Shocks, Springs & Accessories
Fine-tune your front and rear suspension for maximum traction with drag racing shocks, springs, and accessories from Quarter-Max. We offer high-performance coilover shocks, precision-rated race springs, shock mounting hardware, and adjustment tools engineered to control weight transfer and deliver consistent launches down the track.
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QM Billet Adjustable Threaded Shock Mounts, 3/4" Wide
Quarter-Max
$125.99Easily mount your coil-over shocks with our billet adjustable shock mounts, which offer a wide range of adjustability over a fixed shock mount location.The billet shock mount utilizes 3/8" grade 8...QM-300000$125.99 -
QM Nitrogen Bottle
Quarter-Max
$176.39Replacement nitrogen bottle for the Nitrogen Shock Filling Kit #219527.Bottle comes unfilled.QM-219528$176.39 -
QM Nitrogen Shock Filling Kit
Quarter-Max
$359.09This Nitrogen Shock Filling Kit includes a 2.5 lb bottle and an adjustable regulator with a hose and air chuck.Hose rated up to 300 psi working pressure. Bottle comes unfilled.QM-219527$359.09 -
QM Penske Shock Mount
Quarter-Max
$9.44Penske shock mount is made of 0.050" thick 4130 chromolyQM-410167$9.44 -
QM Penske Spring Guide
Quarter-Max
$43.04Guides spring into spring seat and helps to protect threads on the shock. Fits 8760 and 7500 series shock only. Sold EachQM-420527$43.04 -
QM Shock Canister Mount, Bolt-on
Quarter-Max
$102.89Secure your remote shock reservoirs with this rugged, heavy-duty bolt-on canister mount. Built for off-road enthusiasts and high-performance custom builds, this mounting kit ensures your shock...QM-219531$102.89 -
$110.24 -
QM Shock Inflation Unit
Quarter-Max
$62.99Add nitrogen to your Penske shocks with this unit. Comes with CaseQM-214308-1$62.99 -
QM Shock Mounting Jig
Quarter-Max
$18.89This Shock Mounting Jig is made of 1/4" 6061-T6 aluminum. It has 1/2" holes with 3 mounting locations: 13-3/4", 14-3/4", and 15-3/4".Sold each.QM-430075$18.89 -
QM Shock Packers
Quarter-Max
$41.90This new item is used to limit travel on your shocks. This design allows the Packer to slip over the shock shaft and it will stay in place. You can stack as many Packers as you need on top of each...QM-410779$41.90 -
QM Shock Pressure Gauge
Quarter-Max
$174.29This handy gauge is used to check the pressure in your Penske shocks. Can also be used to accurately fill the shocks.QM-214308$174.29 -
QM Spanner Wrench, 180 Degree, Plated
Quarter-Max
$24.14This 180 degree spanner wrench is specifically designed for the springs on coil over shocks. Eliminate the old hammer/screwdriver technique with this wrench. Plated.QM-410018$24.14 -
QM Spring Spacers
Quarter-Max
$56.69Use these 1” spring spacers to give your car a lift. For 2-1/2” I.D. springs. Sold as a pair.QM-201213$56.69 -
QM Upper Shock Crossmember
Quarter-Max
$59.84Our Upper Shock Crossmember mounts easily between the rear frame rails. It also provides added strength while allowing for accurate shock mounting.QM-201110$59.84 -
QM Upper Shock Mount Kit
Quarter-Max
$27.29Universal upper and lower coil over shock mounts. For applications that don't require adjustable mounts. Kit will mount one (1) pair of shocks.QM-201209$27.29 -
Quarter-Max Threaded Shock Mounts
Quarter-Max
$49.99Made from 7/8" .210 tube. Utilizes ½"-20 threads. Comes with bolts and rod end misalignment spacers.QM-201210$49.99 -
Spanner Wrench, 90 Degree, Plated
Quarter-Max
$23.09This 90 degree spanner wrench is specifically designed for the springs on coil over shocks or struts. Eliminate the old hammer/screwdriver technique with this wrench.QM-410736$23.09 -
Strange 3.36" Single Adjustable Shock
Strange Engineering
$195.00This coil-over shock is designed to simplify the process of tuning your suspension. When adjustments become necessary to a drag race vehicle, Strange shocks prove to be a valuable tool to alter the...STR-S5203$195.00 -
Strange 3.86" Double Adjustable Shock
Strange Engineering
$325.00Double adjustable coil-over shocks are offered to drag racers requiring more control of the suspension system. The double adjustable shock offers all the benefits of the single adjustable shock, but...STR-S5004A$325.00 -
Strange 3.86" Double Adjustable Shock Package, Includes Shocks, Springs, Spring Seat Bearing Kit
Strange Engineering
$695.00Double adjustable coil-over shocks are offered to drag racers requiring more control of the suspension system. The double adjustable shock offers all the benefits of the single adjustable shock, but...STR-S5004$695.00 -
Strange 3.86" Single Adjustable Shock
Strange Engineering
$195.00This coil-over shock is designed to simplify the process of tuning your suspension. When adjustments become necessary to a drag race vehicle, Strange shocks prove to be a valuable tool to alter the...STR-S5204$195.00 -
Strange 4.64" Double Adjustable Shock
Strange Engineering
$325.00Double adjustable coil-over shocks are offered to drag racers requiring more control of the suspension system. The double adjustable shock offers all the benefits of the single adjustable shock, but...STR-S5005A$325.00 -
Strange 4.64" Double Adjustable Shock Package, Includes Shocks, Springs, Spring Seat Bearing Kit
Strange Engineering
$695.00Double adjustable coil-over shocks are offered to drag racers requiring more control of the suspension system. The double adjustable shock offers all the benefits of the single adjustable shock, but...STR-S5005$695.00 -
Strange 4.64" Single Adjustable Shock
Strange Engineering
$195.00This coil-over shock is designed to simplify the process of tuning your suspension. When adjustments become necessary to a drag race vehicle, Strange shocks prove to be a valuable tool to alter the...STR-S5205$195.00 -
Strange 5.52" Double Adjustable Shock
Strange Engineering
$325.00Double adjustable coil-over shocks are offered to drag racers requiring more control of the suspension system. The double adjustable shock offers all the benefits of the single adjustable shock, but...STR-S5006A$325.00 -
Strange 5.52" Double Adjustable Shock Package, Includes Shocks, Springs, Spring Seat Bearing Kit
Strange Engineering
$695.00Double adjustable coil-over shocks are offered to drag racers requiring more control of the suspension system. The double adjustable shock offers all the benefits of the single adjustable shock, but...STR-S5006$695.00 -
Strange 5.52" Single Adjustable Shock
Strange Engineering
$195.00This coil-over shock is designed to simplify the process of tuning your suspension. When adjustments become necessary to a drag race vehicle, Strange shocks prove to be a valuable tool to alter the...STR-S5206$195.00 -
Strange 6.52" Double Adjustable Shock
Strange Engineering
$325.00Double adjustable coil-over shocks are offered to drag racers requiring more control of the suspension system. The double adjustable shock offers all the benefits of the single adjustable shock, but...STR-S5007A$325.00 -
Strange 6.52" Double Adjustable Shock Package, Includes Shocks, Springs, Spring Seat Bearing Kit
Strange Engineering
$695.00Double adjustable coil-over shocks are offered to drag racers requiring more control of the suspension system. The double adjustable shock offers all the benefits of the single adjustable shock, but...STR-S5007$695.00 -
Strange 6.52" Single Adjustable Shock
Strange Engineering
$195.00This coil-over shock is designed to simplify the process of tuning your suspension. When adjustments become necessary to a drag race vehicle, Strange shocks prove to be a valuable tool to alter the...STR-S5207$195.00 -
Strange Spring Seat Bearing Kit
Strange Engineering
$45.00ApplicationStrange Coil-Over Shocks & Aluminum Struts DescriptionSpring Seat Bearing KitFor 2 1/2″ ID springs UseEases adjustment of ride heightPrevents binding of springs on struts during turns...STR-S1409$45.00 -
Triple Adjustable Inerter Shocks
Penske
The Drag Inerter Shock is the most advanced shock option for drag racing. The Drag Inerter is a high quality triple adjustable shock that now brings Formula 1 Racing shock technology to drag racing...PEN-8760HPC