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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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Part# 40-111 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. Also included is a 1-1/4″ chrome moly, cross tube to reinforce the brackets and housing. Grade 8 hardware is included. No rod ends are included but SW insists that only 4130 chrome-moly rod ends be used with any 4-link system.” 40-111 instructions
Top tubes are 1-1/4″ x .095 chromoly, bottom tubes are 1-3/8″ x .095 chromoly. All tubes are 17-1/2″ long, each has 3/4-16 right hand and left hand tube ends welded in. Includes 5/8″ grade 8 bolts , nylock nuts and 4 (40-118-2) rear housing brackets. Does not include chassis brackets and rod ends.
1 X .156 DOM Tube, 17-1/2″ long, tapped 3/4 right, 3/4 left, used in 40-117 40-118 4-link kit NOTE: for upgraded tubes 1 1/4″ or 1 3/8″ 4-link bars, use 40-1111 & 40-1112
Upgrade to 1-3/8″ and diameter 1-1/4″ 4-link tubes. Kit Includes (1) 1 3/8 X .095 Chrome moly tube x 36″ long. (1) 1 1/4″ x .095 Chrome moly tube x 36″ long. (4) right hand threaded tube ends, (4) left hand threaded tube ends for 3/4 male rod end. Customer must cut tubes to length and weld tube ends in. NOTE: welded upgrade available Part# 40-111W