect fit for your machine!

Swing Motors & Reductions

Keep your equipment operating at peak efficiency with our high-performance swing motors and reductions. Compatible with leading construction brands, including Doosan (DX225LCA, DX300, S225, DX340, DX420), Volvo (EC210, EC460, EC300, EC360, EC700, EC750), JCB (JS205), Sumitomo (SH210-5), Hyundai (Various models). Our range includes:

Durable Travel Devices

Designed for reliability and endurance, our travel devices ensure smooth movement across all terrains, keeping your heavy machinery performing at its best. Available for top options like CAT320B/C/D, CAT320GC, CAT330GC, Volvo (EC300, EC380D, EC480, EC460, EC750), Hitachi (ZX330-1/3/5, ZX450-3, ZX670, ZX870), Doosan (S450/500, S255, S55, DX520, and DX700).

Engine Build Kits & parts

Ensure peak performance with our engine rebuild kits for leading heavy equipment brands. Available for Doosan (DE08, DE12, DB58, D1146), Cummins (6CT, 6BT), Hyundai (D6BT). Our kits include essential components such as:

Pistons, Liners & Rings
Main Bearings
Big-End Bearings
Small-End Bearings
Cam Bushes
Complete Gasket Sets
Inlet & Exhaust Valves
Valve Guides

Main Hydraulic Pumps & Parts

We stock a full range of K3V-K5V series, HPV102, 118, 145 pumps, and Hitachi HPK300 pump parts. Our selection includes:

Excavator Bucket Linkage Parts, Pins & Bushings

Durable, high-quality linkage parts designed for smooth and reliable movement, even in the toughest conditions. Our range includes:

High-Performance Track Adjusters

Ensure proper track tension for your excavators and dozers with our heavy-duty track adjusters, reducing wear and extending track life.

Radiators and Oil Coolers

Keep your 20 and 30-ton excavators running cool and efficiently with our high-performance radiators and oil coolers, engineered for reliable performance in demanding conditions. These robust components ensure optimal temperature control, preventing downtime and maximising productivity.

Swing Bearings & Swing Motor Parts (M2X-M5X Series)

Keep your excavator’s swing system in peak condition with our durable bearings and motor parts.

Centre Joints

Prevent hydraulic leaks and maintain consistent oil flow with our high-performance centre joints, suitable for leading excavator brands.

Crankshafts

Ensure smooth engine performance with our precision-engineered crankshafts, built to withstand high loads and extended use.

Hammer Moils

Boost rock-breaking efficiency with our high-strength hammer moils, designed for maximum impact resistance.

If you don’t see the exact component you’re looking for, get in touch with us!

Our inventory is constantly being updated, and we can source a wide range of components beyond what’s listed. Contact us today, and our expert team will help you find the right part for your machine.

Our In-Stock Earthmoving Equipment Parts

Earthmoving parts for sale

O-RING KITS

Premium O-ring kits designed for perfect sealing in critical hydraulic systems, preventing fluid leakage and equipment failure in tough earthmoving environments.

COUPLINGS

Heavy-duty hydraulic couplings engineered for secure connections and optimal fluid transfer, ensuring reliable performance under high-pressure earthmoving operations.

PLUNGER KITS

Precision-machined plunger kits that deliver consistent hydraulic force and superior wear resistance for extended service life in demanding applications.

GREASE VALVE

High-performance grease valves engineered for reliability in demanding earthmoving applications.

EPPR VALVE

Precision-engineered EPPR (Electronic Proportional Pressure Reducing) valves that deliver exact pressure control for optimal hydraulic system performance.

SEAL KITS

Comprehensive seal kits featuring industry-leading materials that prevent contamination and fluid loss, maximizing component longevity in harsh operating conditions.

DUO CONE SEALS

Specialised duo cone seals that provide exceptional protection against extreme pressures and temperatures, ideal for critical rotating components in earthmoving machinery.

BUCKETS

Rugged, reinforced buckets designed for maximum productivity and durability, with optimized profiles for efficient material handling in challenging terrains.

let us know what you're looking for!

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Keeping Africa Moving

High-Quality Replacement Parts & Upgrades, Ready When You Need Them

At Mid Plant Services, we take pride in supplying tough, high-quality replacement parts and upgrades for heavy equipment, ensuring South African industries keep moving. With over 30 years of experience, we understand the demands of rugged job sites and provide durable solutions built for strength, longevity, and performance.

From Doosan, Volvo, Hyundai, Sumitomo, CAT, Hitachi, JCB, and more, we stock reliable spare components that stand up to Mzansi’s toughest conditions. Whether you need a replacement part or an upgrade, we’ve got the right fit for your machine.

Because at Mid Plant, we believe that Local is Lekker – and so are our parts!

Pop us an e-mail

Sales@midplant.com

We reply within 24 hours

say "howzit"

011 967 0060

011 967 0055

trading hours

Mon-Fri, 7am until 4pm

Sat, 8am until 12pm

Top-quality spare parts

Earthmoving Spare Parts

Reliable Earthmoving Equipment Parts for Sale

Swing Motors & Reductions

Durable Travel Devices

Engine Build Kits & parts

Main Hydraulic Pumps & Parts

Excavator Bucket Linkage Parts, Pins & Bushings

High-Performance Track Adjusters

Radiators and Oil Coolers

Swing Bearings & Swing Motor Parts (M2X-M5X Series)

Centre Joints

Crankshafts

Hammer Moils

Our In-Stock Earthmoving Equipment Parts

Earthmoving parts for sale

let us know what you're looking for!

Keeping Africa Moving

High-Quality Replacement Parts & Upgrades, Ready When You Need Them

Pop us an e-mail

say "howzit"

trading hours​

Quick Links

Swing Motors & Reductions

trading hours