1P7521 Yoke for Caterpillar Driveshaft

1P7521 is a driveshaft yoke assembly for Caterpillar equipment. The part is used on Caterpillar Challenger tractors, motor graders, wheel bulldozers, wheel-type loaders, ground compactors and load-delivery machines listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The yoke is specified for the following Caterpillar equipment models and series:

• Challenger tractors: 65, 65B, 75
• Autograders: 120, 120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12H ES, 12H NA, 12K, 135H, 135H NA, 140, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA
• Wheel bulldozer: 834B
• Wheel-type loaders: 988B, 988F, 988F II
• Ground compactor for earthwork: 836
• Load-delivery machines: R2900, R2900G, R3000H

Application details by Caterpillar model include the following configurations:

• 120H, 120H ES, 120H NA
• 120K, 120K 2
• 12H, 12H ES, 12H NA
• 12K
• 135H, 135H NA
• 140, 140H, 140H ES, 140H NA
• 140K, 140K 2
• 143H
• 160H, 160H ES, 160H NA
• 160K
• 163H, 163H NA
• 65, 65B, 75
• 834B
• 836
• 988B, 988F, 988F II
• R2900, R2900G, R3000H

Specifications