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Kit includes; chrome moly 1-3/8″ tubular lower swing arm, 1-1/4″ chrome moly upper links with right and left hand threaded tube end, FK rod ends are 3/4′ diameter shank 5/8″ diameter hole
3/4 X 5/8 Rod Ends
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The Ultra-Pro laser link 4-link system from SW Race Cars features the optimum in tuning adjustments, 144 possible instant centers and is designed to withstand even the most severe drag race applications. The top bars are 1-1/4 x .095″ 4130 chrome moly tubing and the bottom bars are 1-3/8″ x .095″ 4130 chrome moly tubing. Weld in tube adapters feature wrench flats for easy adjustability. All brackets are 4130 chrome moly steel and precision, water-jet cut with 5/8″ holes for super strength and a wide range of adjustments. Frame brackets 40-117-1 and housing brackets 40-117-1. Also included is a 1-1/4″ chrome moly, cross tube to reinforce the brackets and housing. Grade 8 hardware is included and 8 high-quality 4130, American made chrome-moly 3 piece spherical rod ends.
The laser link features (4) 17 1/2″ Long Heavy duty, 1″x.156″ wall links. Links are direct threaded 3/4-16 left hand on one end 3/4-16 right hand on the other and feature oversize hex nuts for quick, easy adjustments. Each laser link comes complete with 5/8″ grade 8 hardware. SW insists that only chromoly rod ends be used with any 4-link system. Rod ends jam nuts not included.
Upgrade to 1-3/8″ and diameter 1-1/4″ 4-link tubes. Kit Includes (2) 1 3/8 X .095 Chrome moly tube 17-1/2″ long (40-1112). (2) 1-1/4″ X .095 Chrome moly tube 17-1/2″ long. right hand threaded tube ends and left hand threaded tube ends for 3/4 male rod end welded in. Direct replacement tubes for most S&W 4-link kits with 1″ diameter tubing . Note: unwelded upgrade available Part# 40-111U.
PRO 500, 210 INSTANT CENTER ADJUSTMENTS, 4-LINK CHROME MOLY BRACKETS with 3/4″ X 1/2″ ROD ENDS, (4) 40-135CM-5 3/16″ CHROME MOLY CHASSIS (4) CHROME MOLY HOUSING BRACKETS (2) 40-135CM-4 (2)#40-135CM-2, CHROME MOLY 4-LINK TUBES, 1-1/4″ X 095 TOP TUBES, 1-3/8″ BOTTOM TUBES, LT RT HAND ROD ENDS w/3/4″ SHANK 1/2″ HOLESLT RT HAND THREADED TUBE ENDS, INCLUDES ROD END PACKAGE 40-136 GRADE 8 HARDWARE, FRONT OF CHASSIS BRACKETS ARE STRAIGHT, OPTIONAL 4-LINK HOLE DOUBLER 40-135CM-DBL, 4-LINK BRACKETS HAVE 1/2″ HOLES FOR ROD ENDS