The KYB Gas-a-just Rear Suspension Shock Absorber, part number 554348, is the ultimate solution for drivers seeking uncompromised performance and ride stability. Designed with precision for vehicles like the Chevrolet Express and GMC Savana, this high-pressure monotube shock allows for instantaneous performance adaptations, ensuring that your drive is smooth, responsive, and under control. Thanks to its dual working chambers, which include a dedicated hydraulic piston and high-pressure nitrogen gas, it minimizes aeration and eliminates fade, even under the most demanding conditions. Not only does the KYB Gas-a-just shock absorb bumps and shocks effectively, but it also enhances the handling dynamics of your vehicle, making it perfect for those who tow, have larger tires, or simply want to drive with confidence. Keep your vehicle's electronic safety systems functioning as intended while enjoying a ride that is comfortable and interrogatively connected to the road. Consider upgrading both rear shocks simultaneously for balanced suspension work, and explore complementary parts such as strut and shock mounts for a comprehensive suspension overhaul.

• Up to 25% more damping than OE shocks
• Ideal for vehicles with towing and larger tires
• Fade-free operation with monotube design
• Quickly responsive for improved steering
• Supports electronic safety system functionality

B-stop:	N
Compressed Length:	14.84 in
Dust Cover Included:	Y
Extended Length:	23.62 in
Internal Rebound Spring:	N
Lower Mount Type:	E2(14.6x42)
R-stop:	N
Stroke Length:	8.78 in
Upper Mount Type:	E3(61.6x87x0)

• GMC: 84301665
• GMC: 84301664
• Chevrolet: 25751139
• GMC: 25751139
• Chevrolet: 25751136
• Chevrolet: 20956380
• GMC: 25856173
• GMC: 25751137
• GMC: 84020665
• Gabriel: 77638
• Chevrolet: 25856173
• Chevrolet: 84301665
• Chevrolet: 20956377
• Chevrolet: 20956379
• GMC: 20956380
• Monroe Shocks & Struts: 911086
• Chevrolet: 84020665
• GMC: 20956377
• GMC: 25751136
• GMC: 20956379
• Chevrolet: 84301664
• Chevrolet: 25751137

• 2008-2024 Chevrolet Express 2500 | Position: Rear | Note: Monotube Performance Upgrade
• 2017-2024 Chrysler Pacifica | Position: Rear | Note: Monotube Performance Upgrade;w/ 17 inch wheels
• 2009-2023 Chevrolet Express 4500 | Position: Rear | Note: Monotube Performance Upgrade
• 2009-2023 GMC Savana 4500 | Position: Rear | Note: Monotube Performance Upgrade
• 2003-2007 Chevrolet Express 2500 | Position: Rear | Note: Monotube Performance Upgrade;(Exc. 7300 GVW)
• 2003-2007 GMC Savana 2500 | Position: Rear | Note: Monotube Performance Upgrade;(Exc. 7300 GVW)
• 2006-2023 Chevrolet Express 3500 | Position: Rear | Note: Monotube Performance Upgrade
• 2006-2023 GMC Savana 3500 | Position: Rear | Note: Monotube Performance Upgrade;w/o Lowered Rear Leaf Suspension
• 2008-2023 GMC Savana 2500 | Position: Rear | Note: Monotube Performance Upgrade
• 2006-2023 GMC Savana 3500 | Position: Rear | Note: Monotube Performance Upgrade
• 2006-2023 Chevrolet Express 3500 | Position: Rear | Note: Monotube Performance Upgrade;w/o Lowered Rear Leaf Suspension