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    Rear End Assemblies, A-Body Bolt-In Axles W/O Disc Brakes w/Eaton Posi, 30 spline, 3.08 gears Fits all Models+ 30 other models

    Retail Price $3,288.95 You Save $298.96
    OPGI Price$2,989.99
    Part# CH31304
    Ships direct from manufacturer.

    Made in the USA.

    Complete 12-bolt assembly.

    Upgrade your rear end and differential with this complete package from Moser Engineering. Each heavy-duty 12-bolt assembly is application specific and ready to bolt directly into your vehicle using the original mounting points. Designed and manufactured in the USA, these are the most rugged packages on the market today. Each kit is custom tailored to suit your needs, with various options for differential, axles, gears, and brakes.

    Each rear end package includes: - Cast iron center housing - Seamless steel axle tubes - Differential Unit - Ring and Pinion Gear - Pinion Yoke ( for 1310 u-joint) - Custom alloy axles - Timken sealed ball bearings - Axle seals - Wheel studs (5 x 4.75” pattern) - Heavy-duty retainer plates (bolt-in axle applications) - T-bolt kit (bolt-in axle applications) - Cast aluminum rear cover Standard kits without brakes require the use of your original drum brakes. All components will mount directly to the Moser housing, however original backing plates will need slight modification in order to achieve necessary bearing clearance.

    • Unit comes with the differential assembled, but axles are not installed and options such as brakes are shipped in kit form.
    • When ordering assemblies without disc brakes, OE drum brakes must be used.
    • When using OE drum brakes, slight clearancing to the backing plates are required.
    • Rear end assemblies are shipped without fluid.
    • These items require TRUCK FREIGHT SHIPPING.
    • These high-performance items are not eligible for any further discounts or promotional pricing.
    • Rear end assemblies are designed for use with factory style shocks. Due to the design changes in this assembly, aftermarket coil-overs will require modification to the shock bracket.
    • High Performance, designed to improve performance.
    • Find in OPGI's 2019 Cutlass/442 Catalog page 333.
    • SHIP NOTE: This item exceeds standard size and is exempt from free shipping. more info
    • SHIP NOTE: This item cannot be shipped FedEx Ground and requires Truck Freight Delivery which must be prepaid by credit or check (no C.O.D). Please call or email us for an exact quote. more info
    • SHIP NOTE: This item is SPECIAL ORDER and will be drop-shipped from the manufacturer. more info
    California Prop 65 Icon WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

    Vehicle Fitment

    Make & ModelYear RangeApplication Details
    Buick Skylark1964-1967 w/Eaton Posi, 30 Spline, 3.08 Gears
    Chevrolet Chevelle1964-1967 w/Eaton Posi, 30 Spline, 3.08 Gears
    Chevrolet El Camino1964-1967 w/Eaton Posi, 30 Spline, 3.08 Gears
    Chevrolet Malibu1964-1967 w/Eaton Posi, 30 Spline, 3.08 Gears
    Oldsmobile Cutlass/4421964-1967 w/Eaton Posi, 30 Spline, 3.08 Gears
    Pontiac Grand Prix1969-1972 w/Eaton Posi, 30 Spline, 3.08 Gears
    Pontiac GTO1964-1967 w/Eaton Posi, 30 Spline, 3.08 Gears
    Pontiac LeMans1964-1967 w/Eaton Posi, 30 Spline, 3.08 Gears
    Pontiac Tempest1964-1967 w/Eaton Posi, 30 Spline, 3.08 Gears

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