The Meritor A3211H6794 is a genuine OEM air brake spider assembly for heavy-duty truck drum brake systems. The brake spider mounts to the axle end and provides the anchor point for the brake shoes and S-cam components. This assembly measures 8.25 in. bolt circle diameter and 6.75 in. pilot diameter, making proper fitment verification essential before ordering. VMRS Code 013-002-105 classifies this as a foundation brake spider under the standard industry parts identification system. Sold by Pro Gear and Transmission as a genuine Meritor part. Call us to confirm this spider fits your specific axle configuration before ordering.
Features
Genuine Meritor OEM air brake spider assembly
8.25 in. bolt circle diameter
6.75 in. pilot diameter
VMRS Code 013-002-105 (foundation brake spider)
Special order handling - call Pro Gear and Transmission to confirm axle fitment
Tech Specs
- Bolt Circle Diameter: 8.25 in.
- Pilot Diameter: 6.75 in.
- VMRS Code: 013-002-105 (Foundation Brake - Spider)
