Terrapart Hydraulics • CAT
CAT Final Drives, Hydraulic Pumps & Swing Motors
OEM and aftermarket hydraulic components to fit CAT excavators from 0.8 to 90 tonnes, available from stock and backed by comprehensive warranty coverage.
OEM and Aftermarket Hydraulics for Your CAT Excavator
The Terrapart Hydraulics range provides OEM and aftermarket hydraulic solutions for CAT excavators, supported by a global supply chain to ensure availability and cost-effective repair options. Covering final drives, hydraulic pumps, swing motors and swing reducers, the range is backed by expert aftersales technical support and comprehensive warranty coverage.
Many units are manufactured by OEM suppliers, ensuring correct fitment and reliable performance across the CAT 300, 307, 312, 320, 330, 336, 345, 349, 352 and 365-390 series excavators.
Hydraulic Parts to Fit CAT Excavators
Final Drives
Travel motors for CAT machines from 0.8 to 90 tonnes. Many units are OEM manufactured and supplied with a comprehensive fitting kit and instructions for ease of fitment.
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Hydraulic Pumps
Hydraulic pumps, gear pumps and work pumps for CAT excavators, including units from Rexroth, Kawasaki, Eaton and Mottrol to restore full flow and pressure.
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Swing Motors
Swing motors for CAT excavators, from OEM and leading suppliers including Kawasaki, Toshiba, Mottrol and KYB.
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Swing Reducers
Swing reducer assemblies for CAT excavators, manufactured by OEM and leading hydraulic suppliers for correct fitment and reliable performance.
View Swing ReducersWhy Terrapart Hydraulics is Unbeatable
Fast Delivery
Large Stock Availability
Supported by a global supply chain to ensure availability and cost-effective hydraulic repair solutions.
Warranty Backed
Final drives carry a 12 to 24 month warranty. Hydraulic pumps, swing motors and swing reducers carry a 12 month warranty as standard.
Quality & Compliance
Every hydraulic component is supplied to OEM specification and manufactured in certified facilities, backed by Astrak's full accreditation.
Supported CAT Excavator Models
From the CAT 300.9D up to the 390D L, Astrak holds hydraulics across the range. A selection of the most popular CAT models is shown below.
Show all 50 models
303.5E304E305 CR307D308C308D309 CR Next Gen312312C312D313D315C315D316E318C319D L320320 Next Gen320D320GC322D L323 Next Gen323D324D325325C325D329D330330C330D336336 Next Gen336D340 Next Gen345D L349352390D LAstrak supplies hydraulics to fit over 280 of the most popular CAT excavator models, from the 300.9D up to the 390D L. Cannot see your model? Send us your details using the form below and we will confirm fitment.
Get a Quote for Your CAT Hydraulics
Tell us your CAT model and serial number and we will confirm fitment and price, fast.
Expert Hydraulics Support
With 30 years of experience behind us, our hydraulics team is on hand whenever you need it, ready to confirm the right final drive, pump, swing motor or reducer for your machine before you order. Prefer to talk it through? Call 01592 803299.
CAT Hydraulics FAQs
Are Astrak hydraulic parts a direct fit for my CAT excavator?
Yes. Final drives, hydraulic pumps, swing motors and swing reducers are supplied to the correct specification for your CAT machine. Many units are manufactured by OEM suppliers, ensuring correct fitment and reliable performance. Confirm your model and serial number and we will make sure it fits first time.
What warranty comes with Astrak CAT hydraulic parts?
CAT final drives are backed by a 12 to 24 month warranty. Hydraulic pumps, swing motors and swing reducers carry a 12 month warranty as standard.
Do Astrak supply genuine, OEM or aftermarket CAT hydraulic parts?
Astrak supplies both OEM and aftermarket hydraulic components for CAT excavators, supported by a global supply chain and comprehensive warranty coverage.
How quickly can I get a hydraulic part for my CAT?
Place your order prior to 4.30pm and stocked final drives, pumps, swing motors and reducers to fit CAT excavators are despatched for delivery on the next working day in the UK. Less common units are quoted with a confirmed lead time.
Which CAT models do Astrak hydraulic parts fit?
Astrak supplies hydraulics to fit CAT excavators, 0.8 to 90 tonnes, including the 307C, 308E CR, 312D L, 320D L, 323D L, 330D L, 336D L and 345D L. Contact us with your model to confirm fitment.
Can Astrak help me identify the right CAT hydraulic unit?
Yes. Our experienced hydraulics team is available to assist with specification, fitment and technical queries. Send us your CAT model and serial number for a same-day quote.