Dirt King 2.5 DCA Piggyback Reservoir Rear Shocks for 2019-2025 Chevy/GMC 1500 (DK-636889R)

Stock shocks fade fast. These don’t.

Dirt King 2.5 DCA reservoir rear shocks are built for drivers who demand more control, durability, and confidence off-road. Engineered for aggressive terrain and high-speed suspension movement, these shocks dramatically improve ride stability while maintaining predictable handling on the street and trail.

Technical Specifications

• Dual Compression Adjuster (DCA) allows precise tuning of both low and high speed compression damping
• Hard-anodized 6061 aluminum shock bodies (2.5")
• 10-position compression adjusters on each knob for fine tuning
• Induction-hardened 7/8" shafts
• Allows up to 1” of lift
• Increased suspension travel
• Vehicle specific valving providing optimal ride comfort
• Aluminum body for cooler operation and corrosion resistance
• Remote reservoir improves cooling and helps maintain consistent damping during aggressive off-road driving
• Direct bolt-on replacement that uses factory shock mounting location
• Maxima custom oil blend. The proprietary light viscosity semi-synthetic oil blend is low friction and extremely resistant to high operating temperatures

What's Included

• 2.5 DCA shocks with Piggyback reservoirs
• Shock shaft boots
• All necessary mounting hardware
• Installation instructions

Vehicle Fitment

• 2019-2025 Chevy/GMC 1500
• 2019-2025 Chevy Silverado 1500 2WD / 4WD
• 2019-2025 GMC Sierra 1500 2WD / 4WD

Backed by Dirt King's one-year warranty.

Why Buy Dirt King Shocks from iShock?

iShock Suspension is a factory-authorized Dirt King dealer, installation facility, and approved warranty service center.

That means every Dirt King shock we sell can be supported directly through our shop — including installation guidance, suspension setup advice, rebuilds, tuning, and warranty processing handled in-house.

You’re not just buying shocks — you’re buying performance and a support system.