4-Links & Components
Dial in your rear suspension geometry and maximize traction with 4-link kits and components from Quarter-Max. We manufacture high-strength 4-link bars, chassis brackets, axle housing brackets, rod ends, and precision adjustment hardware engineered to handle extreme horsepower and deliver ultimate launch consistency down the track.
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1/2 in. Bore x 3/4-16 Thread 4130 FK Rod End Kit
FK Rod Ends
$472.491/2 in. Bore x 3/4-16 Thread 4130 Rod End Kit Kit includes:• (4) FKB-RSMXL10-8T - 1/2 in. Bore x 3/4-16 Thread LH Male 4130 Rod Ends, PTFE Lined• (4) FKB-RSMX10-8T - 1/2 in. Bore x 3/4-16 Thread RH...FKB-000003$472.49 -
1/2 in. Bore x 3/4-16 Thread 4130 Rod End Kit
Aurora Bearing
$682.491/2 in. Bore x 3/4-16 Thread 4130 Rod End Kit Kit includes:• (4) AUR-XAB-8T-2 - 1/2 in. Bore x 3/4-16 Thread LH Male 4130 Rod Ends, PTFE Lined• (4) AUR-XAM-8T-2 - 1/2 in. Bore x 3/4-16 Thread RH...AUR-2151200$682.49 -
1/2 in. Bore x 5/8-18 Thread LH Male Poly Bushing
Steinjager
$54.991/2 in. Bore x 5/8-18 Thread LH Male Poly BushingPoly Bushing• LH• 5/8-18 Thread• 1/2 in. Bore• 1-1/2 in. WideNot intended for racing, street use only.STE-J0012128$54.99 -
1/2 in. Bore x 5/8-18 Thread RH Male Poly Bushing
Steinjager
$73.991/2 in. Bore x 5/8-18 Thread RH Male Poly BushingPoly Bushing• RH• 5/8-18 Thread• 1/2 in. Bore• 1-1/2 in. WideNot intended for racing, street use only.STE-J0012131$73.99 -
5/8 in. Bore x 3/4-16 Thread 4130 FK Rod End Kit
FK Rod Ends
$413.695/8 in. Bore x 3/4-16 Thread 4130 FK Rod End KitKit includes:• (4) FKB-RSMXL10 - 5/8 in. Bore x 3/4-16 Thread LH Male 4130 Rod Ends• (4) FKB-RSMX10 - 5/8 in. Bore x 3/4-16 Thread RH Male 4130 Rod...FKB-000002$413.69 -
5/8 in. Bore x 3/4-16 Thread 4130 Rod End Kit
Aurora Bearing
$514.494130 Rod End KitKit includes:• (4) AUR-XAB-10 - 5/8 in. Bore x 3/4-16 Thread LH Male 4130 Rod Ends• (4) AUR-XAM-10 - 5/8 in. Bore x 3/4-16 Thread RH Male 4130 Rod Ends• (4) AUR-JNL-1216 - 3/4-16...AUR-2151051$514.49 -
5/8 in. Bore x 3/4-16 Thread LH Male Poly Bushing
Steinjager
$59.995/8 in. Bore x 3/4-16 Thread LH Male Poly BushingPoly Bushing• LH• 3/4-16 Thread• 5/8 in. Bore• 1-1/2 in. WideNot intended for racing, street use only.STE-J0012242$59.99 -
5/8 in. Bore x 3/4-16 Thread Mild Steel FK Rod End Kit
FK Rod Ends
$212.095/8 in. Bore x 3/4-16 Thread Mild Steel FK Rod End KitKit includes:• (4) FKB-RSML10 - 5/8 in. Bore x 3/4-16 Thread LH Male Mild Steel Rod Ends• (4) FKB-RSM10 - 5/8 in. Bore x 3/4-16 Thread RH Male...FKB-000001$212.09 -
5/8 in. Bore x 3/4-16 Thread Mild Steel Rod End Kit
Aurora Bearing
$330.745/8 in. Bore x 3/4-16 Thread Mild Steel Rod End KitKit includes:• (4) AUR-XB-10 - 5/8 in. Bore x 3/4-16 Thread LH Male Mild Steel Rod Ends• (4) AUR-XM-10 - 5/8 in. Bore x 3/4-16 Thread RH Male Mild...AUR-2151011$330.74 -
5/8 in. Bore x 3/4-16 Thread RH Male Poly Bushing
Steinjager
$42.995/8 in. Bore x 3/4-16 Thread RH Male Poly BushingPoly Bushing• RH• 3/4-16 Thread• 5/8 in. Bore• 1-1/2 in. WideNot intended for racing, street use only.STE-J0012245$42.99 -
Extreme 1/8 in. Adjustable Billet 4-Link Chassis Brackets Kit
Quarter-Max
$3,125.84 - $5,127.14Ever since racers and builders alike have ranked the Quarter-Max's Extreme 1/8 in. Adjustable Billet 4-Link Chassis Brackets Kit as one of the most popular and beneficial upgrades you can make to...QM-201400-xx$3,125.84 - $5,127.14 -
Extreme Pro Series 4-Link Chassis Bracket Doubler Plate, Lower
Quarter-Max
$32.54Doubler plates are designed to weld to the 4-link brackets to add thickness and strength around the 4-link holes, while adding a minimal amount of weight. This additional strength increases bracket...QM-410892$32.54 -
Extreme Pro Series 4-Link Chassis Bracket Doubler Plate, Upper
Quarter-Max
$32.54Doubler plates are designed to weld to the 4-link brackets to add thickness and strength around the 4-link holes, while adding a minimal amount of weight. This additional strength increases bracket...QM-410891$32.54 -
QM 1/2 in. 4-Link Jigs
Quarter-Max
$26.23When bolted in place, these jigs maintain the proper spacing between your 4-link brackets while you weld them together. For 1/2 in. bolt holes. (Sold in Pairs) Â ÂQM-219806-.500$26.23 -
QM 1/2 in. NAS 4-Link Bolt Kit, 1.278 in. Grip
Quarter-Max
$157.49Get worry-free extra bolt strength, and precision fit reducing the slop in your four link system from our NAS bolt kit. Includes 8 NAS bolts, AN washers, and MilSpec nuts.Specifications:• Diameter:...QM-201102$157.49 -
QM 1/2 in. NAS 4-Link Bolt Kit, 1.555 in. Grip
Quarter-Max
$171.14Get worry-free extra bolt strength, and precision fit reducing the slop in your 4-link system from our NAS bolt kit. Includes 8 NAS bolts, AN washers, and MilSpec nuts. Longer bolts for 4-links with...QM-201102-2$171.14 -
QM 1/2 in. NAS 4-Link Bolt Kit, 1.555 in. Grip with 12 Point Nuts
Quarter-Max
$181.64Get worry-free extra bolt strength, and precision fit reducing the slop in your Four Link system from our NAS bolt kit. Includes 8 NAS bolts, AN washers, and 12 point ARP nuts. Longer bolts for Four...QM-201102-3$181.64 -
QM 4-Link Bar Kit, 1-5/8 in. OD x .120 in. with 7/8-14 Tube Adapters
Quarter-Max
$417.894-Link Bar Kit, 1-5/8 in. OD x .120 in. with 7/8-14 Tube AdaptersKit includes:• Qty-4 1-5/8 in. OD 4130 bars, 18 in. long x .120 in. wall - Material 4130• Qty-4 7/8-14 LH 4130 tube adapters•...QM-201202-4$417.89 -
QM 4-Link Kit with Billet Adjustable Shock Mounts
Quarter-Max
$676.99 - $948.99The Quarter-Max 4-Link Kit with Billet Adjustable Shock Mounts can be used in most sportsman and street/strip applications.This 4-link kit features our billet adjustable shock mounts, which offer a...QM-30003x$676.99 - $948.99 -
QM 5/8 in. 4-Link Jigs
Quarter-Max
$26.23Spacing made easy. When bolted in place, these jigs maintain the proper spacing between your 4-link brackets while you weld them together. For 5/8 in. bolt holes. (Sold in Pairs)QM-219806-.625$26.23 -
QM Extreme Pro Series 4-Link Chassis Brackets, 4130
Quarter-Max
$361.16 - $585.99Quarter-Max's Extreme Pro Series 4-link chassis brackets are manufactured in-house to high quality specifications with precise hole locations and smooth profiles. With 16 holes of adjustment, these...QM-410017-2 | QM-410017-3$361.16 - $585.99 -
QM Extreme Pro Series 4-Link Housing Brackets
Quarter-Max
$411.56Quarter-Max's Extreme Pro Series 4-link housing brackets are manufactured in-house to high quality specifications with precise hole locations and smooth profiles. With 19 holes of adjustment, these...QM-410019-11 | QM-410019-11D$411.56 -
QM Extreme Pro Series 4-Link Housing Brackets for Billet Adjustable Shock Mounts
Quarter-Max
$432.56 - $634.99Quarter-Max's Extreme Pro Series Four Link housing brackets are manufactured in-house to high quality specifications with precise hole locations and smooth profiles. With 19 holes of adjustment,...QM-410019-11-AS | QM-410019-11D-AS$432.56 - $634.99 -
QM Extreme Pro Series 4-Link Kit
Quarter-Max
$1,956.14Quarter-Max's Extreme Pro Series 4-Link Kit offers more strength and adjustability than our standard Pro Series kit. For extra strength, this kit features our high quality 1-1/2 in.x.095 in. 4130 Pro...QM-201214 | QM-201214-1$1,956.14 -
QM Extreme Pro Series 4-Link Kit with Billet Adjustable Shock Mounts
Quarter-Max
$2,013.99 - $2,178.99Quarter-Max's Extreme Pro Series 4-Link Kit offers more strength and adjustability than our standard Pro Series kit. This 4-Link kit features our billet adjustable shock mounts, which offer a wide...QM-201214-x$2,013.99 - $2,178.99 -
QM Extreme Pro Series Four Link Housing Bracket Doubler Plate, Lower
Quarter-Max
$19.99Doubler plates are designed to weld to the 4-link brackets to add thickness and strength around the 4-link holes, while adding a minimal amount of weight. This additional strength increases bracket...QM-410120-3$19.99 -
QM Extreme Pro Series Four Link Housing Bracket Doubler Plate, Upper
Quarter-Max
$24.14Doubler plates are designed to weld to the 4-link brackets to add thickness and strength around the 4-link holes, while adding a minimal amount of weight. This additional strength increases bracket...QM-410890$24.14 -
QM Extreme Series 4-Link Bar Kit, 1-1/2 in. OD x .095 in. W 4130 Tubes
Quarter-Max
$293.99Extreme Series 4-Link Bar Kit, 1-1/2 in. OD x .095 in. W 4130 TubesKit includes:• Qty-4 1-1/2 in. OD 4130 bars, 18 in. long x .095 in. wall• Qty-4 3/4-16 LH 4130 tube adapters• Qty-4 3/4-16 RH 4130...QM-201202-2$293.99 -
QM Extreme Series 4-Link Bar Kit, 1-5/8 in. OD x .120 in. W 4130 Tubes
Quarter-Max
$417.89Extreme Series 4-Link Bar Kit, 1-5/8 in. OD x .120 in. W 4130 TubesKit includes:• Qty-4 1-5/8 in. OD 4130 bars, 18 in. long x .120 in. wall• Qty-4 3/4-16 LH 4130 tube adapters• Qty-4 3/4-16 RH 4130...QM-201202-3$417.89 -
QM Heavy Duty 4-Link Bar Kit, 1-3/8 in. OD x .095 in. W 4130 Tubes
Quarter-Max
$220.49Heavy Duty 4-Link Bar Kit, 1-3/8 in. OD x .095 in. W 4130 TubesKit includes:• Qty-4 1-3/8 in. OD 4130 bars, 18 in. long x .095 in. wall• Qty-4 3/4-16 LH 4130 tube adapters• Qty-4 3/4-16 RH 4130...QM-201202-1$220.49 -
QM Pro Series 4-Link Bar Kit, (4-link) 1-1/4 in. OD x .095 in. W 4130 Tubes
Quarter-Max
$209.99Pro Series 4-Link Bar Kit, 1-1/4 in. OD x .095 in. W 4130 TubesKit includes:• Qty-4 1-1/4 in. OD 4130 bars, 18 in. long x .095 in. wall• Qty-4 3/4-16 LH 4130 tube adapters• Qty-4 3/4-16 RH 4130 tube...QM-201202$209.99 -
QM Pro Series 4-Link Chassis Brackets, 4130, 13 in. Notch
Quarter-Max
$251.96 - $443.99Quarter-Max's Pro Series 4-link chassis brackets were designed to hold up to high horsepower and have been race proven on Quarter-Max Race Cars for years. They are manufactured in-house to high...QM-410017-1 | QM-410017-1D$251.96 - $443.99 -
QM Pro Series 4-Link Chassis Brackets, Blank - No Notches (Universal)
Quarter-Max
$214.16Quarter-Max's Pro Series 4-link chassis brackets were designed to hold up to high horsepower and have been race proven on Quarter-Max Race Cars for years. They are manufactured in-house to high...QM-410017-4 | QM-410017-5$214.16 -
QM Pro Series 4-Link Housing Bracket Doubler Plate, Lower
Quarter-Max
$31.49Doubler plates are designed to weld to the 4-link brackets to add thickness and strength around the 4-link holes, while adding a minimal amount of weight. This additional strength increases bracket...QM-410687-1$31.49 -
QM Pro Series 4-Link Housing Bracket Doubler Plate, Upper
Quarter-Max
$24.14Doubler plates are designed to weld to the Four Link brackets to add thickness and strength around the Four Link holes, while adding a minimal amount of weight. This additional strength increases...QM-410687-2$24.14 -
QM Pro Series 4-Link Housing Brackets
Quarter-Max
$256.16 - $539.99Quarter-Max's Pro Series 4-link housing brackets were designed to hold up to high horsepower and have been race proven on Quarter-Max race cars for years. They are manufactured in-house to high...QM-410019-x$256.16 - $539.99 -
QM Pro Series 4-Link Kit
Quarter-Max
$1,117.99 - $1,701.99Quarter-Max's Pro Series Four Link Kit was designed to hold up to high horsepower and has been race proven on Quarter-Max for years. This kit features our high quality 1-1/4 in.x.095" 4130 Pro Series...QM-201211$1,117.99 - $1,701.99 -
QM Pro Series 4-Link Kit with Billet Adjustable Shock Mounts
Quarter-Max
$1,331.39 - $2,021.24Quarter-Max's Pro Series 4-Link Kit was designed to hold up to high horsepower and has been race proven on Quarter-Max race cars for years. This 4-link kit features our billet adjustable shock...QM-30002x$1,331.39 - $2,021.24 -
QM Pro Series Four Link Chassis Bracket Doubler Plate for Blank - No Notch (Universal) Brackets, Lower
Quarter-Max
$24.14Doubler plates are designed to weld to the 4-link brackets to add thickness and strength around the 4-link holes, while adding a minimal amount of weight. This additional strength increases bracket...QM-411003$24.14 -
QM Pro Series Four Link Chassis Bracket Doubler Plate for Blank - No Notch (Universal) Brackets, Upper
Quarter-Max
$31.49Doubler plates are designed to weld to the 4-link brackets to add thickness and strength around the 4-link holes, while adding a minimal amount of weight. This additional strength increases bracket...QM-411002$31.49