GearFX 9" Rear End - 1970-1981 Camaro - Firebird For Ridetech 4 Link


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9" rearend with pre-welded mounting brackets offers bolt-on installation for 1970-1981 Camaro and Firebird when used with Ridetech's 4-Link suspension system. It is manufactured by the experts at GearFX Driveline to the highest standards to provided flawless performance and easy installation.


  • Extreme Duty .219" wall housing center and 3" O.D. precision centerless ground tubes. 

  • All brackets are tig welded and feature Torino Big Bearing flanges.     

  • Fill and drain plugs are included standard.   

  • Satin Black powder coating is available.   

  • 31 spline axles with 1/2"-20 wheel studs, axle flange to axle flange width of 60.55" (Stock) for 54.75" (Narrowed).  Built to withstand extreme use and Engineered for high-performance street, track events and autocross. Made from high-quality alloy steel, Induction heat-treated and "magnafluxed" to ensure quality and reliability. They come with Torino flange bearings already installed on the axle.

  • GearFX 3rd Member assemblies feature a TruTrac 31 spline differential and are available in multiple gear ratios.  Genuine Ford SVO nodular iron "H" cases are used with Chromoly bearing caps, GFX 1350 Ultra Performance Yoke with U-Joint straps with 12pt bolts, Daytona pinion support, Timken bearings, premium ring and pinion assembled w/ ARP bolts (safety wired).  All GearFX rear gear builds use their championship-winning build procedures and attention to detail. All parts are individually inspected and hand deburred for quality assurance. They only use the highest quality parts to produce a product that meets their standards.

  • Add REM Isotopic Surface Finishing and Dyno Break-in to increase performance, durability and trouble-free operation.  

* The GearFX Housing Measurement Sheet is available for download below and must completely filled out at the time of order

* Designed for use with the current style "Unicradle"11177150 Ridetech 4-Link suspension system (upper bars are angled toward the center of the vehicle).



GearFX Housing Measurement Sheet (Rearend_Measurement_Form_v4_fillable.pdf, 108 Kb) [Download]    [View]

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