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Nitro Gear & Axle Ring and Pinion Gear Kit; 4.30 Gear Ratio (86-93 GT)

Item 404740
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Market Price $272.99 You Save 16% ($42.99)
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$230.00 (kit)

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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Ring Gear and Pinion Kit
      • 4.30 Gear Ratio
      • Delivers Higher Torque at Lesser Speeds
      • Forged 8620 Steel Construction
      • Precision Machined with a CNC Triple Lapped Composition
      • Rockwell Tested
      • Two-year Warranty
      • Medium Difficulty Installation
      • Compatible with the 1986-1993 Ford Mustang GT


      4.30 Gears by Nitro. Deliver improved low-end torque to your Ford Mustang GT with the high-performance Nitro Gear & Axle Ring Gear and Pinion Kit - 4.30 Gears. This lower axle ratio kit delivers higher torque at lesser speeds with a forged 8620 steel build, precision machined with a CNC triple lapped composition.

      Rockwell Tested to Perfection. This unit has also been Rockwell tested, which using indentation technology to test hardness with a high level of accuracy.

      Warranty. This ring gear and pinion kit come with a 2-year warranty, which covers all defects in materials and workmanship. Issues that are the result of regular wear may not be covered, as well as discontinued products at the discretion of the manufacturer.

      Installation. Installation time takes up to 4 hours with a medium degree of difficulty depending on your level of mechanical skills.

      Application. The Nitro Gear & Axle Ring Gear and Pinion Kit - 4.30 Gears is compatible with the 1986-1993 Ford Mustang GT.

      Fitment: 1987 1988 1989 1990 1991 1992 1993 Details

      Nitro Gear & Axle F8.8-430-NG

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Ring Gear
      • (1) Pinion Gear

      Customer Reviews (3)

        Reviews of Nitro Gear & Axle Drivetrain products have an average rating of 4.6 out of 5

          Questions & Answers

          10 More Questions

          Will It Fit My Mustang

          • GT - 87, 88, 89, 90, 91, 92, 93
          • LX - 87, 88, 89, 90, 91, 92, 93

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