777E-KDP Off-highway Truck
776D-AFS Off-highway Truck
777D-AGC Off-highway Truck
777D-AGY Off-highway Truck
777D-FKR Off-highway Truck
777E-KYD Off-highway Truck
777-7W8 Off-highway Truck
777-7W9 Off-highway Truck
777E-KDZ Off-highway Truck
777D-2YW Off-highway Truck
777-7W6 Off-highway Truck
777G-RDR Off-highway Truck
777-7M2 Off-highway Truck
777-7M3 Off-highway Truck
777-7M4 Off-highway Truck
777-7M6 Off-highway Truck
777-7W2 Off-highway Truck
777-7W3 Off-highway Truck
777-7W4 Off-highway Truck
776D-5ER Off-highway Truck
777D-3PR Off-highway Truck
777F-JRP Off-highway Truck
777F-JXP Off-highway Truck
777G-GT7 Off-highway Truck
777G-T4Y Off-highway Truck
777G-T5A Off-highway Truck
777G-TNM Off-highway Truck
CATERPILLAR 126-8156 49 EXTERNAL SPLINE TEETH LEFT HAND AXLE SHAFT 1268156 is a genuine OEM replacement part engineered for durability and performance in heavy-duty mining and off-highway truck applications. This axle shaft features 49 external spline teeth and is specifically designed for left-hand fitment. It is compatible with a wide range of Caterpillar haul trucks including the 777 series and 776D models, ensuring reliable power transmission in extreme working conditions. Commonly used on 777E-KDP, 777D-AGC, 777D-FKR, 777G-TNM, 776D-5ER, and many more, this component is essential for maintaining drivetrain integrity and maximizing uptime.
This left-hand axle shaft (part number 126-8156) is frequently used alongside other critical axle and differential components such as 2993570, 2435548, 1268150, and 1Q-5315. Whether you are servicing a 777G-RDR, 777F-JXP, or 776D-AFS, this part provides dependable fit and function. Trust Caterpillar quality to restore peak operational efficiency to your fleet.
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Part Numbers:
126-8156, 2993570, 2435548, 1268150, 1Q-5315
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