Made in USA
R358-170S Four Link and Axle, Four Link Kit with OE Width 9in., 68-72 GM X Body, MOD Series
InfoVehicle Info Needed
QA1PART NUMBER: 122-R358-170S

R358-170S Four Link and Axle, Four Link Kit with OE Width 9in., 68-72 GM X Body, MOD Series

$5,52595
Truck Freight
ShippingShips on 09/22/2026
Lowest PriceLowest Price Guarantee

Four Link and Axle
  • Four Link Kit with OE Width 9in.
  • 68-72 GM X Body
  • MOD Series

    QA1 R358-170S Features:

    QA1's all-in-one solution is a perfect upgrade for your 68-72 X-Body Nova. We've combined our 4-Link Suspension Kit with a QA1 9" rear housing to deliver top-tier performance and easy installation. No more scavenging for parts or struggling with measurements—each component is designed for a perfect fit, tested by QA1 to ensure hassle-free installation. Enjoy the performance, adjustability, and ride quality you need to handle serious power without ease. Eliminate Your Leaf Springs Upgrade from leaf springs to QA1 MOD shocks and triangulated 4-link suspension providing ride height, ride quality, and instant center adjustment for an aggressive stance and added performance. Easy Installation Our 4-Link Kit with 9" housing makes for an easy installation eliminating the need for custom fabrication which gets you on the road faster. Performance 9 Housing Fabricated Center Section: Maximized strength and durability Formed Trailing Arm Brackets: Minimize flex under heavy loads Heavy-Duty 3" Axle Tubes: Built for high-performance 31-Spline Axles: Support up to 650HP, with housing rated up to 800HP Durable Powder Coat: Sleek and long-lasting finish Convenient Maintenance: Drain plug, fill plug, and jack pad included T-bolts, studs, and high-quality roller bearings for smooth assembly and operation Helpful Specs 60 factory wheel mounting width Big Ford New Style Torino Flanges for brake compatibility 5x4-3/4 bolt pattern, ideal for a range of wheels x 3 wheel studs for alloy wheels Ultimate Shock Performance QA1 MOD shocks offer 4-way adjustability for the highest demands in performance and tuning Made in the USA QA1 4-link and 9" housings are proudly made in the USA Fitment Notes Confirm wheel and tire fitment before install Center section not included Stock-width housing recommended for stock wheel tubs Welding required QA1 Subframe Connectors recommended May need exhaust modification

    • Complete Kit: Includes QA1's 9" rear housing and triangulated 4-link, designed for a perfect fit
    • Easy Serviceability: Convenient access with a dedicated fill port, drain plug, vent port, and jack plate for easy rear-end maintenance
    • QA1 MOD Shocks: Fine-tune your ride height and handling for a perfect stance and performance in any driving scenario
    • Easy Installation: Bolt-in design with minimal welding required, reducing install time and effort
    • Spring Rate: 170lb/in.
    • Shock Valving: MOD Series
  • Part Type4-Link Suspension Diagonal Link
    BrandQA1
    Package Height7.5
    Package Width23.0
    Package Length43.0
    Weight185.0 PG
    Part CategoryPerformance Parts
    Part FitmentDirect Fit
    Vendor Part NumberR358-170S
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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