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Heavy-Duty Transmission Parts: Maximize Power & Efficiency for Excavators
Special Offers
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Transmission Control Switch 273-9190 For CAT 416F 420F 422E 422F 428E 428F 430F 432E 432F 434E 434F 442E 444E 444F 450F
Transmission Control Switch 273-9190 For CAT 416F 420F 422E 422F 428E 428F 430F 432E 432F 434E 434F 442E 444E 444F 450F Part Number: 273-9190 Application: For CAT 416F 420F 422E 422F 428E 428F 430F 432E 432F...Regular price $ 269 -
Transmission Control Switch 261-2207 for Caterpillar 414E 416D 416E 420D 420E 422E 424B 424D 428D 428E 430D 430E 432D 432E 434E 438D 442D 442E 444E
Transmission Control Switch 261-2207 for Caterpillar 414E 416D 416E 420D 420E 422E 424B 424D 428D 428E 430D 430E 432D 432E 434E 438D 442D 442E 444E Part Number: 261-2207 Application: for CAT 414E 416D 416E 420D 420E...Regular price $ 520 -
Transmission Shift Control 65014B 10265014 for Lull 644B-37 644B-42 844C-42 1044C-54 6K-37 6K-42 8K-42 10K-42 10K-54
Transmission Shift Control 65014B 10265014 for Lull 644B-37 644B-42 844C-42 1044C-54 6K-37 6K-42 8K-42 10K-42 10K-54 Part Number: 65014B 10265014 Application: for Lull 644B-37 644B-42 844C-42 1044C-54 6K-37 6K-42 8K-42 10K-42 10K-54 Condition: New Aftermarket Parts...Regular price $ 358 -
Transmission Service Kit 714-07-05110 for Komatsu WA430-6 WA450-6 WA470-6 WA480-6 Wheel Loader
Transmission Service Kit 714-07-05110 for Komatsu WA430-6 WA450-6 WA470-6 WA480-6 Wheel Loader Part Number: 714-07-05110 Application: for Komatsu WA430-6 WA450-6 WA470-6 WA480-6 Wheel Loader Condition: New Aftermarket Parts In Stock Key Features: Direct-fit replacement: No...Regular price $ 420 -
zl50 hydraulic transmission hangzhou advance transmission for xcmg motor grader
zl50 hydraulic transmission hangzhou advance transmission for xcmg motor grader Part number: zl50 Package Included: hydraulic transmission*1 Application:for xcmg motor grader Condition: New Aftermarket In Stock Key Features: Direct-fit replacement: No modification required for installation. Stable...Regular price $ 5,400 -
Ring Gear Loader Transmission Parts 275101952 DA1170B(II).1A.1 860137137 860115652 275100276 860139696 275300132 for xcmg
Ring Gear Loader Transmission Parts 275101952 DA1170B(II).1A.1 860137137 860115652 275100276 860139696 275300132 for xcmg Part number: 860137137 860115652 275100276 860139696 275300132 Package Included: Aftermarket Transmission Parts *1 Application: for xcmg Condition: New Aftermarket In Stock Key...Regular price $ 178
If your heavy equipment is hesitating between gears or emitting a burning smell, your transmission system is likely under extreme stress. In high-torque environments, internal wear on friction plates and clutch discs can lead to total drivetrain failure. BeeSpareParts offers a comprehensive selection of OEM-quality transmission parts—from solenoid valves to complete rebuild kits—designed for the heavy-duty cycles of Caterpillar, JCB, and Komatsu machinery.
A failing transmission often starts with subtle signs like delayed shifting or audible whining noises. To avoid a full gearbox overhaul, it is critical to replace worn and faulty at the first sign of trouble. Our parts are precision-engineered to meet or exceed factory specifications, featuring high-heat resistant materials and durable cast-iron housings to extend your machine's service life.
Whether you need a transmission rebuild kit for a JCB 3CX, a final drive gearbox for CAT, or specialized friction discs for Allison transmissions, our inventory is factory-tested for torque integrity and ready for fast international shipping. Keep your operations moving—order your premium transmission solutions today.
Fits for:
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Major Brands: Caterpillar (CAT), JCB, Komatsu, Volvo, Allison, and Doosan.
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Common Symptoms Addressed: Slipping gears, harsh engagement, transmission overheating, and slow travel response.