HomeSuspension > Shocks and StrutsKYB KG4531 Shock Absorber - Front
Part #: 5-789X

KYB KG4531 Shock Absorber - Front

Gas-a-just
27 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Gas-a-just
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Overview of KYB Gas-a-just Suspension Shock Absorber KG4531

The KYB Gas-a-just shock absorber KG4531 is engineered to provide reliable suspension performance for select Buick, Cadillac, and Oldsmobile models. Designed to restore vehicle stability and control, this shock absorber is compatible with the Eldorado, Riviera, Seville, and Toronado models.

  • Compressed length: 9.61 inches
  • Extended length: 13.23 inches
  • Stroke length: 3.62 inches
  • Lower and upper mount type: E2 (14.6x61)
  • Includes dust cover for protection
  • Equipped with B-stop and R-stop for enhanced travel control

Features and Specifications

The KYB Gas-a-just KG4531 shock absorber features precise dimensions with a compressed length of 9.61 inches and an extended length of 13.23 inches, providing a stroke length of 3.62 inches. Both the upper and lower mounts utilize the E2 (14.6x61) type, ensuring proper fitment and secure installation. This shock absorber includes a dust cover to protect internal components from debris and environmental exposure. Additionally, the integrated B-stop and R-stop components help control suspension travel, contributing to consistent damping performance. Note that this model does not include an internal rebound spring.

About the KYB Gas-a-just Product Line

The Gas-a-just line from KYB is designed to offer a direct replacement shock absorber that matches or exceeds original equipment specifications. This product line focuses on restoring the vehicle's original handling characteristics by using gas-charged technology to reduce fade and improve response. The KG4531 shock absorber is part of this line, providing a balance of comfort and control for compatible Buick, Cadillac, and Oldsmobile vehicles.

Applications and Problem Solving

  • Compatible with Buick Eldorado, Cadillac Riviera, Seville, and Oldsmobile Toronado models
  • Addresses issues such as excessive body roll and poor ride quality
  • Helps reduce suspension noise and vibration
  • Improves vehicle stability during braking and cornering
  • Restores proper suspension travel and damping control

Installation Notes and Tips

When installing the KYB Gas-a-just KG4531 shock absorber, ensure the vehicle is securely lifted and supported. Verify that the E2 (14.6x61) upper and lower mounts align correctly with the vehicle’s mounting points. It is recommended to replace shocks in pairs to maintain balanced suspension performance. Inspect related suspension components for wear during installation and replace as necessary.

Quality Assurance and Warranty

KYB manufactures the Gas-a-just KG4531 shock absorber to meet strict quality standards, ensuring durability and consistent performance. This part is backed by KYB’s limited warranty, which covers defects in materials and workmanship under normal use. Refer to KYB’s warranty documentation for specific terms and conditions.

BrandDana Spicer
Part Number5-789X
PositionGas-a-just
Bearing Cap Diameter (1)1.078
Bearing Cap Diameter (2)1.078
Bearing Cap Diameter A (mm)1.078
Bearing Cap Diameter B (mm)1.078
Bearing Cap TypeRound
Bearing Cap Type AISR
Bearing Cap Type BISR
Length A (In)2.125
Length A (mm)54
Length B (In)2.125
Length B (mm)54
MaterialSteel
OEM MfgDetroit
OEM Series7260
SR(1)Brng Cap to Brng Cap(OSR)2.125
SR(2)Brng Cap to Brng Cap(OSR)2.125
Snap Ring IncludedY
Snap Ring TypeInternal
TypeISR Style

This part fits 27 vehicles. Search below:

YearMakeModelPositionNotes
1985BuickRivieraFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1985CadillacEldoradoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1985CadillacSevilleFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1985OldsmobileToronadoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1984BuickRivieraFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1984CadillacEldoradoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1984CadillacSevilleFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1984OldsmobileToronadoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1983BuickRivieraFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1983CadillacEldoradoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1983CadillacSevilleFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1983OldsmobileToronadoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1982BuickRivieraFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1982CadillacEldoradoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1982CadillacSevilleFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1982OldsmobileToronadoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1981BuickRivieraFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1981CadillacEldoradoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1981CadillacSevilleFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1981OldsmobileToronadoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1980BuickRivieraFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1980CadillacEldoradoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1980CadillacSevilleFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1980OldsmobileToronadoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1979BuickRivieraFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1979CadillacEldoradoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just
1979OldsmobileToronadoFrontReplace suspension strut and coil spring assembly according to manufacturer's instructions.; Gas-a-just

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