Belltech Street Performance Twintube Steel Shock - Silver Paint - 4 to 5" Lowered - GM Full-Size SUV / Truck 1973-91 R060004XL M aluminum heads including the

M aluminum heads including the fast-burn aluminum heads and may be used on 1969 thru 1986 cast iron heads by drilling and tapping one hole for the upper mounting point

Mount to Block

Pins heat treated to the 52 Rockwell hardness scale

Triple Stealth 450

MegaShifter right hand drive

Belltech Street Performance Twintube Steel Shock - Silver Paint - 4 to 5" Lowered - GM Full-Size SUV / Truck 1973-91 R060004XL M aluminum heads including theStreet Performance Premium Replacement Twin Tube Gas Charged Shock Absorber for Lowered Truck and SUV See Application Gude For Fitment Large 45mm body diameters and twin tube design allow for larger oil volume and better heat dissipation leading to increased shock life Large 35mm piston and valves allow greater hydraulic control during quick wheel movements and long shock travel Low friction sealing and guide system? creates a quick reacting damper