RING & PINION BOLT (GEAR SET TO CARRIER)

CJ2ACJ3ACJ3BM38
Manual available
3,34 €
BTW: 0,58 €
SKU:  WO649454
GTIN (EAN,ISBN): 6.1

FITS 41-71 JEEP & WILLYS

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War Dept specs from the original Technical Manual — click to open

Ring & Pinion Gear Set for Differential

Front and rear axles

Complete ring & pinion gear set for the differential of classic Willys and military Jeep vehicles. This essential drivetrain component provides power transmission from the propshaft to the axle shafts and is crucial for your vehicle's performance and reliability.

Type

Ring & pinion set

Application

Front and rear axle differential

Axle type

Dana 23/25/27/44

Condition

New reproduction

Features

  • Suitable for Dana differential housings
  • For both front and rear axles
  • Complete with mounting bolts
  • Replacement for worn or damaged gears
  • Essential for axle overhaul or ratio adjustment

★ Quality reproduction for reliable drivetrain performance. Important: always verify your exact axle type and existing ratio before ordering.

Installation notes

Installation of a ring & pinion set requires specialist knowledge and specific tooling. Correct adjustment of bearing preload, contact pattern and backlash is crucial. When replacing, front and rear axles must always have the same ratio to prevent drivetrain damage. Use thread lock (Loctite) on ring gear bolt fixings.

Compatibility

Note: MB/GPW vehicles had a standard 4.88:1 ratio, whilst CJ-2A and later models often had 5.38:1. Dana 44 axles were fitted as standard on M38/M38A1 and as a heavy-duty option on CJ models. Dana 23/25/27 were used on lighter configurations. Verify your axle number and existing ratio before ordering — incorrect ratios cannot be exchanged.

Historical context

Ring & pinion sets were a common component during axle overhauls, particularly on military vehicles that had seen hard off-road service. Dana supplied most differential housings for Willys and Ford military Jeeps from 1941 onwards.

This description was generated automatically. Unsure about fitment? Contact us at info@willys.be.

⚠ Spotted an error in this description? Report it to info@willys.be

Restoration part — not a ready-to-fit product

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.

COMPATIBLE_MODELS CJ2A, CJ3A, CJ3B, M38
ALL_CATEGORIES : GROUP 11 REAR AXLE DANA 44, GROUP 10 - FRONT AXLE CJ2A, GROUP 11 - REAR AXLE CJ2A, GROUP 10 - FRONT AXLE CJ3A, GROUP 10 - FRONT AXLE - M38, GROUP 11 REAR AXLE DANA 44 3B, GROUP 10 - FRONT AXLE CJ3B, GROUP 11 REAR AXLE DANA 44 CJ3B

This part fits:

ModelYears
Military jeeps
Willys M381950, 1951, 1952
CJ series
Jeep CJ-2A1945, 1946, 1947, 1948, 1949
Jeep CJ-3A1949, 1950, 1951, 1952, 1953
Jeep CJ-3B1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968

📐 Diagrams & technical drawings

From the original Technical Manual CJ2A_PL_1949 — Parts List — only for Willys CJ-2A / CJ-3A (1949)

Group 20-01 — Front Axle Assembly
Group 20-01 — Front Axle Assembly
Page 74–74
Group 20-03 — Front Differential and Carrier Assembly
Group 20-03 — Front Differential and Carrier Assembly
Page 74–75
Group 20-07 — Steering Knuckle, Flange and Arm
Group 20-07 — Steering Knuckle, Flange and Arm
Page 77–78
Group 21-01 — Rear Axle Assembly (CJ-2A)
Group 21-01 — Rear Axle Assembly (CJ-2A)
Page 79–79
Group 21-03 — Rear Differential and Carrier Assembly (CJ-2A)
Group 21-03 — Rear Differential and Carrier Assembly (CJ-2A)
Page 79–80
Group 21-05 — Rear Axle Drive Shafts (CJ-2A)
Group 21-05 — Rear Axle Drive Shafts (CJ-2A)
Page 81–81
Group 22-02 — Rear Axle Housing Assembly (CJ-3A)
Group 22-02 — Rear Axle Housing Assembly (CJ-3A)
Page 81–81
Group 22-03 — Rear Differential and Carrier Assembly (CJ-3A)
Group 22-03 — Rear Differential and Carrier Assembly (CJ-3A)
Page 81–82
Group 22-05 — Rear Axle Drive Shafts (CJ-3A)
Group 22-05 — Rear Axle Drive Shafts (CJ-3A)
Page 83–83