HomeSuspension > Shocks and StrutsPRT Performance Ride 172378 Shock Absorber - Rear
Part #: 172378

PRT Performance Ride 172378 Shock Absorber - Rear

PRT Shock Absorber, Rear
28 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
PRT Shock Absorber, Rear
Fitment: Buick, Oldsmobile, Pontiac, and Chevrolet, Skylark, Achieva, Grand Am, Beretta, and Corsica
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Overview of PRT Shock Absorber 172378

The PRT Performance Ride Shock Absorber 172378 is engineered for reliable suspension performance on select Buick, Chevrolet, Oldsmobile, and Pontiac models. Designed to restore ride quality and handling, this gas-charged shock absorber is compatible with vehicles such as the Buick Skylark, Chevrolet Corsica, Oldsmobile Achieva, and Pontiac Grand Am.

  • Compressed Length: 11.46 inches
  • Extended Length: 18.78 inches
  • Travel Length and Shock Stroke: 7.32 inches
  • Gas Charged for consistent damping
  • Metal Dust Shield included for protection
  • Lower Mount Type: Loop; Upper Mount Type: Bolt
  • Body Diameter: 1.52 inches
  • Boot not included; Coil Over Springs not included
  • Shock Absorber Rod End Measuring Point: Stage of the bolt
  • Shock Absorber Body End Measuring Point: Center of the loop

About the PRT Shock Absorber Product Line

The PRT Shock Absorber line focuses on delivering dependable suspension components tailored for specific vehicle applications. This product line emphasizes precise fitment and durability, featuring gas-charged technology and protective metal dust shields to enhance shock absorber lifespan and performance. The 172378 model exemplifies these qualities, providing a direct replacement option for compatible Buick, Chevrolet, Oldsmobile, and Pontiac vehicles.

Detailed Product Description

The PRT Performance Ride Shock Absorber 172378 offers a compressed length of 11.46 inches and an extended length of 18.78 inches, with a travel length and shock stroke of 7.32 inches. This gas-charged shock absorber is designed to maintain consistent damping characteristics, improving vehicle stability and ride comfort. The metal dust shield protects the shock body from debris and environmental elements, extending the service life of the component. The shock absorber features a loop-type lower mount and a bolt-type upper mount, ensuring secure installation and compatibility with the specified vehicle models. With a body diameter of 1.52 inches, this shock absorber fits the suspension geometry of Buick Skylark, Chevrolet Corsica, Oldsmobile Achieva, and Pontiac Grand Am models.

Common Applications and Issues Addressed

  • Restores suspension control and reduces excessive bouncing
  • Improves handling and vehicle stability on rough or uneven roads
  • Eliminates noise and vibration caused by worn shocks
  • Prevents premature tire wear due to suspension imbalance
  • Enhances braking performance by maintaining tire contact with the road

Installation Notes and Tips

  • Verify vehicle compatibility with Buick Achieva, Chevrolet Corsica, Oldsmobile Achieva, or Pontiac Grand Am before installation
  • Ensure proper alignment of loop lower mount and bolt upper mount during installation
  • Inspect mounting hardware and replace if worn or damaged
  • Use appropriate tools to avoid damage to the shock absorber rod and body
  • Follow manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

The PRT Performance Ride Shock Absorber 172378 is manufactured to meet industry standards for durability and performance. It includes a metal dust shield to protect against contaminants and is gas charged to provide consistent damping. While specific warranty details are not provided, PRT products typically adhere to quality control processes to ensure reliable operation within the intended vehicle applications.

BrandPRT Performance Ride
Part Number172378
PositionPRT Shock Absorber, Rear
AdjustableNo
Body Diameter1.52
Boot IncludedNo
Coil Over Springs IncludedNo
Compressed Length11.46
Dust ShieldYes
Dust Shield MaterialMetal
Extended Length18.78
Gas ChargedYes
Lower Mount TypeLoop
Shock Absorber Body End Measuring PointCenter of the Loop
Shock Absorber Rod End Measuring PointStage of the Bolt
Shock Stroke7.32
Travel Length7.32
Upper Mount TypeBolt

This part fits 28 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1998BuickSkylark3.1LV6RearExc. FE3 or FE7 Suspension; Exc. Electronic Suspension; PRT Shock Absorber
1998BuickSkylark2.4LL4RearExc. FE3 or FE7 Suspension; Exc. Electronic Suspension; PRT Shock Absorber
1998OldsmobileAchieva3.1LV6RearPRT Shock Absorber
1998OldsmobileAchieva2.4LL4RearPRT Shock Absorber
1998PontiacGrand Am3.1LV6RearPRT Shock Absorber
1998PontiacGrand Am2.4LL4RearPRT Shock Absorber
1997BuickSkylark3.1LV6RearExc. FE3 or FE7 Suspension; Exc. Electronic Suspension; PRT Shock Absorber
1997BuickSkylark2.4LL4RearExc. FE3 or FE7 Suspension; Exc. Electronic Suspension; PRT Shock Absorber
1997OldsmobileAchieva3.1LV6RearPRT Shock Absorber
1997OldsmobileAchieva2.4LL4RearPRT Shock Absorber
1997PontiacGrand Am3.1LV6RearPRT Shock Absorber
1997PontiacGrand Am2.4LL4RearPRT Shock Absorber
1996BuickSkylark3.1LV6RearExc. FE3 or FE7 Suspension; Exc. Electronic Suspension; PRT Shock Absorber
1996BuickSkylark2.4LL4RearExc. FE3 or FE7 Suspension; Exc. Electronic Suspension; PRT Shock Absorber
1996ChevroletCorsica3.1LV6RearExc. FE3 or FE7 Suspension; PRT Shock Absorber
1996ChevroletCorsica2.2LL4RearExc. FE3 or FE7 Suspension; PRT Shock Absorber
1996OldsmobileAchieva3.1LV6RearPRT Shock Absorber
1996OldsmobileAchieva2.4LL4RearPRT Shock Absorber
1996PontiacGrand Am3.1LV6RearPRT Shock Absorber
1996PontiacGrand Am2.4LL4RearPRT Shock Absorber
1995BuickSkylark3.1LV6RearExc. FE3 or FE7 Suspension; Exc. Electronic Suspension; PRT Shock Absorber
1995BuickSkylark2.3LL4RearExc. FE3 or FE7 Suspension; Exc. Electronic Suspension; PRT Shock Absorber
1995ChevroletCorsica3.1LV6RearExc. FE3 or FE7 Suspension; PRT Shock Absorber
1995ChevroletCorsica2.2LL4RearExc. FE3 or FE7 Suspension; PRT Shock Absorber
1995OldsmobileAchieva3.1LV6RearPRT Shock Absorber
1995OldsmobileAchieva2.3LL4RearPRT Shock Absorber
1995PontiacGrand Am3.1LV6RearPRT Shock Absorber
1995PontiacGrand Am2.3LL4RearPRT Shock Absorber

* 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:

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