Product Details

Lifting or leveling a 1999-2018 GMC Sierra 1500 (GMT800/GMT900/K2XX) changes what the dampers have to do. The Bilstein B8 shocks are built for that taller stance and stay composed on rough ground.

Bilstein has built suspension in Germany since 1954, and supplies the same engineering to manufacturers as original equipment. The build quality is the reason these outlast what they replace, and they are covered by a limited lifetime warranty.

Features

  • 46mm monotube design ensures consistent, fade-free performance in all conditions
  • Self-adjusting deflective disc valving reacts immediately to surface changes enabling maximum vehicle control
  • Remote reservoir increases shock oil capacity for greater heat dissipation
Specifications
Part Number 25-311297
Part Name Shock Absorber
Vehicle 1999-2018 GMC Sierra 1500
Chassis Code GMT800/GMT900/K2XX
Drivetrain 4WD
UPC 651860890937
Rear Lift Height 0 - 2 in.
Billet Reservoir Clamp Included Yes
Body Design Smooth Body (Non-Coilover)
Body Diameter (ID) 46 mm
Boot Included No
Collapsed Length 16.12 in. (409.5 mm)
Damping Adjustable No
Extended Length 26.33 in. (668.7 mm)
Finish Zinc Plated
Internal Design Monotube
Lower Mount Type Eye 14.4 mm
Reservoir Yes
Segment Light Truck
Series B8 5160
Spring Seat Included No
Upper Mount Type Eye 14.4 mm
Quantity Sold Individually
Notes Without ZX3 Electronic Suspension Package and Quadrasteer
Vehicle Fitment
  • 1999 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2000 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2001 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2002 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2003 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2004 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2005 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2006 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2007 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2008 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2009 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2010 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2011 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2012 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2013 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2014 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2015 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2016 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2017 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)
  • 2018 GMC Sierra 1500 4WD (GMT800/GMT900/K2XX)

Customer Reviews

Vehicle fitment

This product fits the vehicles listed below.

YearMakeModelDrivetrainNotes
1999GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2000GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2001GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2002GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2003GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2004GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2005GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2006GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2007GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2008GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2009GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2010GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2011GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2012GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2013GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2014GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2015GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2016GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2017GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer
2018GMCSierra 15004WDWithout ZX3 Electronic Suspension Package and Quadrasteer

Questions & Answers