Choppin' Block Full Chassis - 55-59 GM Truck

This Choppin' Block chassis has changed the way you lay out or coilover your 55-59 GM truck. Utilizes improved geometry, engineered to lay frame with less hassle. By utilizing the rack and pinion steering, you get smoother steering to give you a more late model truck driving experience. Lays up to a 30” tire front, 31” rear

IMAGES ARE FOR REPRESENTATIONAL PURPOSES ONLY. ACTUAL CHASSIS DESIGN MAY SLIGHTLY VARY. 

Ride Height:
Extreme Air Suspension: 4.5"-5" Ride Height
(Lays out on 30" FR / 31" RR)
Performance Air Suspension: 4.5"-5" FR / 5.5"-6" w/ 27" Tire
(Up To 8* Caster, Aired Out Height of 3")
Performance Coil-Over:  4.5"-5" FR / 5.5"-6" w/ 27" Tire
(Up To 8* Caster)

Track Width:
Extreme Air Suspension: 60" (55-59 is 58")
Performance Air Suspension:  62" (55-59 is 58")
Performance Coil-Over:  62" (55-59 is 58")

Features:

• Up to 15” wide rear wheel (12"wide for coilover)
• Narrows front track width
• Eliminates bump steer w/ rack & pinion and flipped tie rods
• Easy cam alignment adjustments
• Rear triangulated 4-link
• Modular bolt-together construction
• Positions engine low for hood clearance
• Accuair e-Level ready
• LS engines need F-body oil pan or Holley 302-2.
• The lower control arms are 1.5", 3/16" wall, and uppers are 1.00", 1/8" wall.

Advantages:

1. Cam bolts for alignment adjustment, no shims needed
2. Lifetime warranty
3. Keeps engine low in the frame to increase hood clearance
4. Uses tapered pin for the spindle, no need to drill spindle

Stage 1 Includes the Following:

• Full Frame, main crossmember, motor mounts and structural components
• Tubular control arms with bushings and ball joints
• Rack-n-Pinion hardware, with heim end for spindle
• KYB Shocks
• Engine Mounts
• Inner Frame Structure
• Body Drop Frame Body Mounts

Stage 2 Includes Everything in Stage 1 PLUS:

• Wilwood 2.5" Pro Spindles
• 9" Ford Housing w/ 31 Spline Axles (Customer Spec'd Width)
• Rack and Pinion

Stage 3 Includes Everything in Stage 1 & 2 PLUS:

• Slam Specialties SS7 Bags
• Pro Performance 14"/13" Revelator Brake Kit
  

Additional Options for All Stages

• Splined Front Sway Bar - 1.25"
• Splined Rear Sway Bar - 1.00"
• Battery Boxes - Single or Dual