The Meritor brake spider A3211Z4290 (also listed as A 3211Z4290) is a genuine OEM air brake spider assembly designed for a 14.50-inch brake application. Mounting is handled by two holes, each 0.88 inches in diameter, positioned on a 9.0-inch bolt circle diameter at a clocking sequence of 117 and 297 degrees. The pilot diameter measures 6.66 inches, with an offset of 2.69 inches. Casting number 3211-T-4289 is cast into the unit for positive identification. Brake type is Q. VMRS code 013-002-105. Call us to confirm proper fit for your specific axle and application before ordering.
Features
Brake size: 14.50 in.
Bolt circle diameter: 9.0 in.
Mounting holes: 2, each 0.88 in. diameter
Clocking sequence: 117 and 297 degrees
Pilot diameter: 6.66 in.
Offset: 2.69 in.
Casting number: 3211-T-4289
Tech Specs
- Brake Size: 14.50 in.
- Bolt Circle Diameter: 9.0 in.
- Mounting Holes: 2
- Hole Diameter: 0.88 in.
- Clocking Sequence (Degrees): 117, 297
- Pilot Diameter: 6.66 in.
- Offset: 2.69 in.
- Brake Type: Q
- Casting Number: 3211-T-4289
- VMRS Code: 013-002-105
