HD Mounting Code Guide.pdf
https://gabriel.com/sites/default/files/2025_HD_Mounting_Code_Guide.pdf
Upper Mount Code
ES166
Stroke (in)
4.22
External Diameter Illustration
A
Compression (lb)
100
Features/Benefits
Durable, self-compensating piston seal design provides smooth, consistent performance throughout the shock life
Bore
1-3/8"
Dust Tube Material
Steel
Package Contents
1 Shock
Lower Mount Code
ES136
Features/Benefits 6
Durable, self-compensating piston seal design provides smooth, consistent performance throughout the shock life
California Proposition 65
Warning: Cancer & Reproductive Harm www.P65Warnings.ca.gov
Features/Benefits 5
Chromed piston rod offers longer seal life since it inhibits corrosion & ensures proper seal lubrication
Dust Tube
YES
Features/Benefits 4
Formulated shock oil for exceptional anti-fade performance
Features/Benefits 3
Solid steel eye rings & 360deg arc-welded end mounts deliver tough strength and durability, avoiding end mount failures for longer shock life
Rebound (lb)
320
Features/Benefits 2
Bore sizes vary to address specific cab designs and suspensions for ultimate ride comfort and durability
Features/Benefits 1
Heavy-duty shocks specially designed to optimize driver comfort by virtually eliminating vibration in truck cab suspensions
Recoil Cutoff
YES
Extended Length (in)
13.04
Strut Bearing Included
No
Collapsed Length (in)
9.33
Weight (lbs)
4.5