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Raybestos 1644R Brake Drum - Front
| Brand | Raybestos 1644R |
|---|---|
| Position | Front |
| Outside Diameter | 0.504 |
| Outside Diameter | 12.800 |
| Depth | 2.370 |
| Depth | 60.200 |
| Outer Cooling Fins | No |
| Nominal Drum Diameter | 0.437 |
| Nominal Drum Diameter | 11.100 |
| Stud/Lug Hole Quantity | 5 |
| Stud/Lug Hole Diameter | 0.588 |
| Stud/Lug Hole Diameter | 14.950 |
| Product line | R-Line |
| Fits | Ford · 9 vehicles |
Brake drum. Precision-engineered for dependable braking performance.
R-Line quality. A trusted Raybestos line for consistent replacement fit.
Cross-references Centric Parts 123.65005, DuraGo BD8774 and Edelmann 8774 for the same application. See all 43.
Raybestos R-Line Brake Drum 1644R
The Raybestos R-Line 1644R brake drum is built for front brake applications on select Ford trucks and SUVs. It features a 12.800-inch outside diameter, 2.370-inch depth, and a 5-lug bolt pattern with 14.950 mm stud/lug holes for the specified fitments.
Compatible With 1969-1975 Ford Bronco, front; 1975 Ford F-100, front; and 1975 Ford F-150, front. This Raybestos brake drum 1644R is a direct-fit replacement for vehicles listed in the fitment data.
Key Features
- Raybestos R-Line brake drum for front brake service
- Outside diameter: 12.800 inches
- Depth: 2.370 inches
- Nominal drum diameter: 11.100 inches
- 5 stud/lug holes with 14.950 mm hole diameter
- No outer cooling fins
- Fits select Ford Bronco, Ford F-100, and Ford F-150 front applications
Detailed Description
Raybestos 1644R is an R-Line brake drum engineered for the front axle on specific 1969-1975 Ford Bronco models, plus 1975 Ford F-100 and 1975 Ford F-150 applications. The drum dimensions, lug pattern, and nominal drum diameter are listed to support accurate brake service and replacement matching. For buyers searching for a front brake drum for 1969-1975 Ford Bronco or a 1975 Ford F-100/F-150 brake drum, this part number provides a fitment-specific option.
The R-Line product line is positioned as a practical replacement line for everyday brake maintenance, with application coverage focused on the listed Ford vehicles. This part cross-references Centric Parts 123.65005 and DuraGo BD8774 for the same application.
Common Repair Uses
- Replacing a worn or out-of-round front brake drum
- Addressing brake pulsation or uneven braking caused by drum wear
- Restoring proper shoe contact surface on the front brakes
- Correcting noise from a scored or heat-damaged drum
- Servicing front brake components on select Ford Bronco, F-100, and F-150 models
Installation Notes and Tips
Verify drum diameter, depth, and lug-hole specifications before installation. Inspect brake shoes, wheel cylinders, and related hardware for wear before installing the new drum. Clean the braking surface and confirm the drum seats properly on the hub before road testing. Always confirm the vehicle’s chassis break note for 1969-1975 Ford Bronco and the listed 1975 Ford truck applications.
Quality Assurance
Raybestos is a recognized brake parts brand with application-specific cataloging for replacement service. The 1644R is listed with detailed dimensional data and confirmed vehicle fitment for the specified Ford front brake applications.
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 1975 | Ford | Bronco | — | Front | From Chassis # F30001; R-Line |
| 1975 | Ford | F-100 | 4WD | Front | R-Line |
| 1975 | Ford | F-150 | — | Front | From Chassis # F70001; R-Line |
| 1974 | Ford | Bronco | — | Front | From Chassis # F30001; R-Line |
| 1973 | Ford | Bronco | — | Front | From Chassis # F30001; R-Line |
| 1972 | Ford | Bronco | — | Front | From Chassis # F30001; R-Line |
| 1971 | Ford | Bronco | — | Front | From Chassis # F30001; R-Line |
| 1970 | Ford | Bronco | — | Front | From Chassis # F30001; R-Line |
| 1969 | Ford | Bronco | — | Front | From Chassis # F30001; R-Line |
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