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.
Meritor · Brakes & Wheel End
R801073
In stock · ships from Knoxville
The Meritor R801073 is an automatic slack adjuster for heavy-duty truck and trailer drum brakes.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 13 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Ford
Freightliner
International
Kenworth
Other applications
Ford
Freightliner
International
Kenworth
Other applications
Fits vehicles with a 28-spline, 1.50-inch diameter S-cam shaft and size 30 brake chambers. Uses a straight clevis with 5/8-18 threads. Always verify arm length, spline count, and clevis type before ordering. Compatible clevis kit is R810019.
Part data verified against 5 catalog sources
Numbers this part supersedes or interchanges with. Showing 11 of 11.
Different year, make, or config? Get a confirmation against your truck in under a minute.
It automatically maintains the correct brake shoe-to-drum clearance to ensure consistent stopping power and even pad wear. This unhanded unit features a 5.5-inch arm, fits a 1.5-inch diameter, 28-spline S-cam shaft, and is designed for size 30 brake chambers with a straight clevis. Replace it when the adjuster seizes, fails to adjust, or the brake stroke becomes excessive.
Part Number: R801073
AUTO SLACK ADJUSTER
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
Parts commonly needed alongside brakes & wheel end
