These replacement suspension chassis track bars for your GM car are just what you need to bring back the safety and integrity of your vehicle's suspension and steering.


  • Comes as a PAIR
    • Fits both LH (Driver Side) & RH (Passenger Side) REAR
    • Bolt to rear knuckles
    • Adjustable
  • Replaces Rearward Track Bars
  • Replaces one of many dealer part numbers including: 10319450, 10329689, 10329690, 10329694, 15235586, 15236248, 20930845
  • Track bars are new, not remanufactured or refurbished
  • Include new end bushings already installed
  • Commonly called by GM "Rear Knuckle Rods"

Worn loose bushings can cause excessive tire wear, popping or creaking, extra play in the steering system, and pose a serious safety concern. Replace those heavily rusted, rotted, or damaged track bars with the loose bushings with our high quality all in one replacements.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

  1. step : Removing the Wheel (0:51)
    • Loosen the lug nut covers with a 19mm socket
    • Pull off the center cap by hand
    • Loosen the lug nuts with the vehicle on the ground
    • Raise the vehicle with a floor jack
    • Secure the vehicle on jack stands
    • Remove the lug nuts
    • Pull off the wheel
  2. step : Removing the Brake Caliper (1:20)
    • Remove the two 13mm bolts from the brake caliper
    • Pry the brake pads into the caliper with a flat blade screwdriver to push in the pistons
    • Pull the caliper aside
  3. step : Loosening the Struts (1:54)
    • Remove the two 21mm nuts from the strut
    • Hammer the bolts out of the strut
    • Repeat Steps 1 through 3 on the opposite side
  4. step : Removing the Track Bar (3:05)
    • Apply penetrating oil to the track bar bolts
    • Hold the inside track bar bolt with a 21mm wrench
    • Loosen the inside track bar bolt with a 21mm socket and ratchet
    • Hold the outside track bar bolt with a 21mm wrench
    • Loosen the outside track bar nut with a 21mm socket and ratchet
    • Support the suspension carriage with a jack
    • Remove the four 18mm bolts from the carriage
    • Carefully lower the carriage
    • Remove the outside track bar nut
    • Pull the outside track bar bolt out
    • Pull down the track bar
    • Remove the inside track bar bolt
    • Pull the track bar down and out
  5. step : Preparing the New Track Bar (5:47)
    • Line up the new track bar with the old one
    • Thread a bolt through one end of both track bars to hold them in place
    • Adjust the new track bar until it matches the old one in length
  6. step : Installing the New Track Bar (6:14)
    • Raise the new track bar into place
    • Slide the inside track bar bolt and nut into place
    • Tighten the inside track bar bolt reliminarily
    • Slide the outside track bar bolt into place
    • Push the track bar onto the outside bolt
    • Fasten the washer and 21mm nut onto the outside track bar bolt
    • Raise the suspension carriage with the jack
    • Insert the four 18mm bolts into the carriage
  7. step : Reinstalling the Strut (7:54)
    • Insert the two 21mm bolts into the strut
    • Tap the bolts in with a hammer
    • Fasten the 21mm nuts onto the strut bolts
    • Tighten the 21mm nuts to 120 foot-pounds of torque
  8. step : Reinstalling the Brakes (8:34)
    • Slide the brake rotor on, if you had removed it previously
    • Put on the brake caliper
    • Insert the two 13mm bolts into the brake caliper
    • Repeat Steps 7 and 8 on the opposite side
  9. step : Tightening the Track Bar Bolts (9:04)
    • Lower the suspension onto jack stands
    • Tighten the track bar bolts
    • Tighten the track bar adjuster with two adjustable wrenches
  10. step : Reattaching the Wheel (9:40)
    • Slide the wheel into place
    • Start the lug nuts by hand
    • Tighten the lug nuts preliminarily
    • Lower the vehicle to the ground
    • Tighten the lug nuts to 100 foot-pounds in a crossing or star pattern
    • Reattach the center cap
    • Tighten the lug nut covers with a 19mm socket
    • Have the suspension professionally aligned

Tools needed for replacement:

    General Tools

  • Floor Jack
  • Jack Stands
  • Hammer

  • Materials, Fluids, and Supplies

  • Rust Penetrant

  • Pliers, Cutters & misc Wrenches

  • Adjustable Wrench

  • Ratchets & Related

  • Torque Wrench
  • Ratchet
  • A Piece of Pipe (for leverage)
  • 1/2 Inch Breaker Bar

  • Screwdrivers & Related

  • Pry Bar
  • Flat Blade Screwdriver

  • Sockets - Metric

  • 19mm Socket
  • 21mm Socket
  • 13mm Socket
  • 18mm Socket

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Vehicle Fit

  • 1997-2005 Buick Century Rear Rearward Lateral Link Pair Adjustable
  • 2005-2009 Buick LaCrosse Rear Rearward Lateral Link Pair Adjustable
  • 1997-2004 Buick Regal Rear Rearward Lateral Link Pair Adjustable
  • 2000-2013 Chevy Impala Rear Rearward Lateral Link Pair Adjustable
  • 2000-2007 Chevy Monte Carlo Rear Rearward Lateral Link Pair Adjustable
  • 1997-2003 Pontiac Grand Prix Rear Rearward Lateral Link Pair Adjustable

This part replaces:

  • OE # 10319450
  • OE # 10329689
  • OE # 10329690
  • OE # 10329694
  • OE # 15235586
  • OE # 15236248
  • OE # 20930845
  • Dorman 905-502
  • Moog K660276
Part #: 1ASFK01809

Ships Same Day for orders placed by 4 P.M. ET

How-to Video:

(10:38 min)