WC Fab 60" Traction Bar Kit, 2001-2010 LB7/LLY/LBZ/LMM

Part# WCF100850


WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2001 thru 2010 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM Duramax Diesel Regular Cab Longbed, Crew Cab Shortbed, or Extended Cab Shortbed

​Traction bars are a necessary upgrade when increasing the horsepower to prevent the axle from twisting which can lead to broken u-joints, driveshafts, and even twisted axle housings. Wehrli Custom Fabrication's traction bar brackets bolt onto the bottom of the axle tube via the axle u-bolts and weld to the frame on the front end.


  • High quality serviceable RockJock Johnny Joints
  • Polyurethane bushings for decreased noise & vibrations
  • Lifetime warranty against bending or breaking to original purchaser


  • 60" Heavy duty bars
  • Poly bushings 
  • RockJock Johnny Joints
  • Frame side weld-on mounts
  • Axle side brackets
  • Grade 8 hardware
  • Custom color powder coat POWDERCOAT COLOR CHART


  • Front frame brackets can be bolted on, welding recommended for maximum strength & competition use
  • If you have a lift kit and your u-bolts face up instead of down like factory, use traction bar kit WCF100855
  • If your truck is on a big lift, please measure from your axle mounting point to your frame mounting point to ensure the bar length will work properly for your application before ordering
  • If you have an extended cab long bed or crew cab long bed truck use part number WCF100852
  • If you have a lift kit and your rear lift Block is taller than 5" or your total lift height is 6" or greater, use part number WCF100852
  • 15+ business days before shipment, this is a custom order part, once the order has been processed it CANNOT be canceled, returned, or refunded
  • If you enter a powdercoat color that is not listed on the chart, your order will be delayed as we will have to contact you to discuss the options. RAW Finish is NOT available!