Description: Cognito Boxed BJ Control Arm Level Kit 01-10 GM Trucks -Stage 4 w Bilstein Shock Cognito Boxed Control Arm Leveling Kit w/ Pitman/Idler Arm, Torsion Keys & Bilstein Shocks LISTING IS FOR ONE COGNITO LEVELING KIT - CLKP-1002.7-90290 1 - COG-110-90290 (UCAK100010) Cognito Boxed Upper Arms - Ball Joint Style - Pair 2 - COG-BIL-LFK-GM8L-2001 Cognito / Bilstein 5100 Series Front Shocks - Pair 2 - COG-BIL-SR-GM8L Cognito / Bilstein 5100 Series Rear Shocks - Pair 1 - COG-110-90269 (TBAK8) Cognito Forged Torsion Leveling Keys - Pair 1 - COG-110-90247 (PISK2008) Cognito Pitman Idler Arm Support Steering Brace Kit ~ Stage 4 ~ Cognito Upper Control Arm Leveling Kit w/ Bilstein Shocks Upper Control Arms are:~ Ball Joint Style ~ Boxed Steel Construction ~ (NO Shock Mounts) ~ THE COGNITO KIT: ~ BOXED ARMS ~ NEW ~ The Cognito "BOXED STYLE" front upper control arms are now available and we have paired them with the correct front shocks. It is important to use the correct shocks due to length and internal strength being critical since the shock is also the droop limiter. By doing this Cognito has taken the suspension droop (top out) load off the upper ball joint and transfered it to the shock, which now acts as a limiting strap. This design extends the life of the upper ball joint greatly. Improved suspension travel is the key to a great ridding truck with leveled suspension. Cognito upper control arms, correct the upper ball joint angle that is a problem with the factory upper control arms after turning up the suspension. The alignment of the front end is also corrected so that it will fall into factory alignment specifications, something that is almost impossible on a leveled truck with the factory upper control arms. When used with the proper shocks or shock spacers, 28% more suspension travel can be achieved over stock. The Cognito upper control arms are supplied with bolt in serviceable upper ball joints as the factory arms use one time press in ball joint and in order to change them properly, a complete new upper control arm must be purchased. Please understand these arms do not actually lift the vehicle. You will need to adjust the torsion bars and or install lifting keys to get the vehicle to sit higher. These arms allow for the extra travel needed when adjusting the torsion keys. Some will say, adjusting the torsion keys or adding new lifting keys will automatically give you a harsh ride, thus blaming the torsion keys themselves. This is just simply not true, re-indexing the torsion bars does not change the spring rate of the torsion bar. That being said, there are other components necessary to do the job correctly and not cause the vehicle to experience a harsh ride. Things like incorrect shock length and extreme ball joint angles can cause the vehicle to ride rough. This kit has all the components to get the job done correctly and give you a better than factory ride!Tire Size: Cognito recommends a 285/75/R16 on a factory wheel or 8” wide aftermarket wheel with a 4.5” to 4.75” back space. Some minor trimming required. Please be aware the classic body 01-06 has more fender room than the 07-10 new body style. Some 285's with aggressive tread pattern can be too wide as well and may require some extra trimming. Note: A wheel alignment will be necessary after installing this kit. A torsion bar unloading tool is necessary to complete this installation safety. Tool sold separately! If you are unfamiliar with this procedure please have a qualified mechanic perform this upgrade. Applications: 2001-2010 - Chevy Silverado 1500HD, 2500, 2500HD, 3500 (2 & 4wd) 2001-2010 - GMC Sierra 2500, 2500HD, 3500 (2 & 4wd) Does NOT fit 1500 Light Duty Part # COG-CLKP-1002.7-90290 Powered by SixBit's eCommerce Solution
Price: 1449.99 USD
Location: Buena Park, California
End Time: 2024-09-16T16:34:56.000Z
Shipping Cost: 0 USD
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Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Brand: Cognito
Manufacturer Part Number: CLKP-1002.7-90290
Placement on Vehicle: Front, Left, Rear, Right
Lift Height: 3" Front
Part Type: Leveling Kit w/ Bilstein Shocks
Fitment Type: Performance/Custom
Interchange Part Number: BIL-LFK-GM8L-2001
Other Part Number: BIL-SR-GM8L
Custom Bundle: Yes
Modified Item: No
California Prop 65 Warning: Yes
Country/Region of Manufacture: United States
Year: 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010
Model Year: 01 02 03 04 05 06 07 08 09 10
Make: Chevy / GMC
Model: Silverado/Sierra 1500HD-3500HD
Part: Boxed Upper Control Arm Kit
Surface Finish: Powdercoat