The Meritor M134304937 is a genuine countershaft 4th gear for Meritor transmissions. This OEM-spec gear is sold by Pro Gear and Transmission as a direct service replacement for the countershaft gear set position. Countershaft gears are precision-cut drivetrain components; sourcing the correct part number is critical to proper mesh and gear engagement. Call us to confirm this gear matches your specific transmission build and application before ordering.
Features
Genuine Meritor part number M134304937
Countershaft (C/S) 4th gear position
Direct OEM service replacement
Call us to verify fitment for your specific Meritor transmission
