5-7 Business Day Build Time!
 
COMPLETELY ASSEMBLED!
 
Fits:
1971-1974 Dodge Challenger 
1970-1974 Plymouth Barracuda 
 
E-Body Mopar - 8 3/4" Rear
Stock width wheel mounting surface to wheel mounting surface 
2 1/2" Leaf spring perches welded on housing
Stamped Housing
3" tubes / 1/4" wall - seamless DOM
30 spline ME bolt-in style axles
1541H American Made Axles
Sealed ball bearings
5 x 4 1/2" bolt pattern 
1/2" Studs Installed
Torino ends, common 2 1/2" brake offset, 2.771" hub, and access holes
11" Drum Brake Kit or Economy Disc 
 
Center Section:
Yukon Iron Case
Truetrac 30 Spline Posi
1350 Yoke
Choice of Gear Ratio
Gear/Posi are Setup in the Center Section
 
Complete Stamped Housing MOPAR 8 3/4" MUSCLE PAK for E-Body Mopar Cars. 

All components are new manufactured items (No remanufactured, refurbished or rebuilt components).

Package includes; Stamped Aftermarket 8 3/4" Made in the U.S.A. Housing, with OEM located mounting provisions, seamless steel tubing (3" O.D., 1/4" wall), custom alloy 30 spline bolt-in axles, bearings, studs, seals, heavy duty retainer plates, new housing ends, t-bolt kit, "1350" Series pinion yoke, ring & pinion, set up with Timken bearings, new drum brakes or disc brakes, brake lines, brake line clamps, and emergency brake cables.
 
All MusclePaks are assembled with the following Moser Engineering designed and manufactured in the USA components:
Housings
Axles
Pinion Supports
Pinion Yokes
Spools
 
Items that are part of the Musclepak that are assembled but sourced from an outside supplier which may or may not be made is the USA;
Bearings & Seals
Nodular Case
Fasteners (all grade 8)
Limited Slip Differentials
Brake Components
Ring & Pinions (Gears) - Moser Engineering does not manufacture any gears! These are sourced but not limited to the following suppliers; US Gear, Hoosier Gear, Motive/Richmond Gear & Yukon Gear