| Vehicle Fitment | 55-59 Chevy 3100 2WD pickups |
| Housing | Currie Centurion heavy-duty 9-inch housing with 3-inch diameter x .188 wall DOM tube |
| Center Section | Currie Sportsman nodular iron case with Daytona style big bearing pinion support |
| Pinion Yoke | 1350 nodular iron yoke |
| Axles | Currie Performance 1541 alloy 31-spline axles |
| Housing Ends | Billet Torino style late model large bearing |
| Axle Bearings | Set 20 Tapered roller bearing |
| Bearing Retainers | 1/4" thick heavy duty plates, finished in gold zinc plating |
| Suspension Brackets | Heavy duty 2 inch springs pads matched to OEM fitment and locations |
| Wheel Bolt Pattern | 5 x 4.75 in. with 7/16 in. studs installed or 6 x 5.5 in. with 7/16 in. studs installed |
| Brake Space | 2.5 inches (axle standoff) |
| Width | 62 inches (between wheel mounting surfaces) |
| Oil Capacity | 3 quarts of 85w-140, non-synthetic (API GL-6 rated only) |