The Meritor 03-122009-002 (also sold as 03122009002) is a cast unbalanced brake drum sized 16.50 in. diameter by 7.00 in. brake width, designed for inboard mounting on spoke-wheel axles rated at 23,000 lbs. capacity. The drum delivers a 7.65 in. brake surface width and an overall depth of 8.65 in. The five-bolt mounting pattern uses a 12.75 in. bolt circle diameter with 0.78 in. bolt hole diameter and a 10.50 in. pilot diameter. Drum type is designated N. This is a genuine Meritor part sold by Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
16.50 in. brake diameter x 7.00 in. brake width, cast unbalanced type
Inboard drum mounting for spoke-wheel axle ends
23,000 lb. axle capacity rating
7.65 in. brake surface width, 8.65 in. overall depth
5-bolt pattern: 12.75 in. bolt circle, 0.78 in. bolt hole diameter, 10.50 in. pilot diameter
Drum type N designation
Tech Specs
- Brake Diameter: 16.50 in.
- Brake Width: 7.00 in.
- Brake Surface Width: 7.65 in.
- Overall Depth: 8.65 in.
- Type: Cast Unbalanced
- Drum Type: N
- Drum Mounting: Inboard
- Wheel Type: Spoke
- Bolt Hole Number: 5
- Bolt Circle Diameter: 12.75 in.
- Bolt Hole Diameter: 0.78 in.
- Pilot Diameter: 10.50 in.
- Axle Capacity: 23,000 lbs.
