| Vehicle Fitment | 1997 thru 2007 Jeep Wrangler TJ and LJ |
| Center Section | Extreme 60 Nodular Iron High-Clearance Center Section with Rotated Cover, Ring Gear Load Bolt and Integrated Skid Plate |
| Bearing Caps | Increased cross section nodular iron caps secured with ARP® fasteners |
| Pinion Bearing | Large diameter front pinion bearing matched to rear bearing |
| Pinion Oiling | High volume flow-thru recirculating oil system |
| Gear Set | Dana 60™ reverse rotation thick gear sets (compatible with super 60 reverse cut gears) |
| Differential Carrier | High speed differential carriers (designed for low numerical gears) are used, enabling the use of stronger thick ring gears for all gear ratios. Carrier outside diameter is turned down to 8.30 inches for load bolt clearance |
| Load Bolt | Eliminates ring gear deflection under heavy load (3/4"-16 right hand thread with Jam nut) |
| Pinion Yoke | 1350 u-joint |
| Skid Plate | AR400 hardened steel skid plate |
| Differential Cover | Currie nodular-iron cover with gasketed fill plug with dipstick, Red |
| Axle Tubes | 3.5 inch diameter. .375 wall DOM tubing |
| Axles | Currie Performance full-floating 35-spline (1.5 in. diameter) 4340 heat treated chromoly |
| Floater Spindle | Currie Performance 2.5" in. 4140 Chromoly spindle |
| Floater Hub | Currie Performance hubs with 35-spline drive flanges |
| Brake Rotors | 12" vented rotors with zinc plated caliper brackets |
| Brake Calipers | JK calipers with brake pads |
| Suspension Brackets | Heavy gauge 3/16” steel mounting brackets with multiple mounting locations that enable the suspension geometry to be tuned |
| Geometry | Optimized for 4” lift kits with 5 degrees of pinion angle to reduce driveshaft angle |
| Width | 64.5 inches wide between wheel mounting surfaces |
| Wheel Bolt Pattern | 5-lug ( 5 on 5.5 in.) with 1/2 in. studs |
| Finish | Unfinished, ready for paint |