Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.

Post Onsite · Brakes & Wheel End
E2444
In stock · ships from Knoxville
This is a right-hand S-camshaft for air brake systems. It converts the linear pushrod motion from the brake chamber into rotational force to spread the brake shoes against the drum.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 1 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Other applications
Other applications
Right-hand rotation. Verify shaft diameter, spline count, and overall length before ordering.
Part data verified against 1 catalog sources
Numbers this part supersedes or interchanges with. Showing 7 of 7.
Different year, make, or config? Get a confirmation against your truck in under a minute.
Designed for 16-1/2 inch Rockwell Q trailer axles, it is typically replaced when the splines are worn, the cam head is grooved, or the bushings have seized, which can cause uneven braking or brake drag.
Part Number: E2444
R/H RW CAM 1 5/8X20 15/32
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
Parts commonly needed alongside brakes & wheel end