10K GD Trailer Axle Brake Drum – 12.25" × 3.375" – Pre-2009 Dexter & Lippert Applications
Aftermarket replacement brake drum for compatible 10,000 lb GD trailer axle applications using the earlier 12-1/4" × 3-3/8" brake configuration.
Key Measurements & Specs
| Specification | Detail |
|---|---|
| Part Number / SKU | BD044-D |
| Product Type | Trailer axle brake drum |
| Brake Size | 12.25" × 3.375" 12-1/4" × 3-3/8" |
| Axle Application | 10,000 lb GD |
| Construction | Aftermarket replacement |
| Quantity Included | One brake drum |
Fitment / Application
| Category | Details |
|---|---|
| Primary Application | Compatible 10K GD trailer axle brake systems |
| Axle Generation | Pre-2009 / 2009-and-older applications |
| Application References | 8-288, BD044-H and 9-44 |
| Common Identifier | Existing drum commonly has 9-44 cast into it |
| Oil-Cap Reference | Commonly used with a 21-36 four-inch oil cap |
| Fitment Method | Match axle generation, brake dimensions, drum casting and oil-cap size |
Top Features
| Feature | Buyer Benefit |
|---|---|
| Heavy-Duty Application | Designed for compatible 10K GD trailer axle brake systems |
| Earlier Configuration | Supports compatible pre-2009 axle applications |
| 12.25" × 3.375" Size | Matches the listed heavy-duty brake configuration |
| Aftermarket Replacement | Replacement option for compatible listed applications |
| Drum-Only Listing | Clearly identifies the single component included |
Important Fitment Note: This is the brake drum only for compatible pre-2009 10K GD axle applications. The existing drum will commonly have 9-44 cast into it and use a 21-36 four-inch oil cap. Verify the axle generation, 12.25" × 3.375" brake size, drum casting, hub configuration and all related measurements before ordering.
R&P Knowledge Hub
Compatibility: Intended for compatible pre-2009 10K GD trailer axle applications where the brake size, original drum casting and hub configuration match.
System Fit: Designed for 12-1/4" × 3-3/8" heavy-duty trailer brake systems associated with the listed application references.
Installation Notes: Inspect the hub, bearings, seals, oil cap, brake shoes and related hardware during service. Replace or reuse those parts only as appropriate for their condition and specifications.
Performance Insight: Correct drum dimensions are necessary for proper contact with the corresponding brake shoes. An incorrect axle generation or drum configuration may prevent proper assembly or brake operation.
Features
10K GD Axle Application
Designed as a replacement brake drum for compatible 10,000 lb GD trailer axle brake systems.
12.25" × 3.375" Brake Size
Matches the listed 12-1/4" × 3-3/8" heavy-duty trailer brake configuration.
Pre-2009 Configuration
Intended for the earlier axle design commonly identified by a 9-44 drum casting and four-inch oil cap.
Aftermarket Replacement
Provides a replacement option for compatible Dexter- and Lippert-style applications where all specifications match.
Included Components
| Quantity | Item |
|---|---|
| 1 | BD044-D aftermarket brake drum |
| Not Included | Hub, bearings, races, grease or oil seal, oil cap and wheel hardware |
| Not Included | Brake assembly, brake shoes and mounting hardware |
