Speed Engineering 4" Drop Hangers/Shackles for 1999-2006 GM TruckSuspension Engineering chassis and suspension components are designed and tested to create a high strength, durable product, with great fitment. Their manufacturing process employ automated tubing benders, CNC machining, and laser cut components. Features Include: Heavy Duty Mild Steel Construction Drop rear suspension a total of 4 inches Replaces factory front hangers & shackles Works great with Speed Engineering Suspension Engineering traction bar

Fits: 07-13 GM Silverado/Sierra 1500 2WD/4WD

Since these come as single bolt cams

Powdercoat in Black finish

The new BTR shaft rocker kit is ready for assembly using your existing stock rockers

NOTE: WILL NOT FIT 2014+ Gen 5 LT Engine Applications

Similar to our Elite Series camshafts

it will most often be used to deliver E85 to boosted engines

Automatic-equipped vehicles will require a minimum stall speed torque converter of 2

Lined Hose Clamps (6)

3 truck applications although we recommend the use of an aftermarket converter for best performance

SKU Description Quantity SRKR1-BASE BTR LS1/LS2 STAFT ROCK SYSYEM - STAND 2 SRKR1Shaft BTR LS1/LS2 STAFT ROCK SYSYEM - SHAFT 8 39541 BOLT FOR ROCKER STAND 24 SR/CLIP BTR ROCKER SHAFT SNAP RING 33 TK/BEARING-33 BTR ROCKER ARM TRUNNION BEARING KIT OF 33 1 TK/BOLTS/02-16 12-POINT M8-1

From Eaton: