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Raybestos 2645R Brake Drum - Rear
| Brand | Raybestos 2645R |
|---|---|
| Position | Rear |
| Depth | 2.800 |
| Depth | 71.100 |
| Nominal Drum Diameter | 0.438 |
| Nominal Drum Diameter | 11.100 |
| Outer Cooling Fins | No |
| Outside Diameter | 0.504 |
| Outside Diameter | 12.800 |
| Stud/Lug Hole Diameter | 0.613 |
| Stud/Lug Hole Diameter | 15.550 |
| Stud/Lug Hole Quantity | 5 |
| Product line | R-Line |
| Fits | Ford · 10 vehicles |
Brake drum. R-Line part for dependable braking performance.
Precision dimensions support a proper fit and consistent operation.
Cross-references AMS Automotive 4789, AMS Automotive 6023 and Anchor 2645 for the same application. See all 39.
Raybestos R-Line Brake Drum 2645R
The Raybestos R-Line 2645R brake drum is built for rear brake service on select 1975-1976 Ford vans and trucks. With a 12.800-inch outside diameter, 2.800-inch depth, and 11.100-inch nominal drum diameter, it is sized for direct replacement applications that require a 5-lug rear drum.
Key Features
- Raybestos R-Line brake drum for rear axle service
- Outside diameter: 12.800 inches
- Depth: 2.800 inches
- Nominal drum diameter: 11.100 inches
- 5 stud/lug holes with 15.550 mm hole diameter
- No outer cooling fins
- Fits 1975 Ford F-100, rear
- Fits 1975 Ford E-100 Econoline and E-100 Econoline Club Wagon, rear
- Fits 1975 Ford E-150 Econoline and E-150 Econoline Club Wagon, rear
- Fits 1976 Ford E-100 Econoline, E-100 Econoline Club Wagon, E-150 Econoline, E-150 Econoline Club Wagon, and F-150, rear, to chassis # A24999
Detailed Description
Raybestos R-Line 2645R is a rear brake drum for classic Ford applications, including the 1975 Ford F-100 and 1975-1976 Ford Econoline and F-Series models listed in the fitment data. The drum’s 12.800-inch outside diameter, 2.800-inch depth, and 11.100-inch nominal drum diameter provide the dimensional match needed for rear drum brake service. This part cross-references Anchor 2645 and DuraGo BD8789 for the same application.
The R-Line product line is positioned as a practical replacement option for routine brake maintenance, giving technicians and owners a straightforward choice when servicing rear drum brake systems on Ford E-100 Econoline, E-150 Econoline, and F-150/F-100 platforms.
What It Is Used For
- Replacing a worn or out-of-round rear brake drum
- Restoring proper rear brake contact surface
- Addressing brake pulsation caused by drum wear
- Correcting scoring, heat checking, or surface damage on the drum
- Servicing rear drum brake systems on 1975-1976 Ford F-100, F-150, and Econoline models
Installation Notes and Tips
Verify rear axle fitment, 5-lug configuration, and chassis break point before installation. For 1976 Ford E-100 Econoline, E-100 Econoline Club Wagon, E-150 Econoline, E-150 Econoline Club Wagon, and F-150 applications, confirm the vehicle is to chassis # A24999 as listed in the fitment data. Inspect brake shoes, wheel cylinders, and hardware condition during drum replacement, and measure the existing drum before installation to confirm dimensional match.
Quality Assurance
Raybestos is a recognized brake parts brand, and the R-Line 2645R is cataloged with defined dimensional specifications and vehicle fitment data for accurate replacement selection.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1976 | Ford | E-100 Econoline | Rear | To Chassis # A24999; R-Line |
| 1976 | Ford | E-100 Econoline Club Wagon | Rear | To Chassis # A24999; R-Line |
| 1976 | Ford | E-150 Econoline | Rear | To Chassis # A24999; R-Line |
| 1976 | Ford | E-150 Econoline Club Wagon | Rear | To Chassis # A24999; R-Line |
| 1976 | Ford | F-150 | Rear | To Chassis # A24999; R-Line |
| 1975 | Ford | E-100 Econoline | Rear | R-Line |
| 1975 | Ford | E-100 Econoline Club Wagon | Rear | R-Line |
| 1975 | Ford | E-150 Econoline | Rear | R-Line |
| 1975 | Ford | E-150 Econoline Club Wagon | Rear | R-Line |
| 1975 | Ford | F-100 | Rear | R-Line |
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