What you get in our Standard kit
Fully welded box style ExtReme subframe with high clearance frame rails
Extra High Clearance, geometry enhanced Upper and Lower front control arms, powder coated gloss black and assembled with the best components available.
New ExtReme design aircraft spec 7075 T73 forged aluminum tall spindles with heavy duty C7 hubs.
Sweet Mfg. race tuned, high strength power rack and pinion steering unit
Adjustable, splined sway bar with your choice of spring rates
JRI single adjustable shock with Speedtech valving
Draco springs in your choice of spring rate
Engine frame stands for LS Chevy engines
Adjustable transmission crossmember fits most all transmission options
Features award winning IRS-
Up to 1,800 Horsepower
2″ of ride height adjustment
Cantilever shock design
All chassis shock and sway bar packages will be customized to your specific vehicle.
Factory steering columns may not be the right length for the correct steering shaft angle and may not work with the ExtReme suspension components. We recommend an Ididit steering column for best results. Please speak to us to obtain the correct part.
Black powder coating adds on $500, while some other colors add $550. C
**All frame orders will have a $250 crating fee plus truck freight shipping added on at the time of processing. Speedtech has several options for shipping and is dedicated to provide you with the best quality service and lowest cost available to your area. To save on shipping costs we recommend your subframe be delivered to a shipping terminal or a business with a loading dock and/or forklift access.
LS BILLET ENGINE ADAPTER PLATES + [+$140.00]
URETHANE ENGINE MOUNTS + [+$60.00]
LT1 LT4 ENGINE ADAPTER PLATES & MOUNT KIT + [+$200.00]
SOLID BODY MOUNT BUSHINGS + [+$159.00]
LSX 1 7/8″ STAINLESS STEEL CUSTOM HEADERS + [+$1,399.00]
LT1 LT4 1 7/8″ STAINLESS HEADERS + [+$1,499.00]
DOWN TUBE SUPPORT BARS + [+$359.00]
STEERING SHAFT KIT + [+$249.00]