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ACDelco 540-21 Shock Absorber

ACDelco 540-21 Shock Absorber

ACDelco
Brand:ACDelco
Part Number: 540-21
UPC: 00021625229539
Weight: 3.65 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the ACDelco 540-21 Shock Absorber for your vehicle. Buy now and secure your purchase online!

ACDelco GM Original Equipment Shock Absorbers are GM-recommended replacements for your vehicle's original components. Shock absorbers help absorb and dampen road input into your vehicle's suspension, helping provide proper feel and control of your vehicle. These original equipment shock absorbers have been manufactured to fit your GM vehicle, providing the same performance, durability and service life you expect from General Motors. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • GM-recommended replacement part for your GM vehicle's original factory component
  • Helps absorb and dampen road input into your vehicle's suspension
  • Manufactured to GM OE specification for fit, form, and function
  • Offering the quality, reliability, and durability of GM OE

Specifications:

Collapsed Length (in):
11in
Collapsed Length (mm):
279mm
Cylinder Color:
Blue
Cylinder Diameter (in):
2 in
Cylinder Diameter (mm):
51 mm
Damping Type:
Gas
Extended Length:
15.4 in.
Extended Length:
390 mm
Grade Type:
Performance
Height (in):
3.4 in
Length (in):
26 in
Lower Mount Type:
Eyelet
Programming Required:
No
Upper Mount Type:
Threaded Stud
Weight (lb):
3.65 lb
Width (in):
4.4 in

Features and Benefits:

  • – Ball joints and other suspension components
  • – Bent or scratched piston rod
  • – Brakes
  • – Broken mounts
  • – Broken, damaged, or missing mounting hardware
  • – Cupped tire wear
  • – Damaged spring seat, spring, and spring isolator
  • – Dented reservoir tube
  • – Leaking oil or wetness along the body of the shock or strut
  • – Tires
  • To inspect your shocks to gauge wear, check for:
  • Your vehicle's shocks slowly deteriorate over time, though this wear is normally difficult to detect. Worn shocks can also cause additional wear to other vehicle components, so to maximize your vehicle's ride comfort, it is recommended to inspect your vehicle's shocks every year. Be sure to always refer to your Vehicle Owner's manual for additional vehicle maintenance practices. Potentially affected components include but are not limited to:

Specifications:

Country of Origin:
CA

Select a vehicle to narrow ACDelco 540-21 Shock Absorber fitment info!

Last Updated: 05/21/2023

Years Vehicle Per Vehicle Position Fit NotesFitment Notes
Chevrolet Avalanche 1500

5.3L V8 Flex OHV
2
 
Front
 
GM Original Equipment
PREMIUM SMOOTH RIDE CHAS PKG(ZW7)
RWD
 

Chevrolet Avalanche 1500



5.3L V8 Flex OHV

Front GM Original Equipment
PREMIUM SMOOTH RIDE CHAS PKG(ZW7)
RWD

2 Per Vehicle
Chevrolet Avalanche 1500

5.3L V8 Gas OHV
2
 
Front
 
GM Original Equipment
PREMIUM SMOOTH RIDE CHAS PKG(ZW7)
RWD
 

Chevrolet Avalanche 1500



5.3L V8 Gas OHV

Front GM Original Equipment
PREMIUM SMOOTH RIDE CHAS PKG(ZW7)
RWD

2 Per Vehicle


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