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.

Hendrickson · Suspension & Steering
HDR 59427034
In stock · ships from Knoxville
This is a right-side ride height control valve (leveling valve) for a truck's steer axle air suspension.
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.
Freightliner
Freightliner
Exact vehicle fitment should be confirmed with the manufacturer; intended for right-side installation on steer axle. Cross-reference 59427-9 includes a linkage kit for similar applications.
Part data verified against 2 catalog sources
Numbers this part supersedes or interchanges with. Showing 1 of 1.
Different year, make, or config? Get a confirmation against your truck in under a minute.
It uses a 4-way push-pull mechanism to add or exhaust air from the air spring, keeping the vehicle level under varying loads. A malfunction can cause sagging or uneven ride height, often requiring replacement. Typically found in Hendrickson AIRTEK front air-ride systems.
Part Number: HDR 59427034
STEER AXLE LEVELING VALVE RIGHT
Vendor: Velocity
Dealer: KP Services Crossville
Compatibility, alternatives, and more
Parts commonly needed alongside suspension & steering