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Add to cartQuick ViewBushing, “PULL” (Trailing Arms)
$35.75This is a new bushing that is used in the upper & lower trailing arms to create side bite and cushioning of the rear end.
Sold individually
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Add to cartQuick ViewBushing, “PULL” with Washer (Trailing Arms)
$38.75This is a new bushing that is used in the upper & lower trailing arms to create side bite and cushioning of the rear end.
Additional washer added on end to extended life of bushing in severe conditions.
Sold individually
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Add to cartQuick ViewBushing, “SPHERICAL” – Trailing Arm (MAXIMUM)
$44.95MAXIMUM Spherical Bushing
Sold individually
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Add to cartQuick ViewTrailing Arm, Upper – DOGBONE w/ “Pull” Bushing (MAXIMUM)
$109.50Want a stronger trailing arm plus the performance advantage of the “Pull” bushing? We proudly give you the “DOGBONE”!
Same length (11-1/8″ C to C) and weight of a stock trailing arm but much stronger. Has “Pull” bushings installed, sized for 1/2″ bolts and is a bolt in ready unit.
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Add to cartQuick ViewA-Arm, Upper – Tubular (Relocated Axis) – LH (MAXIMUM)
$69.99These tubular a-arms are designed to relocate the upper a-arm axis so that it is more closely aligned with the lower a-arm axis. This will improve your caster and camber change and also reduce bump steer. Instead of moving your OEM upper a-arm mounts use this a-arm and be legal. Length 9″ from a-arm axis to center of ball joint.
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Add to cartQuick ViewTrailing Arm, Lower – DOGBONE w/ “Pull” Bushing (MAXIMUM)
$129.40Want a stronger trailing arm plus the performance advantage of the “Pull” bushing? We proudly give you the “DOGBONE”!
Same length (19-1/4″ C to C) and weight of a stock trailing arm but much stronger. Has “Pull” bushings installed, sized for 1/2″ bolts and is a bolt in ready unit.
(Sold Individually)
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Select optionsQuick ViewOffset Slugs (Anti-Dive Bushings)
$10.99Offset slugs with .505″ Hole – Used with our slotted trailing arms to change rear end position. qty 2 needed per trailing arm bracket. qty 4 per rear end.
0″, 1/8″, 1/4″, 3/8″ offset available.
**SOLD INDIVIDUALLY**
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Add to cartQuick ViewA-Arm, Upper – Tubular (Relocated Axis) – RH (MAXIMUM)
$69.99These tubular a-arms are designed to relocate the upper a-arm axis so that it is more closely aligned with the lower a-arm axis. This will improve your caster and camber change and also reduce bump steer. Instead of moving your OEM upper a-arm mounts use this a-arm and be legal. Length 8″ from a-arm axis to center of ball joint.
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Add to cartQuick ViewTrailing Arm, Upper – OEM Reproduction w/ “Pull” Bushing
$132.50For those of you that want the benefits of the “Pull” bushing but without the hassle of installing them.
OEM reproduction stampings with our bushings installed. Sized for use with a 1/2″ bolt. These are a bolt in ready unit.
(Sold Individually)
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Add to cartQuick ViewTrailing Arm, Lower – OEM Reproduction w/ “Pull” Bushing
$154.92For those of you that want the benefits of the Pull bushing but without the hassle of installing them.
OEM reproduction stampings with our bushings installed. Sized for use with a 1/2″ bolt. These are a bolt in ready unit.
(Sold Individually)
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Add to cartQuick ViewBumper, Front – (Camaro – MD3)
$125.00This bumper is designed to fit the new MD3 Camaro nose cone.
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Add to cartQuick ViewTie Rod Adjuster Sleeve Tube
$32.75Are sick of having a hard time adjusting your tie rods with an OEM adjuster sleeve and want a safer option?
5/8-18 Thread to fit the 78-88 GM (Metric) steering system. Perfect use for hobby stocks, stock cars and limited modifieds.
(SOLD INDIVIDUALLY)
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Add to cartQuick ViewBolt On, Spring Perch – Center (MAXIMUM)
$45.86Bolt On, Spring Perch Center
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Add to cartQuick ViewBumper, Front – (88 Monte w/ MD3)
$125.00This bumper is designed to fit the 1988 MD3 Monte Carlo nose cone.
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Add to cartQuick ViewA-Arm, Upper – Steel Tubular – (“Spec”) (MAXIMUM) – LH
$69.99“Spec” GM Metric upper a-arm. Tubular design with same geometry as OEM factory a-arm.
USRA Factory Stock and Limited Mod Legal
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Add to cartQuick ViewPlates, Bumper Mount
$11.20These bumper mount plates can be welded to your chassis to allow the use of our bumpers. (Sold as pair)
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Add to cartQuick ViewA-Arm, Upper – Tubular – (“Spec”) (MAXIMUM) – RH
$69.99“Spec” GM Metric upper a-arm. Tubular design with same geometry as OEM factory a-arm.
USRA Factory Stock and Limited Mod Legal
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Add to cartQuick ViewBolt On, Spring Perch – Offset (MAXIMUM)
$45.86Bolt On, Spring Perch Offset
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Add to cartQuick ViewTie Rod End (Outer) – 78-88 Metric
$13.99This is a premium OEM replacement outer tie rod for the GM 78-88 metric steering systems.
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Add to cartQuick ViewTie Rod End (Inner) – 78-88 Metric
$13.99This is a premium OEM replacement inner tie rod for the GM 78-88 metric steering systems.
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Select optionsQuick ViewMedieval Streeter Shim (Steel)
$5.59 – $6.71Light weight steel shims to be used in the rear springs in a Street Stock Class. Have an integrated zip tie loop and come in 1/4″ and 1/8″ thickness.
Sold individually.
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Add to cartQuick ViewQuick Change Mount, Upper Trailing Arm – w/ “PULL” Bushings – Metric (MAXIMUM)
$125.50This bolt on upper trailing arm mount is designed to allow use of a quick change into a stock GM metric chassis. Built with corrected pinion angle and our proven “Pull” Bushings.
NOTE: If installing on a Frankland quick change, the bracket will need to be modified and reinforced to fit.
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Add to cartQuick ViewTab, Rub Rail
$0.85These tabs are used to hold the internal rub rails on the chassis. Also can be used for any other mounting needs.
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Add to cartQuick ViewBolt On, Caliper Bracket – Small GM (MAXIMUM)
$65.00Bolt On, Caliper Bracket (Small GM)
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Add to cartQuick ViewBrackets, Trailing Arm (Extreme Drop)
$112.00Looking for increased forward bit and traction? Then this trailing arm bracket kit is a must have.
Specifically designed to increase LR drive off the corner and corner entry adjustability with multiple hole adjustments on the RR.
LR bracket is 6.75″ from axle tube to center of bottom hole. (USRA/IMCA Stock Car Legal)
(Sold as a Pair)
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Add to cartQuick ViewMount, Upper Trailing Arm – Kit (Ford 9″)
$103.00This kit includes two “Pull” bushings, two steel spools, a rectangular mount tube and side gusset bracket. Use this kit to build your own custom rear end.
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Add to cartQuick ViewBushing Washer – Rear Trailing Arms
$4.50If you are racing on a rough track or up against the cushion you will need these bushing washers to help hold the rubber from pushing out the end of the bushing housing.
Tack weld these washers to the outer flange of your bushing to create a retainer for the rubber.
SOLD as a PAIR
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Add to cartQuick ViewBracket, Caliper (Small GM)
$12.50These caliper mount brackets are built to fit the small GM metric calipers. Use this kit to build your own custom rear end.
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Add to cartQuick ViewBushing, Lower A-arm, (Front) – 78-88 Metric
$35.45Replace your OEM metric upper bushings with steels bushings.
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Add to cartQuick ViewBushing, Lower A-arm, (Rear) – 78-88 Metric
$35.45Replace your OEM metric upper bushings with steels bushings.
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Add to cartQuick ViewTrailing Arm, Upper – DOGBONE w/ “Spherical” Bushing (MAXIMUM)
$139.49Medieval Spherical “Dogbone” Upper Trailing Arm
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Add to cartQuick ViewTrailing Arm, Lower – DOGBONE w/ “Spherical” Bushing (MAXIMUM)
$183.99Medieval Spherical “Dogbone” Lower Trailing Arm
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Add to cartQuick ViewRub Rail – Rear
$22.40Light and strong, these rub rails are designed to be used on the rear frame clip. The radius corners prevent another racer from being able to hook your car with their bumper. (Sold Individually)
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Add to cartQuick ViewBall Joint, Upper-Adjustable w/1″ Stud QA1 (K5208)
$83.90Upper Ball Joint w/ 1″ Stud – QA1 1210-104 (K5208)
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Add to cartQuick ViewBumper, Rear – (88 Monte/ABC Universal)
$125.00This bumper is designed to fit the 1988 Monte Carlo and the ABC Universal tail piece.
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Add to cartQuick ViewShock Mount, Lower A-arm
$5.60Shock mount designed to be welded to the lower a-arm. (SOLD INDIVIDUALLY)
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Add to cartQuick ViewBOLT, TRAILING ARM (1/2″-13) (METRIC FRAME)
$18.00This 1/2″-13 threaded bolt extends the hex end of the bolt out of the frame rail, allowing you to remove the bolt without losing your socket or fighting the frame rail.
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Add to cartQuick ViewCup, Spring – Tapered
$13.38These tapered profile spring cups are manufactured from high strength steel and are designed to minimize any stretch and bending while still being lightweight. Has a 1/4″ hole on bottom to allow bolting to your weight jack bolt.
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Add to cartQuick ViewFlex Saver – Powerglide (MAXIMUM)
$159.95Protect your expensive transmission investment with the MAXIMUM Performance Powerglide Flex Saver!
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Add to cartQuick ViewBolt On, Trailing Arm Bracket Kit – Extreme Drop (MAXIMUM)
$174.66Bolt On, Trailing Arm Bracket Kit Extreme Drop LR
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Select optionsQuick ViewMedieval T-Shirt
$13.00 – $31.50Medieval T-Shirt
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Select optionsQuick ViewA-Arm, Lower – (Stock) – 78-88 Metric w/ QA1 Low Friction Balljoint – RH
$276.00 – $285.00These are stock lower a-arms that have our premium steel bushings (2714 & 2721), QA1 ball joint (1210-109) STD or +.5″ length stud available. These stock lower a-arms do not have a shock mount.
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Add to cartQuick ViewBumper, Front – (Camaro – Dominator)
$125.00This bumper is designed to fit the Dominator brand Camaro nose cone.
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Select optionsQuick ViewBolt On, Suspension Kit
$509.02 – $675.46Bolt On Suspension Kit Stock Car
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Select optionsQuick ViewA-Arm, Lower – (Stock) – 78-88 Metric w/ QA1 Low Friction Balljoint – LH
$276.00 – $285.00These are stock lower a-arms that have our premium steel bushings (2714 & 2721), QA1 ball joint (1210-109) STD or +.5″ length stud available. These stock lower a-arms do not have a shock mount.
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Out of stock

Select optionsQuick ViewMedieval USA T-Shirt
$21.00Medieval USA T-Shirt
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Add to cartQuick ViewSeal, Axle Housing (Inner)
$61.99Axle Housing Inner Seal for 9 Inch GN Rearends. Three O-rings that seal it to the axle tube and two bonded, heavy duty inner seals designed to compensate for any amount of axle shaft run out. Keeps gear oil in the center section. 2.625″ Housing Tube Size.
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Add to cartQuick ViewStud, Ball Joint (Upper) +1″ (for QA1 K5208)
$32.95Replacement Ball Joint Stud for K5208 – QA1 9029-205 (1″)
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Add to cartQuick ViewMount, Weight Jack Bolt
$25.70Stop messing around using 1 nut from the local hardware store to make a weight jack mount. (Sold Individually)
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Select optionsQuick ViewMedieval Streeter Shim (Aluminum)
$5.59 – $6.71Light weight aluminum shims to be used in the rear springs in a Street Stock Class. Have an integrated zip tie loop and come in 1/4″ and 1/8″ thickness.
Sold individually.
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Select optionsQuick ViewSpring – 5.5″ X 9.5″ – Landrum
$78.99 – $98.99Landrum Performance Springs has racing spring technology down to a science. Landrum’s line of coil spring springs are made from high-grade chrome silicone for quality and consistency. All Landrum springs are manufactured to the closest tolerances and each one is dyno tested. This provides 100% certainty that you’re getting the exact spring rate you want!
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Add to cartQuick ViewBrackets, Trailing Arm (Hobby Stock)
$50.40Designed for the Hobby stocks, these trailing arm brackets have the lowest mounting hole position possible. 2.50″ from axle tube to center of hole.
(Sold as a Pair)
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Add to cartQuick ViewIdler Arm – 78-88 Metric
$24.99This is a premium OEM replacement idler arm for the GM 78-88 metric steering systems.
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Add to cartQuick ViewStands, Scale (Medieval)
$336.00LIGHT WEIGHT AT ONLY 59 LBS EACH
COLLAPSE FOR EASY AND COST EFFECTIVE SHIPPING
DISASSEMBLE FOR EASY STORAGE OVER THE OFF SEASON
RAISES THE CAR 12” OFF THE GROUND FOR BETTER ACCESS
HAS 15.5” X 15.5” X 2.75” RECESS FOR RACE SCALES
ALLOWS FOR CAR TO BE PUSHED ON AND OFF THE SCALES
WHEEL PAD AREA IS APPROX 15.5” X 15.5”
POWDERCOATED GLOSS BLACK
ALL HARDWARE INCLUDED
MAX #1000 WEIGHT LIMIT PER STAND
SOLD AS PAIR (SCALES NOT INCLUDED)
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Add to cartQuick ViewGrill Screen – (Camaro Nose Cone)
$25.0014ga Steel Grill Screen designed to fit the MD3 Camaro nose cone.
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Add to cartQuick ViewDraglink – Improved Geometry 78-88 Metric
$133.99This is a replacement draglink for the GM 78-88 metric steering systems. It will improve the bump steer of the steering system.
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Add to cartQuick ViewDecal Package
$9.95Add to cartQuick View -

Select optionsQuick ViewHousing, Rear End – 60″ GN (1R) – Fully Jigged (STOCK CAR, STREET STOCK, HOBBY STOCK)
$800.58 – $943.9860″ GN 1R offset MAXIMUM aftermarket Ford 9″ housing with new 3″ OD tubes and 2.5″ GN hub snouts.
- Dual internal gusseting provides strongest rear end in the industry.
- Rear ends are straightened after jigging for truer alignment of axles to 3rd member.
- Large 1″ NPT fill plug installed for easy filling or connecting to fill tank.
- Uses a 29.5″ & 32″ length axles.
Jigged with our:
– Trailing Arm Brackets
– Bushings in Upper Mounts
– Brake Caliper Mounts (GM Metric)– Spring Perches & Shock Mounts (Kit or Welded)
Picture does NOT represent all jig options.
Custom Part is Non-Returnable and Non-Refundable.
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