The Meritor cast balanced brake drum, part number 85-122683-002 or 85122683002, is a heavy-duty inboard-mounted drum designed for spoke wheel axles rated at 25,000 lb. capacity. It measures 16.50 in. in brake diameter with a 7.00 in. brake width and a 7.39 in. brake surface width. The pilot diameter is 11.25 in., the bolt circle diameter is 12.75 in., and overall depth is 8.45 in. Bolt hole configuration is a 5/6 pattern with a .78 in. diameter. Call us to confirm proper fit for your axle and wheel-end configuration before ordering.
Features
Brake diameter: 16.50 in.; brake width: 7.00 in.
Brake surface width: 7.39 in.
Pilot diameter: 11.25 in.; bolt circle diameter: 12.75 in.
Bolt hole pattern: 5/6 holes at .78 in. diameter
Inboard drum mounting; spoke wheel type
Axle capacity: 25,000 lb.; overall depth: 8.45 in.
Tech Specs
- Brake Diameter: 16.50 in.
- Brake Width: 7.00 in.
- Brake Surface Width: 7.39 in.
- Overall Depth: 8.45 in.
- Pilot Diameter: 11.25 in.
- Bolt Circle Diameter: 12.75 in.
- Bolt Hole Diameter: .78 in.
- Bolt Hole Number: 5/6
- Drum Mounting: Inboard
- Wheel Type: Spoke
- Axle Capacity: 25,000 lb.
- Type: Cast Balanced
- VMRS Code: 013-017-006
