BEARING DRIVE PINION CONE&ROLLER 02872-02820
Outer Pinion Bearing Cone (1 required per vehilce) Fits 41-75 Jeep & Willys w/ Dana 25/27 front & 23/27/41/44/53 rear
Pinion Bearing (Outer) Cone & Cup 02872-02820
Tapered roller bearing for Dana axles
Tapered roller bearing for the drive pinion in front and rear axles. This bearing consists of two components: the cone (inner race with rollers, no. 02872) and the cup (outer race, no. 02820). Suitable for various Dana models as used in military jeeps and early CJ models.
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Bearing type Tapered roller bearing |
Composition Cone 02872 + Cup 02820 |
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Application Outer pinion bearing front and rear axles |
Dimensions Inner diameter 28.6 mm, outer diameter 73.0 mm |
Features
- Tapered roller bearing with two-piece construction
- Cone (inner race) with rollers and cage
- Cup (outer race) as separate component
- Suitable for high radial and axial loads
- Low friction at high speeds and loads
★ Quality bearing suitable for the demanding conditions in military vehicles. Always verify before fitting that this bearing matches your specific axle model.
Application
This bearing is used as the outer drive pinion bearing in various Dana axles. Suitable for vehicles in the categories in which this product is listed. Important: the category listing indicates which vehicle models this bearing is intended for. Always check the bearing numbers on your existing bearing before ordering.
Installation notes
This bearing is fitted as a set (cone + cup). The cone is mounted on the pinion shaft, the cup is pressed into the axle housing. After fitting, correct adjustment of the pinion preload is essential — use the appropriate shim set for this. Ensure clean assembly and fresh grease/oil according to your axle specifications.
Compatibility
This bearing number 02872-02820 is used in multiple Dana models (Dana 25, 27, 30, 44, 50). HOWEVER: not all vehicles with these axle models use the same bearings. Always check the existing bearing numbers on your vehicle. For WWII MB/GPW: Dana 25 at the front, Dana 27 full-floating rear axle. Early CJ-2A also have Dana 27 at the rear, later models Dana 41 or 44.
Historical context
Tapered roller bearings such as this Timken/Spicer type have been standard in Dana axles since the 1940s. The robust construction was essential for the harsh conditions under which military vehicles operated.
This description was generated automatically. Unsure about fitment? Contact us at info@willys.be.
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This part is intended for the restoration of historic military vehicles. Fitting, aligning, deburring or reworking is part of that work and is inherent to the nature of these goods. Dimensional variation also exists between original vehicles.
Installation requires technical knowledge of the vehicle. Unsure whether this part suits your version? Ask us before purchase at info@willys.be.
ALL_CATEGORIES : GROUP 10 - FRONT AXLE MB, GROUP 11 - REAR AXLE, GROUP 11 REAR AXLE DANA 44 3B
This part fits:
| Model | Years |
|---|---|
| Military jeeps | |
| Willys MB (early) | 1941, 1942 |
| Willys MB | 1942, 1943, 1944, 1945 |
| Hotchkiss M201 | 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966 |
📐 Diagrams & technical drawings
From the original Technical Manual TM 9-1803B — Ordnance Maintenance — Power Train, Body & Frame — only for Willys MB / Ford GPW (¼-ton 4×4)
