Your cart is currently empty!
1965-1966 GM A-Body Handling Package, 2S Lowering- Stage 3
- 1965-1966 GM A-Body Handling Package, 2? Lowering- Stage 3
- #3000 – Replacement rear end housing bushings.
- #4001 – Rear control arm Grade 8 hardware kit.
- #4004 – Front upper & lower Grade 8 hardware kit.
- #4029 – Tubular frame braces with hardware.
- #4032 – Tubular lower front a-arms with Delrin bushings.
- #4033-1 – Tubular upper front a-arms with Delrin bushings & ?? taller ball joints.
- #4034 – Solid 1? heat treated rear sway bar.
- #4035 – Heavy duty 1-1/4? front sway bar with new bushings & endlinks.
- #4038 – Tubular rear lower control arms with Roto-Joint.
- #4039 – Adjustable rear upper control arms with Roto-Joints.
- #4053 – 2? lowering springs, linear spring rates (530 lb/in front, 130 lb/in rear).
- (4) UMI SP series shocks, designed & tuned for optimum ride quality combined with responsive handling.
- 1.250? front sway bar for flat cornering, CNC bent from 4140 balanced with 1? solid heat formed rear sway bar.
- Big Block Engines: An additional 1/4 front end drop may occur on vehicles with full weight big block engines.
- Increased spindle height by 1/2? via tall upper ball joints for improved camber gain and a better contact patch. Works nicely in conjunction with lowering springs.
- Key Features:
- Lower a-arms feature UMI-built Delrin bushings and accept standard springs or coilovers.
- Rear trailing arms feature Poly and Roto-Joints as well as adjustable uppers for setting pinion angle and rear lateral location.
- Roto-Joints allow smooth articulation for improved handling and less bind.
- Since its introduction, UMI?s Stage 3 kit has been the choice for GM A-body owners looking to achieve great street manners combined with Pro-Touring handling capability. In this newest revision we?ve refined our parts list to provide the most common options in one convenient package. Simply click and enjoy the performance. Up front you?ll find Delrin lower a-arm bushings for precise steering along with ?? taller upper ball joints to plant that tires contact patch. Out back we include our popular Roto-Joints and an adjustable length upper control arm so the axle can articulate nicely after you?ve perfected the driveline angle. Sway bars are UMI?s tried and true 1-1/4? front and 1? rear for a great front to rear handling balance. We are especially proud to introduce our own ultra-premium springs built from CrSi wire and featuring 530 lb/in front and 130 lb/in linear rates. These carefully selected rates help your car split the difference between a comfortable ride and awesome handling. And what better to control the UMI springs than UMIs hot new SP series monotube shocks. The kit is available in beautiful red or black powder coat and is 100% designed, tested, manufactured and raced out of our shop in Philipsburg, PA ? USA.
- UMI SP series shocks feature monotube construction and designed & tuned for optimum ride quality combined with responsive handling.
- UMI springs feature ultra premium CrSi material with linear rates front and rear for consistent handling. (530 lb/in front, 130 lb/in rear).
- UMI?s Stage 3 Handling Kit Includes:
- Upper a-arms add caster for improved steering feel and straight line stability.
Loading fitment data...
UMI Performance
UMI Performance was founded in 2002 as a father/son business developing performance parts for GM and Ford products. They quickly began to focus on suspension upgrades for both older and late model muscle cars, and have become a leader in replacement and high-performance suspension components, from individual parts to entire kits.