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Sales & Service Hours

Customer Service

  • Monday to Friday: 8am - 6pm EST
  • Saturday/Sunday: Closed


  • Monday to Saturday: 8am - 11pm EST
  • Sunday: 9am - 10pm EST

ProRyde SuperBLOK Leaf Spring Spacers 52-1200G

Product Information
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  • Adjustable 1" - 2"


  • Made from cast iron to withstand the most demanding applications
  • Black e-coated for a durable finish
  • Integrated built-in center pins
  • 9 interlocking points of contact
  • Includes new OEM grade U-bolts & hardware
  • 3-in-1 design allows rear lift options of 1", 1.5", 2" on most models
  • Limited lifetime warranty

Join the Adjustable rear lift kit revolution with the ProRYDE SuperBLOK spring blocks. Instead of settling with an old-fashion, non-adjustable kit, go with one that you can decide how high of a rake you want.

These Adjustable Rear blocks are made out of cast iron and replace your factory blocks. The SuperBlok will increase your rake, to improve your towing performance and the look of your ride. With their patented 3-in-1 design allows your truck rear to be lifted 1", 1.5", or 2" depending on your set up.

Installing this rear block kit is easy, average install time is about an hour to an hour and a half. ProRyde SuperBLOK Rear blocks comes with mounting hardware and OEM grade U-bolts so there is no need to worry about if you have everything for your install.

Don't let a non-adjustable rear block decide your ride height. Take control and choose your rake height with ProRyde SuperBLOK spring blocks, order it today!

View Available Part Numbers For This Product Line


  • 2002-2007 Chevy Avalanche w/ 8 lug wheels
  • 1988-1998 Chevy C/K Pickup 1500 4WD
  • 1999-2006 Chevy Silverado 1500 w/ 8 lug wheels
  • (2007) Chevy Silverado 1500 Classic, w/ 8 lug wheels
  • 1999-2004 Chevy Silverado 2500 w/ 8 lug wheels
  • 2005-2006 Chevy Silverado 2500
  • (2007) Chevy Silverado 2500 Classic
  • (2007) Chevy Silverado 2500 New Body
  • 2008-2010 Chevy Silverado 2500
  • 2001-2006 Chevy Silverado 3500
  • (2007) Chevy Silverado 3500 Classic
  • (2007) Chevy Silverado 3500 New Body
  • 2008-2010 Chevy Silverado 3500
  • 2000-2013 Chevy Suburban w/ 8 lug wheels
  • 1999-2006 GMC Sierra 1500 w/ 8 lug wheels
  • (2007) GMC Sierra 1500 Classic, w/ 8 lug wheels
  • 1999-2004 GMC Sierra 2500 Heavy Duty
  • 2005-2006 GMC Sierra 2500
  • (2007) GMC Sierra 2500 Classic
  • (2007) GMC Sierra 2500 New Body
  • 2008-2010 GMC Sierra 2500
  • 2001-2006 GMC Sierra 3500
  • (2007) GMC Sierra 3500 Classic
  • (2007) GMC Sierra 3500 New Body
  • 2008-2010 GMC Sierra 3500
  • 2000-2013 GMC Yukon XL w/ 8 lug wheels
  • 2003-2009 Hummer H2 4WD, w/ Leaf Springs


Limited Lifetime Warranty

ProRyde backs all of their suspension components including the SuperBLOK rear block kits with a lifetime warranty against defects in materials or workmanship.


ProRyde SuperBLOK rear block kits are simple and easy to install.  Most block kits can be installed within 2 hours.  We also send an easy step by step instruction guide but if you don't feel comfortable installing this rear block kit, you can go to any body shop they would be able to install it for you. For additional information or if you have any questions, please feel free to contact one of our customer service representatives Monday through Sunday.

PDF Icon ProRyde 52-1200G Installation Instructions