HomeBody > Glass, Windows and Related ComponentsStabilus 4B-423049 Back Glass Lift Support
Part #: 4B-423049

Stabilus 4B-423049 Back Glass Lift Support

7 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$25.93Free 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: Jeep, Wrangler JK and Wrangler
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Stabilus Back Glass Lift Support for Jeep Wrangler

The Stabilus 4B-423049 Back Glass Lift Support is engineered specifically for Jeep Wrangler and Wrangler JK models. Designed to provide reliable support and smooth operation, this lift support ensures your vehicle's back glass opens and closes with ease and stability.

  • Compatible with Jeep Wrangler and Wrangler JK models
  • Compressed length: 13.465 inches (342 mm)
  • Extended length: 19.685 inches (500 mm)
  • Rod diameter: 8 mm (0.315 inches)
  • Tube diameter: 18 mm
  • Force rating: 190 N (43 lbs)
  • Rod connection and shaft connection use durable plastic sockets

Technical Specifications and Features

This back glass lift support from Stabilus offers precise dimensions to match the original equipment specifications for Jeep Wrangler vehicles. The compressed length of 13.465 inches (342 mm) and extended length of 19.685 inches (500 mm) provide the necessary range of motion for the back glass. The rod diameter of 8 mm and tube diameter of 18 mm ensure structural integrity and smooth operation. With a force rating of 190 Newtons (43 pounds), this lift support delivers consistent lifting power to hold the back glass securely in place.

Purpose and Common Applications

  • Supports the rear glass hatch or window on Jeep Wrangler and Wrangler JK models
  • Replaces worn or failing lift supports that cause difficulty in opening or holding the back glass
  • Eliminates issues with back glass sagging or closing unexpectedly
  • Restores smooth and controlled lift and lowering of the rear glass
  • Prevents damage to the back glass and surrounding components due to improper support

Installation Notes and Tips

Installation of the Stabilus 4B-423049 Back Glass Lift Support is straightforward with basic hand tools. The plastic socket rod end attachments allow for secure and easy connection to the vehicle’s mounting points. It is recommended to replace lift supports in pairs to maintain balanced operation. Ensure the lift support is fully extended and compressed during installation to verify proper fitment and function. Always follow vehicle-specific service manual instructions for safety.

Quality Assurance and Warranty

Stabilus is a recognized manufacturer of automotive lift supports known for precision engineering and durability. This back glass lift support is manufactured to meet or exceed OEM standards for fit, form, and function. While no specific warranty information is provided, Stabilus products typically come with manufacturer-backed quality assurance to ensure reliable performance in Jeep Wrangler and Wrangler JK applications.

BrandStabilus
Part Number4B-423049
Y
Y
Body0.709
Compressed Length13.465
Compressed Length342
Extended Length19.685
Extended Length500
Force (N)190
Force Lbs43
Hardware KitNO
Rod ConnectionPLASTIC SOCKET
Rod Dia (IN)0.315
Rod Diameter8
Rod End Attachment Dia (IN)0.394
Rod End Attachment Dia (MM)10
Shaft0.315
Shaft ConnectionPLASTIC SOCKET
Tube ConnectionPLASTIC SOCKET
Tube Dia (IN)0.709
Tube Diameter18
Tube End Attach Dia (IN)0.394
Tube End Attach Dia (mm)10

This part fits 7 vehicles. Search below:

YearMakeModelPositionNotes
2018JeepWrangler JKN/A
2017JeepWranglerN/A
2016JeepWranglerN/A
2015JeepWranglerN/A
2014JeepWranglerN/A
2013JeepWranglerN/A
2012JeepWranglerN/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:

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