The Meritor brake spider, part number A3211B3876, is a genuine OEM brake component for heavy-duty drum brake axle ends. This spider mounts with a 7.25-inch bolt circle diameter and accepts a 5.50-inch pilot diameter, two measurements that are critical for confirming proper fitment to your axle end before ordering. The brake spider serves as the foundation for the S-cam brake assembly, locating the brake shoes and anchoring the slack adjuster side of the brake system. Sold by Pro Gear and Transmission. Not sure this is your part? Give us a call to confirm proper fit for your application.
Features
Genuine Meritor OEM brake spider, part number A3211B3876
Bolt circle diameter: 7.25 in.
Pilot diameter: 5.50 in.
VMRS Code: 013-002-105 (Brake Spider)
Foundation component for S-cam drum brake assemblies
Sold by Pro Gear and Transmission
Tech Specs
- Bolt Circle Diameter: 7.25 in.
- Pilot Diameter: 5.50 in.
- VMRS Code: 013-002-105
