Home› Body > Glass, Windows and Related Components› StrongArm 4185 Back Glass Lift Support
StrongArm 4185 Back Glass Lift SupportOE Quality 60-Day Returns
Part #: 4185

StrongArm 4185 Back Glass Lift Support

57 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$22.29Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Cadillac, Chevrolet, and GMC, Escalade, Escalade ESV, Escalade EXT, Suburban 1500, Suburban 2500, Tahoe, Yukon, Yukon XL 1500, and Yukon XL 2500
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Back Glass Lift Support options

StrongArm Back Glass Lift Support Overview

The StrongArm 4185 Back Glass Lift Support is engineered specifically for select Cadillac, Chevrolet, and GMC SUVs and trucks. Designed to provide reliable support and smooth operation, this lift support is an essential replacement part for your vehicle's rear glass lift system.

  • Compressed length: 11.31 inches
  • Extended length: 18.06 inches
  • Cylinder outside diameter: 15.0 mm
  • Stroke length: 6.75 inches
  • Inner shaft diameter: 6.0 mm
  • Steel outer cylinder with black finish
  • Ball socket nylon ends: 10mm and 8mm
  • Maximum force rating: 45.0 lbs
  • Materials include rubber and Teflon components

Technical Details and Compatibility

The StrongArm 4185 lift support is a specific fit part designed for rear glass applications on Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Suburban 1500, Suburban 2500, Tahoe, and GMC Yukon, Yukon XL 1500, Yukon XL 2500 models. Its steel outer cylinder ensures durability, while the black finish provides corrosion resistance. The lift support features nylon ball socket ends sized at 10mm and 8mm for secure attachment points. With a stroke length of 6.75 inches and a maximum force of 45 lbs, it offers consistent lift assistance for the back glass.

Common Applications and Problem Resolution

  • Supports smooth opening and closing of rear lift glass
  • Replaces worn or weak lift supports causing glass to sag or close abruptly
  • Eliminates rattling or loose rear glass lift operation
  • Restores proper lift force to prevent damage to glass or hinges
  • Prevents lift glass from failing to stay open during loading or unloading

Installation Notes and Tips

Installation of the StrongArm 4185 back glass lift support requires removal of the old lift support and attachment of the new unit using the ball socket ends. Ensure the correct orientation of the 10mm and 8mm nylon ball sockets to match factory mounting points. It is recommended to support the rear glass during installation to avoid injury or damage. No internal rebound spring is present, so handle with care to avoid sudden movement. Verify full extension and compression to confirm proper fitment before finalizing installation.

Quality Assurance and Warranty

Manufactured with steel and durable materials such as rubber and Teflon, the StrongArm 4185 lift support is built to meet OEM specifications for strength and longevity. While no internal rebound spring is included, the design ensures consistent performance under normal operating conditions. This part is backed by StrongArm's quality standards and is compatible with specific Cadillac, Chevrolet, and GMC models as listed. Please consult manufacturer warranty details for coverage information.

BrandStrongArm
Part Number4185
Compressed Length11.31
Cylinder Outside Diameter15.0
End 1 TypeBall Socket (Nylon) 10mm
End 2 TypeBall Socket (Nylon) 8mm
Extended Length18.06
Inner Shaft Diameter6.0
Internal Rebound SpringNo
MaterialsRubber
MaterialsTeflon
Maximum Force45.0
Outer Cylinder ColorBlack
Outer Cylinder MaterialSteel
Stroke Length6.75
Universal Or Specific FitSpecific

This part fits 57 vehicles. Search below:

YearMakeModelPositionNotes
2006CadillacEscaladeN/A
2006CadillacEscalade ESVN/A
2006CadillacEscalade EXTN/A
2006ChevroletSuburban 1500N/A
2006ChevroletSuburban 2500N/A
2006ChevroletTahoeN/A
2006GMCYukonN/A
2006GMCYukon XL 1500N/A
2006GMCYukon XL 2500N/A
2005CadillacEscaladeN/A
2005CadillacEscalade ESVN/A
2005CadillacEscalade EXTN/A
2005ChevroletSuburban 1500N/A
2005ChevroletSuburban 2500N/A
2005ChevroletTahoeN/A
2005GMCYukonN/A
2005GMCYukon XL 1500N/A
2005GMCYukon XL 2500N/A
2004CadillacEscaladeN/A
2004CadillacEscalade ESVN/A
2004CadillacEscalade EXTN/A
2004ChevroletSuburban 1500N/A
2004ChevroletSuburban 2500N/A
2004ChevroletTahoeN/A
2004GMCYukonN/A
2004GMCYukon XL 1500N/A
2004GMCYukon XL 2500N/A
2003CadillacEscaladeN/A
2003CadillacEscalade ESVN/A
2003CadillacEscalade EXTN/A
2003ChevroletSuburban 1500N/A
2003ChevroletSuburban 2500N/A
2003ChevroletTahoeN/A
2003GMCYukonN/A
2003GMCYukon XL 1500N/A
2003GMCYukon XL 2500N/A
2002CadillacEscaladeN/A
2002CadillacEscalade EXTN/A
2002ChevroletSuburban 1500N/A
2002ChevroletSuburban 2500N/A
2002ChevroletTahoeN/A
2002GMCYukonN/A
2002GMCYukon XL 1500N/A
2002GMCYukon XL 2500N/A
2001ChevroletSuburban 1500N/A
2001ChevroletSuburban 2500N/A
2001ChevroletTahoeN/A
2001GMCYukonN/A
2001GMCYukon XL 1500N/A
2001GMCYukon XL 2500N/A
2000CadillacEscaladeN/A
2000ChevroletSuburban 1500N/A
2000ChevroletSuburban 2500N/A
2000ChevroletTahoeN/A
2000GMCYukonN/A
2000GMCYukon XL 1500N/A
2000GMCYukon XL 2500N/A

* 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:

15029087150290884185510-1012819-6035901665D4185D95334SG330025

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

Related Articles