HomeMoog SB320 Leaf Spring Shackle Bushing - Front Forward, Front Lower or Front Rearward
Part #: SB320

Moog SB320 Leaf Spring Shackle Bushing - Front Forward, Front Lower or Front Rearward

Front Lower, Front Forward, and Front Rearward
187 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet and GMC, Blazer, Jimmy, K10, K10 Suburban, K1500, K1500 Suburban, K20, K20 Suburban, K2500, K2500 Suburban, K30, K3500, K5 Blazer, V10, V10 Suburban, V1500 Suburban, V20, V20 Suburban, V2500, V2500 Suburban, V30, and V3500
Easy Returns — Return within 60 days for a full refund
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Overview of Moog SB320 Leaf Spring Shackle Bushing

The Moog SB320 leaf spring shackle bushing is engineered to provide reliable suspension performance for Chevrolet and GMC trucks and SUVs. Designed with steel clad rubber, this bushing meets or exceeds original equipment manufacturer specifications to ensure durability and proper fitment.

  • Constructed from steel clad rubber for enhanced strength and flexibility
  • Compatible with Chevrolet and GMC models including Blazer, K10, K20, K1500, K2500, K3500, and their Suburban variants
  • Inner diameter of 0.570 inches and outer diameter of 1.510 inches for precise fit
  • Length and leaf spring width both measure 3.680 inches
  • Meets or exceeds OE manufacturer specifications for reliable performance
  • Sold as a single bushing (quantity of 1)

Detailed Product Description

The Moog SB320 leaf spring shackle bushing is designed to replace worn or damaged bushings in the suspension systems of Chevrolet and GMC trucks and SUVs. Its steel clad rubber construction provides a balance of strength and flexibility, allowing it to absorb road shocks and reduce suspension noise. The precise dimensions, including a 0.570 inch inner diameter and 1.510 inch outer diameter, ensure a secure fit within the leaf spring shackle assembly. With a length and leaf spring width of 3.680 inches, this bushing is tailored to fit specific models such as the Chevrolet Blazer, GMC Jimmy, K10, K20, K1500, K2500, K3500, and their Suburban versions, maintaining proper suspension alignment and ride quality.

Common Applications and Issues Addressed

  • Eliminates excessive play and movement in leaf spring shackles
  • Reduces suspension noise and vibration caused by worn bushings
  • Restores proper suspension geometry for improved handling
  • Prevents premature wear of leaf springs and related components
  • Addresses issues related to cracked or deteriorated rubber bushings

Installation Notes and Tips

When installing the Moog SB320 leaf spring shackle bushing, ensure the suspension is properly supported and the vehicle is securely lifted. Remove the old bushing carefully to avoid damage to the shackle or leaf spring. Since this product does not include installation hardware, reuse existing bolts or source appropriate replacements. Lubricate the bushing as recommended to facilitate installation and reduce noise. Verify alignment after installation to maintain suspension performance.

Quality Assurance and Warranty

Moog parts are manufactured to meet or exceed original equipment specifications, providing dependable performance and durability. The SB320 leaf spring shackle bushing undergoes rigorous quality control to ensure consistent fit and function. While specific warranty details are not provided here, Moog typically offers coverage against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

BrandMoog
Part NumberSB320
MaterialSteel clad rubber
Includes HardwareNo
Inner Diameter (Inch)0.570
Length (Inch)3.680
Meets/Exceeds OE Manufacturer SpecsYes
Outer Diameter (Inch)1.510
Part DescriptionLeaf spring bushing
Quantity of Bushings1
Width of the Leaf Spring (Inch)3.680

This part fits 187 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
1991ChevroletBlazerFront Forward
1991ChevroletV1500 SuburbanFront Lower
1991ChevroletV1500 SuburbanFront Forward
1991ChevroletV2500 SuburbanFront Forward
1991ChevroletV3500Front Forward
1991ChevroletV3500Front Lower
1991GMCJimmyFront Forward
1991GMCV1500 SuburbanFront Forward
1991GMCV2500 SuburbanFront Forward
1991GMCV3500Front Forward
1991GMCV3500Front Lower
1990ChevroletBlazerFront Forward
1990ChevroletV1500 SuburbanFront Lower
1990ChevroletV1500 SuburbanFront Forward
1990ChevroletV2500 SuburbanFront Forward
1990ChevroletV3500Front Forward
1990ChevroletV3500Front Lower
1990GMCJimmyFront Forward
1990GMCV1500 SuburbanFront Forward
1990GMCV2500 SuburbanFront Forward
1990GMCV3500Front Forward
1990GMCV3500Front Lower
1989ChevroletBlazerFront Forward
1989ChevroletV1500 SuburbanFront Lower
1989ChevroletV1500 SuburbanFront Forward
1989ChevroletV2500 SuburbanFront Forward
1989ChevroletV3500Front Forward
1989ChevroletV3500Front Lower
1989GMCJimmyFront Forward
1989GMCV1500 SuburbanFront Forward
1989GMCV2500 SuburbanFront Forward
1989GMCV3500Front Forward
1989GMCV3500Front Lower
1988ChevroletBlazerFront Forward
1988ChevroletV10 SuburbanFront Lower
1988ChevroletV10 SuburbanFront Forward
1988ChevroletV20 SuburbanFront Forward
1988ChevroletV30Front Lower
1988ChevroletV30Front Forward
1988GMCJimmyFront Forward
1988GMCV1500 SuburbanFront Forward
1988GMCV2500 SuburbanFront Forward
1988GMCV3500Front Forward
1988GMCV3500Front Lower
1987ChevroletBlazerFront Forward
1987ChevroletV10Front Forward3.50 (in) Length
1987ChevroletV10 SuburbanFront Lower
1987ChevroletV10 SuburbanFront Forward
1987ChevroletV20Front Forward
1987ChevroletV20Front Rearward
1987ChevroletV20 SuburbanFront Forward
1987ChevroletV30Front Forward
1987GMCJimmyFront Forward
1987GMCV1500 SuburbanFront Forward
1987GMCV2500Front Forward
1987GMCV2500 SuburbanFront Forward
1987GMCV3500Front Forward
1986ChevroletK10Front Forward
1986ChevroletK10 SuburbanFront Forward
1986ChevroletK20Front Forward
1986ChevroletK20 SuburbanFront Forward
1986ChevroletK30Front Forward
1986ChevroletK5 BlazerFront Forward
1986GMCJimmyFront Forward
1986GMCK1500Front Forward
1986GMCK1500 SuburbanFront Forward
1986GMCK2500Front Forward
1986GMCK2500 SuburbanFront Forward
1986GMCK3500Front Forward
1985ChevroletK10Front Forward
1985ChevroletK10 SuburbanFront Forward
1985ChevroletK20Front Forward
1985ChevroletK20 SuburbanFront Forward
1985ChevroletK30Front Forward
1985ChevroletK5 BlazerFront Forward
1985GMCJimmyFront Forward
1985GMCK1500Front Forward
1985GMCK1500 SuburbanFront Forward
1985GMCK2500Front Forward
1985GMCK2500 SuburbanFront Forward
1985GMCK3500Front Forward
1984ChevroletK10Front Forward
1984ChevroletK10 SuburbanFront Forward
1984ChevroletK20Front Forward
1984ChevroletK20 SuburbanFront Forward
1984ChevroletK30Front Forward
1984ChevroletK5 Blazer4WDFront Forward
1984GMCJimmy4WDFront Forward
1984GMCK1500Front Forward
1984GMCK1500 SuburbanFront Forward
1984GMCK2500Front Forward
1984GMCK2500 SuburbanFront Forward
1984GMCK3500Front Forward
1983ChevroletK10Front Forward
1983ChevroletK10 SuburbanFront Forward
1983ChevroletK20Front Forward
1983ChevroletK20 SuburbanFront Forward
1983ChevroletK30Front Forward
1983ChevroletK5 Blazer4WDFront Forward
1983GMCJimmy4WDFront Forward
1983GMCK1500Front Forward
1983GMCK1500 SuburbanFront Forward
1983GMCK2500Front Forward
1983GMCK2500 SuburbanFront Forward
1983GMCK3500Front Forward
1982ChevroletK10Front Forward
1982ChevroletK10 SuburbanFront Forward
1982ChevroletK20Front Forward
1982ChevroletK20 SuburbanFront Forward
1982ChevroletK30Front Forward
1982ChevroletK5 Blazer4WDFront Forward
1982GMCJimmy4WDFront Forward
1982GMCK1500Front Forward
1982GMCK1500 SuburbanFront Forward
1982GMCK2500Front Forward
1982GMCK2500 SuburbanFront Forward
1982GMCK3500Front Forward
1981ChevroletK10Front Forward
1981ChevroletK10 SuburbanFront Forward
1981ChevroletK20Front Forward
1981ChevroletK20 SuburbanFront Forward
1981ChevroletK30Front Forward
1981ChevroletK5 Blazer4WDFront Forward
1981GMCJimmy4WDFront Forward
1981GMCK1500Front Forward
1981GMCK1500 SuburbanFront Forward
1981GMCK2500Front Forward
1981GMCK2500 SuburbanFront Forward
1981GMCK3500Front Forward
1980ChevroletK10Front Forward
1980ChevroletK10 SuburbanFront Forward
1980ChevroletK20Front Forward
1980ChevroletK20 SuburbanFront Forward
1980ChevroletK30Front Forward
1980ChevroletK5 Blazer4WDFront Forward
1980GMCJimmy4WDFront Forward
1980GMCK1500Front Forward
1980GMCK1500 SuburbanFront Forward
1980GMCK2500Front Forward
1980GMCK2500 SuburbanFront Forward
1980GMCK3500Front Forward
1979ChevroletK10Front Forward
1979ChevroletK10 SuburbanFront Forward
1979ChevroletK20Front Forward
1979ChevroletK20 SuburbanFront Forward
1979ChevroletK30Front Forward
1979ChevroletK5 Blazer4WDFront Forward
1979GMCJimmy4WDFront Forward
1979GMCK1500Front Forward
1979GMCK1500 SuburbanFront Forward
1979GMCK2500Front Forward
1979GMCK2500 SuburbanFront Forward
1979GMCK3500Front Forward
1978ChevroletK10Front Forward
1978ChevroletK10 SuburbanFront Forward
1978ChevroletK20Front Forward
1978ChevroletK20 SuburbanFront Forward
1978ChevroletK30Front Forward
1978ChevroletK5 Blazer4WDFront Forward
1978GMCJimmy4WDFront Forward
1977ChevroletK10Front Forward
1977ChevroletK10 SuburbanFront Forward
1977ChevroletK20Front Forward
1977ChevroletK20 SuburbanFront Forward
1977ChevroletK30Front Forward
1977ChevroletK5 Blazer4WDFront Forward
1977GMCJimmy4WDFront Forward
1976ChevroletK10Front Forward
1976ChevroletK10 SuburbanFront Forward
1976ChevroletK20Front Forward
1976ChevroletK20 SuburbanFront Forward
1976ChevroletK5 Blazer4WDFront Forward
1976GMCJimmy4WDFront Forward
1975ChevroletK10Front Forward
1975ChevroletK10 SuburbanFront Forward
1975ChevroletK20Front Forward
1975ChevroletK20 SuburbanFront Forward
1975ChevroletK5 Blazer4WDFront Forward
1975GMCJimmy4WDFront Forward
1974ChevroletBlazer4WDFront Forward
1974ChevroletK10 SuburbanFront Forward
1974ChevroletK20 SuburbanFront Forward
1974GMCJimmy4WDFront Forward
1973ChevroletBlazer4WDFront Forward
1973ChevroletK10 SuburbanFront Forward
1973ChevroletK20 SuburbanFront Forward
1973GMCJimmy4WDFront Forward

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

274-6528388775145G1534746G15347A539-252576-33475763347B602.66067B320CB6528E-6972-TUE6972MS504205SK6528

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.