The Meritor 85-123400-002 (or 85123400002) is a cast balanced brake drum sized at 16.50 in. diameter by 6.00 in. width, engineered for heavy-duty disc-wheel axles rated to 20,000 lbs. capacity. It mounts outboard on a 10-bolt pattern with an 11.25 in. bolt circle and 0.94 in. bolt holes, with a pilot diameter of 8.78 in. Brake surface width measures 6.69 in. and overall drum depth is 9.81 in. The balanced cast construction helps reduce vibration at the wheel end. Call us to confirm proper fit for your application.
Interchanges:
- Webb 60162B
- Webb 65162B
- Webb 65179B
Features
16.50 in. brake diameter x 6.00 in. brake width
Cast balanced drum construction for reduced wheel-end vibration
10-bolt outboard mount; 11.25 in. bolt circle, 0.94 in. bolt hole diameter
Pilot diameter: 8.78 in.; overall depth: 9.81 in.
Brake surface width: 6.69 in.
Axle capacity rating: 20,000 lbs.
Tech Specs
- Brake Diameter: 16.50 in.
- Brake Width: 6.00 in.
- Brake Surface Width: 6.69 in.
- Overall Depth: 9.81 in.
- Drum Type: Cast Balanced
- Drum Mounting: Outboard
- Wheel Type: Disc
- Bolt Hole Number: 10
- Bolt Circle Diameter: 11.25 in.
- Bolt Hole Diameter: 0.94 in.
- Pilot Diameter: 8.78 in.
- Axle Capacity: 20,000 lbs.
- VMRS Code: 013-017-006
