The Meritor A3211J5782 is a brake spider assembly designed to mount the S-cam brake components at the wheel end. This unit features a 7.25 in. bolt circle diameter and a 5.50 in. pilot diameter, two dimensions that determine axle-end compatibility and must be matched to your specific axle before ordering. The spider anchors the brake shoes and provides the fixed mounting point for the camshaft. VMRS Code 013-002-105 identifies this as a brake spider under the standard heavy-duty parts classification system. Sold by Pro Gear and Transmission as a genuine Meritor part. Call us to confirm proper fit for your axle and application.
Features
Meritor part number A3211J5782
Bolt circle diameter: 7.25 in.
Pilot diameter: 5.50 in.
VMRS Code: 013-002-105 (brake spider classification)
Functions as the fixed anchor for S-cam drum brake shoe assemblies at the wheel end
Genuine Meritor part sold by Pro Gear and Transmission
Tech Specs
- Bolt Circle Diameter: 7.25 in.
- Pilot Diameter: 5.50 in.
- VMRS Code: 013-002-105
