XZR8®
Caterpillar 033-7687 Flywheel Ring Gear Assembly - Image 1
Caterpillar 033-7687 Flywheel Ring Gear Assembly - Image 2
Caterpillar 033-7687 Flywheel Ring Gear Assembly - Image 3
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Tooth Count126
Outer Diameter404.62 mm
Weight1.82 kg
MaterialHigh-Strength Steel
TypeFlywheel Ring Gear / Starter Ring Gear
Manufacturer No.
033-76870337687M-0337687B033-7687CA0337687
OEM Part No.
033-76870337687
Engine Part No.
Caterpillar 3054Caterpillar 3054BCaterpillar 3054CCaterpillar 3056Caterpillar 3056ECaterpillar C3.3Caterpillar C3.4BCaterpillar C4.4Caterpillar C4.4TCaterpillar C4.4TACaterpillar C6.6Caterpillar C7.1
Interchange No.
P3116212131162121M-0337687B033-7687CA0337687
Fitment Vehicles
Caterpillar 320 ExcavatorCaterpillar 323FLN ExcavatorCaterpillar XQP60 GeneratorCaterpillar XQP100 GeneratorCaterpillar XQP150 GeneratorCaterpillar XQ230 GeneratorCaterpillar AP-300 Asphalt PaverCaterpillar AP-600 Asphalt PaverCaterpillar AP-655C Asphalt PaverCaterpillar Telehandler

Engine System - Industrial Encyclopedia

OEM 126-tooth flywheel ring gear 033-7687 for Caterpillar 3054/3056/C3.3/C4.4/C6.6/C7.1 diesel engines, precision-cut for reliable starter engagement.