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Dorman 630-118A Drive Axle Shaft - Rear Left or Rear Right
| Brand | Dorman 630-118A |
|---|---|
| Position | Rear Left and Rear Right |
| Wheel Bolt Pattern Size | 5 x 4.75 |
| Wheel Bolt Pattern Size | 5 x 4.75 in |
| Wheel Bolt Pattern Size | 5 x 4.75 in. |
| Wheel Studs Included | No |
| Wheel Studs Included | Non |
| Retainer Included | No |
| Retainer Included | Non |
| Inboard Spline Quantity | 30 |
| Outboard Spline Quantity | 0 |
| CV Joints Included | No |
| CV Joints Included | Non |
| Axle Nut Included | No |
| Axle Nut Included | Non |
| ABS Tone Ring Included | No |
| ABS Tone Ring Included | Non |
| Differential Case Design Type | 10 tornillos de gm |
| Differential Case Design Type | Gm 10 bolt |
| ABS Tone Ring Installed | No |
| ABS Tone Ring Installed | Non |
| Anillo del tono del ABS instalado | No |
| Axle Type | Eje axial sólido |
| Axle Type | Solid shaft axle |
| Contenidos del paquete | Eje axial |
| Diameter | 34.2 mm |
| Finish | Galvanizado |
| Finish | Galvanized |
| Hole Quantity | 5 |
| Length (In) | 31.8 in |
| Length (In) | 31.8 in. |
| Longitud (in) | 31.8 in. |
| Fits | Buick, Chevrolet, Oldsmobile, and Pontiac · 23 vehicles |
Direct replacement. Matches original equipment requirements for select driveline repairs.
Solid steel construction. Carbon steel axle shaft with a galvanized finish for added durability.
Application-specific fit. Built for GM 10-bolt rear axle applications with a 30-spline design.
Cross-references 26014038 for the same application. See all 1.
Overview
Dorman 630-118A is a direct replacement drive axle shaft for select GM full-size rear applications. It is built as a solid carbon steel axle shaft with a galvanized finish and application-specific installation components, making it a practical choice when the original shaft is damaged or worn.
Compatible With Buick Roadmaster, Chevrolet Caprice, Oldsmobile Custom Cruiser, Buick LeSabre, Buick Century, Buick Electra, and Pontiac Safari rear axle applications. This part cross-references 26014038 for the same application.
Key Features
- Direct replacement axle shaft for select rear-drive applications
- Solid shaft axle construction in carbon steel
- Galvanized finish for added corrosion resistance
- 30-spline inboard design with 5-lug, 5 x 4.75 wheel bolt pattern
- Application-specific installation components included in the assembly
Detailed Description
Dorman 630-118A is engineered to replace the original axle shaft on specific GM vehicles with rear left or rear right fitment. The shaft measures 31.8 inches in length and uses a 34.2 mm diameter, with a solid axle design and no CV joints, axle nut, or ABS tone ring included. It is intended for applications that use a GM 10-bolt differential case design and a 5 x 4.75 wheel bolt pattern. For buyers searching for a Buick Roadmaster axle shaft, Chevrolet Caprice axle shaft, or Oldsmobile Custom Cruiser axle shaft, this part number provides a direct-fit replacement path. The part number 630-118A is also referenced by interchange number 26014038.
Common Repair Uses
- Replacing an axle shaft with wear, damage, or spline-related failure
- Restoring rear wheel drive function after shaft deterioration
- Addressing noise or vibration caused by a compromised axle assembly
- Repairing a vehicle that needs a direct replacement for the original shaft
Installation Notes
Fitment includes rear left and rear right applications depending on the vehicle. Confirm the GM 10-bolt differential case design, 30-spline configuration, and 5 x 4.75 wheel bolt pattern before installation. Fitment notes indicate this axle shaft does not include the bearing, seal, or hardware, so those components should be verified separately during service. Use the vehicle-specific application data to match the correct side and year before ordering.
Quality Assurance
Dorman manufactures replacement driveline components to match original equipment applications on selected vehicles. Part number 630-118A is built as a direct replacement axle shaft for the listed fitments and follows application-specific requirements for proper service.
| Year | Make | Model | Submodel | Body Type | Position | Notes |
|---|---|---|---|---|---|---|
| 1996 | Buick | Roadmaster | Estate Wagon Collector's Edition | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1996 | Chevrolet | Caprice | — | Wagon | Rear Right | Does Not Include Bearing, Seal, or Hardware |
| 1995 | Buick | Roadmaster | Estate Wagon | — | Rear Right | Does Not Include Bearing, Seal, or Hardware |
| 1995 | Chevrolet | Caprice | — | Wagon | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1994 | Buick | Roadmaster | Estate Wagon | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1994 | Chevrolet | Caprice | — | Wagon | Rear Right | Does Not Include Bearing, Seal, or Hardware |
| 1993 | Buick | Roadmaster | Estate Wagon | — | Rear Right | Does Not Include Bearing, Seal, or Hardware |
| 1993 | Chevrolet | Caprice | — | Wagon | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1992 | Buick | Roadmaster | Estate Wagon | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1992 | Chevrolet | Caprice | — | Wagon | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1992 | Oldsmobile | Custom Cruiser | — | — | Rear Right | Does Not Include Bearing, Seal, or Hardware |
| 1991 | Buick | Roadmaster | Estate Wagon | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1991 | Chevrolet | Caprice | — | Wagon | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1991 | Oldsmobile | Custom Cruiser | — | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1990 | Buick | LeSabre | Estate Wagon | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1990 | Chevrolet | Caprice | — | Wagon | Rear Right | Does Not Include Bearing, Seal, or Hardware |
| 1990 | Oldsmobile | Custom Cruiser | — | — | Rear Right | Does Not Include Bearing, Seal, or Hardware |
| 1989 | Buick | Century | Estate Wagon | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1989 | Buick | Electra | Estate Wagon | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1989 | Buick | LeSabre | Estate Wagon | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1989 | Chevrolet | Caprice | — | Wagon | Rear Right | Does Not Include Bearing, Seal, or Hardware |
| 1989 | Oldsmobile | Custom Cruiser | — | — | Rear Left | Does Not Include Bearing, Seal, or Hardware |
| 1989 | Pontiac | Safari | — | — | Rear Right | Does Not Include Bearing, Seal, or Hardware |
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