Meritor part number 03-123431-002 or 03123431002 is a cast unbalanced brake drum designed for spoke wheel, inboard-mount applications on axles rated to 12,000 lbs. capacity. The drum measures 15.00 in. in brake diameter with a 4.00 in. brake width and a 4.75 in. brake surface width. Mounting uses a 6-bolt pattern on an 11.25 in. bolt circle diameter, with a 0.78 in. bolt hole diameter and a 9.25 in. pilot diameter. Overall depth is 5.84 in. Drum type is R. Available from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
Brake diameter: 15.00 in.; brake width: 4.00 in.; brake surface width: 4.75 in.
6-bolt spoke wheel mount on 11.25 in. bolt circle diameter
Bolt hole diameter: 0.78 in.; pilot diameter: 9.25 in.
Overall depth: 5.84 in.
Inboard drum mounting; drum type R
Axle capacity rating: 12,000 lbs.
Tech Specs
- Drum Type: R
- Drum Mounting: Inboard
- Brake Diameter: 15.00 in.
- Brake Width: 4.00 in.
- Brake Surface Width: 4.75 in.
- Overall Depth: 5.84 in.
- Pilot Diameter: 9.25 in.
- Bolt Hole Number: 6
- Bolt Circle Diameter: 11.25 in.
- Bolt Hole Diameter: 0.78 in.
- Wheel Type: Spoke
- Axle Capacity: 12,000 lbs.
- VMRS Code: 013-017-006
