Axle Ratio & Identification
Axle build date and manufacturer's number are stamped on cover side of axle tube, near housing cover. Axle assembly part number, gear ratio and identification tag is attached to housing cover bolts. See AXLE RATIO & IDENTIFICATION
table.
AXLE RATIO & IDENTIFICATION
| Axle Ratio (Front Axles) |
Ring Gear Diameter |
| Model 181 |
| 3.07:1 |
7 1/8" (181 mm) |
| 3.55:1 |
7 1/8" (181 mm) |
| 3.73:1 |
7 1/8" (181 mm) |
| 4.10:1 |
7 1/8" (181 mm) |
| Model 186 |
| 3.07:1 |
7 1/3" (186 mm) |
| 3.55:1 |
7 1/3" (186 mm) |
| 3.73:1 |
7 1/3" (186 mm) |
| 4.10:1 |
7 1/3" (186 mm) |
| Model 194 |
| 3.07:1 |
7 9/16" (192 mm) |
| 3.55:1 |
7 9/16" (192 mm) |
| 3.73:1 |
7 9/16" (192 mm) |
| 4.10:1 |
7 9/16" (192 mm) |
| Model 198 |
| 3.07:1 |
7 4/5" (198 mm) |
| 3.55:1 |
7 4/5" (198 mm) |
| 3.73:1 |
7 4/5" (198 mm) |
| 4.10:1 |
7 4/5" (198 mm) |
| 8 1/4" |
| 3.07:1 |
8 1/4" (210 mm) |
| 3.55:1 |
8 1/4" (210 mm) |
| 4.10:1 |
8 1/4" (210 mm) |
| Model 216 |
| 3.07:1 |
8 1/2" (216 mm) |
| 3.55:1 |
8 1/2" (216 mm) |
| 3.73:1 |
8 1/2" (216 mm) |
| 4.10:1 |
8 1/2" (216 mm) |
| Model 226 |
| 3.55:1 |
8 9/10" (226 mm) |
| 3.73:1 |
8 9/10" (226 mm) |