Traxxas TRX-4M Gear set, transmission, high range (trail)

Replacement part for these models:
TRX-4MT™ 1/18 1979 Chevrolet® K10 Monster Truck
TRX-4MT™ 1/18 1979 Ford® F-150® Monster Truck
TRX-4M™ 1/18 1979 Chevrolet® K10 High Trail Edition™
TRX-4M™ 1/18 1979 Ford® F-150® High Trail Edition™
TRX-4M™ 1/18 Ford® Bronco®
TRX-4M™ 1/18 Land Rover® Defender®

(16.6:1 reduction ratio)/ pinion gear, 11-tooth