Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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Suspension

Shop Street Rod Suspension At Speedway Motors

Speedway Motors is your number one source for street rod suspension components! Speedway stocks a huge inventory of suspension parts, plus the shocks from AFCO and Bilsein, four bar rear suspension kits, control arms and other specialized components you need to finish any hot rod suspension project. You can improve the ride of your classic street rod with Speedway’s selection of shocks, springs, or complete suspension kits. We also offer the best in air ride setups and coilover kits.

Featured Products
  • Shock Mount Studs
    $3.99
    Product Rating: 4.87 Stars
    Shock Mount Studs
    (Part #91036096)
    x
                

    Shock mounting stud is approximately 3-5/8" in overall length. The part where the shock rides, is 5/8" O.D. and approximately 1-1/4" wide and the threads at the shock end are 7/16"-20, about 7/8" long. The threads at the bracket end are 1/2"-20, about 1-1/8" long.

    Studs sold individually.

     

  • Std Heim 5/8" RH Male
    $5.99
    $7.99
    Product Rating: 4.40 Stars
    Std Heim 5/8" RH Male
    (Part #1750106)
    x
                

    These right hand standard rod ends are a general purpose, two-piece design. They have a carbon steel body and a hardened steel ball without a race (metal to metal contact).

    Applications: Clutch, brake, steering linkage, & suspension components on moderate horsepower applications.

    Assembly: To ease assembly, be sure to run a tap or die through the threads on chrome plated fasteners and apply an anti-seize compound to prevent galling of the threads.

  • Axle Spring Perch, Plain Forged Steel
    Axle Spring Perch, Plain Forged Steel
    (Part #91033047)
    x
                Works with 1928-34 Ford front ends with 1-3/4" wide cross spring. Extra long for lower shock mounts. Includes nylock nut.
    • 2-1/2" from top of threads to mid shoulder
    • 2-7/8" from top of threads to top of shoulder
    • Thread length is 1-7/8"
    • Distance from the top of the shoulder to the bottom of the threads is 4-3/4"

    Leaf Spring Measuring Guide (Link)

  • Speedway Aluminum Extruded Leaf Spring Lowering Blocks
    Speedway Aluminum Extruded Leaf Spring Lowering Blocks
    (Part #91643)
    x
                

    Our lightweight extruded aluminum lowering blocks are stronger than billet!  Available in several heights, all 2-1/2" wide, 5" long.  The centering pin is 9/16".  These blocks will increase or decrease suspension height on most leaf spring applications and can be installed below the leaf spring to raise the vehicle or on top of the leaf spring to lower the vehicle. These lowering blocks allow you to lower your leaf spring vehicle by up to 4 inches.  Heavy Duty U-bolts and hardware are available separately.

    • Lightweight aluminum lowering blocks are stronger than billet
    • 2-1/2" wide
    • 5" long
    • 9/16" centering pin
    • Increase or decrease suspension height on most leaf spring applications
    • Allows you to lower your leaf spring vehicle by up to 4 inches
    • U-bolts and hardware available separately

    Lowering blocks are sold individually (each).

    THICKNESS options explained:

    • 025 = 1/4" thick
    • 050 = 1/2" thick
    • 075 = 3/4" thick
    • 100 = 1" thick
    • 150 = 1.5" thick
    • 200 = 2" thick
    • 250 = 2.5" thick
    • 300 = 3" thick
    • 350 = 3.5" thick
    • 400 = 4" thick
  • Eagle Motorsports Chassis Repair Tool
    Eagle Motorsports Chassis Repair Tool
    (Part #96000420)
    x
                

    Eagle Motorsports factory-built component. This torsion mandrel tool is perfect for straightening bent tubes and spuds.

    • Works for 1-1/8" torsion bar tube size
    • Use for quick fixes at the track
    • Able to straighten spuds or tubes
    • Precision tuned high strenght steel

     

  • Sway Bar End Link Kit, 4.125 Inch
    $11.99
    $19.99
    Sway Bar End Link Kit, 4.125 Inch
    (Part #113012)
    x
                

    These sway bar end link kits come with all necessary hardware for a successful installation. They are designed with durable polyurethane bushings and steel material so you know that you are getting a quality kit.

    • Sold as Kit
    • 4.125" bushing to bushing working length, 7" overall length
    • Polyurethane Bushings
    • Hardware Included
  • Speedway 1928-1948 Ford Forged Spindles w/ King Pins
    Speedway 1928-1948 Ford Forged Spindles w/ King Pins
    (Part #91032104)
    x
                

    These Speedway spindles are one piece, drop forged design constructed of high strength 4140 steel, which makes them superior to original components. These spindles are modeled after the '37-'41 round-back design and use '37-'41 Ford king pins.

    These spindles fit Ford axles from '28-'48. They can be used with period correct drum brakes or modern Speedway Motors disc brakes, but will not work with hubs from '28-'36.

    • Uses 1937-1941 king pin kit
    • For Ford axles 1928-1948
    • Will not work with 1928-1936 Hubs
    • Includes king pin kit

    Be sure to include our spindle nut kit (910616004) to properly install these spindles.

    Spindle Identification Guide (GIF)

    910-32104 Instructions (PDF)

  • RideTech 90006781 Air Spring for Mustang II Suspension
    RideTech 90006781 Air Spring for Mustang II Suspension
    (Part #910F6957)
    x
                These air springs are the industry standard for use on Mustang II based front suspensions. Rated 2140@100 lbs air pressure. Installed height is 4-1/2"-5" with a minimum height of 3" and a maximum of 7". 6-1/2" diameter when inflated. 1/4" NPT. Two 3/8" studs on top and one 3/8" hole on bottom.
            

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  • AFCO 23600CR 10 Inch Extreme Chrome Coil-Over Spring, 600 Rate
    AFCO 23600CR 10 Inch Extreme Chrome Coil-Over Spring, 600 Rate
    (Part #10623600CR)
    x
                

    Whether you are building a purpose-built drag strip machine or a beautiful show car, Extreme Chrome coilover springs will provide the strength, durability and show stopping good looks you desire. 

    • Industry exclusive 360° polished wire
    • High quality REAL chrome finish
    • Looks great from any angle - not just on the outside edge
    • 2-5/8" inside diameter

    All Afcoils carry a lifetime warranty to remain within 2% of the original nominal free height. 

    Afcoil Spring Rate Guide (Link)

    Coil-Over Mounting Guide (Link)

  • Heidts SB-012 Sway Bar Bracket Kit for Tubular Full Lower Control Arms
    New
    Heidts SB-012 Sway Bar Bracket Kit for Tubular Full Lower Control Arms
    (Part #413012)
    x
                

    This stabilizer bar bracket kit from Heidts is for tubular full lower A-Arms. These brackets bolt onto the control arms for a quick and simple installation. These brackets will only work on strut-less style control arms designed for stock coil springs. They will not bolt onto a coil over type arm as most of those do not have a plate in the center of them to bolt anything onto them.

    • Steel Construction
    • Hardware Included
    • Sold as Kit
    • Natural Finish

    Installation Instructions (PDF)

     

  • 2-1/2 Inch Rear Spring Shackles
    2-1/2 Inch Rear Spring Shackles
    (Part #91033326)
    x
                
    • For 2.5" wide leaf springs
    • 1" bushing
    • 2.5" center to center
    • Sold as a pair
  • 3/8 X 3/8 Clevis
    $7.99
    3/8 X 3/8 Clevis
    (Part #6680116)
    x
                The correct clevis for mounting our rack and pinion units (668-0105 & 668-0115). 
            
  • Spindle Nuts for Mustang II Spindle
    Spindle Nuts for Mustang II Spindle
    (Part #91631936)
    x
                

    These spindle nuts are for your Mustang II Spindle. They are a combination of a castle nut and a washer.

    • Includes Cotter Pin
    • Sold as Pair
    • Combination of castle nut and washer
  • QA1 COM8T-102PK 1 Inch Bearing Kit
    QA1 COM8T-102PK 1 Inch Bearing Kit
    (Part #2558102)
    x
                Kit Includes:     
    • (2) Steel Spherical Bearings
      • 0.5" I.D.
      • 1.0" O.D.
      • 1.0" Wide
    • (4) Snap Rings
  • AFCO 23500CR 10 Inch Extreme Chrome Coil-Over Spring, 500 Rate
    AFCO 23500CR 10 Inch Extreme Chrome Coil-Over Spring, 500 Rate
    (Part #10623500CR)
    x
                

    Whether you are building a purpose-built drag strip machine or a beautiful show car, Extreme Chrome coilover springs will provide the strength, durability and show stopping good looks you desire. 

    • Industry exclusive 360° polished wire
    • High quality REAL chrome finish
    • Looks great from any angle - not just on the outside edge
    • 2-5/8" inside diameter

    All Afcoils carry a lifetime warranty to remain within 2% of the original nominal free height. 

    Afcoil Spring Rate Guide (Link)

    Coil-Over Mounting Guide (Link)

  • Alum. Small Coilover Shock, 6 In. Polished, Spring Rate 12 In-300 lbs
    Alum. Small Coilover Shock, 6 In. Polished, Spring Rate 12 In-300 lbs
    (Part #582601E)
    x
                

    Pro shocks new aluminum small body coil over shocks are 3 way adjustable.  They are fitted with 2-5/8" chrome spring and aluminum coilover kit and make one of the cleanest coil overs on the market for your street rod.  Each shock features urethane mounting bushings with both 1/2" and 5/8" mounting sleeves.

    6” stroke kit has a suggested installed height of 14-3/4” to 15”

    Adjustment Instructions (GIF)

  • AFCO 22375CR 12 Inch Extreme Chrome Coil-Over Spring, 375 Rate
    AFCO 22375CR 12 Inch Extreme Chrome Coil-Over Spring, 375 Rate
    (Part #10622375CR)
    x
                

    Whether you are building a purpose-built drag strip machine or a beautiful show car, Extreme Chrome coilover springs will provide the strength, durability and show stopping good looks you desire. 

    • Industry exclusive 360° polished wire
    • High quality REAL chrome finish
    • Looks great from any angle - not just on the outside edge
    • 2-5/8" inside diameter

    All Afcoils carry a lifetime warranty to remain within 2% of the original nominal free height. 

    Afcoil Spring Rate Guide (Link)

    Coil-Over Mounting Guide (Link)

  • FK Rod Ends SJM10T Stainless Steel 5/8 Inch RH Male Heim Joint
    FK Rod Ends SJM10T Stainless Steel 5/8 Inch RH Male Heim Joint
    (Part #1750716)
    x
                
    FK SJM-T/SJF-T/SRSM-T Series rod ends feature 3-piece precision stainless steel construction. These self-lubricating, high-strength rod ends feature bodies and races composed of 17-4PH CRES heat-treated stainless steel and a 440C CRES heat-treated stainless steel ball. FK SJM-T/SJF-T/SRSM-T Series rod ends come standard with a PTFE fabric liner bonded to the race i.d.
    • 5/8" RH male threads
    • 3-piece precision stainless steel construction
    • Self-lubricating, high-strength
    • 17-4PH CRES heat-treated stainless steel bodies and races
    • 440C CRES heat-treated stainless steel ball

    Applications: Clutch, brake, steering linkage, and suspension components on moderate horsepower applications.

    Assembly Tip: To ease assembly, be sure to run a tap or die through the threads on chrome plated fasteners and apply an anti-seize compound to prevent galling of the threads.

    FK Rod End Chart (Link)

  • Sway Bar End Link Kit, 5 Inch
    $11.99
    $18.99
    Sway Bar End Link Kit, 5 Inch
    (Part #113016)
    x
                

    These sway bar end link kits come with all necessary hardware for a successful installation. They are designed with durable polyurethane bushings and steel material so you know that you are getting a quality kit.

    • Sold as Kit
    • 5" bushing to bushing working length, 8" overall length
    • Polyurethane Bushings
    • Hardware Included

     


  • AFCO 23250CR 10 Inch Extreme Chrome Coil-Over Spring, 250 Rate
    AFCO 23250CR 10 Inch Extreme Chrome Coil-Over Spring, 250 Rate
    (Part #10623250CR)
    x
                

    Whether you are building a purpose-built drag strip machine or a beautiful show car, Extreme Chrome coilover springs will provide the strength, durability and show stopping good looks you desire. This new mirror finish spring line has all the great looks of a chrome spring with no damaging side-effects associated with chemical plating.

    • Industry exclusive 360° polished wire
    • High quality REAL chrome finish
    • Looks great from any angle - not just on the outside edge
    • 2-5/8" inside diameter
    • 3-3/8" outside diameter

    All Afcoils carry a lifetime warranty to remain within 2% of the original nominal free height. 

    Afcoil Spring Rate Guide (Link)

    Coil-Over Mounting Guide (Link)

  • TCI 1937-39 Chevy Car Rear Leaf Spring Kit
    TCI 1937-39 Chevy Car Rear Leaf Spring Kit
    (Part #91042237)
    x
                

    These rear leaf spring kits are the perfect way to update the ride and handling of your vintage Chevy while also lowering the stance approximately 2 inches from stock.

    • Leaf Springs
    • Bolt-In Mounting Brackets
    • Weld-On Axle Brackets
    • Shock Kit
    • All Hardware
    • Instructions

    910-42237 Instructions (PDF)

  • AFCO 22400CR 12 Inch Extreme Chrome Coil-Over Spring, 400 Rate
    AFCO 22400CR 12 Inch Extreme Chrome Coil-Over Spring, 400 Rate
    (Part #10622400CR)
    x
                

    Whether you are building a purpose-built drag strip machine or a beautiful show car, Extreme Chrome coilover springs will provide the strength, durability and show stopping good looks you desire. 

    • Industry exclusive 360° polished wire
    • High quality REAL chrome finish
    • Looks great from any angle - not just on the outside edge
    • 2-5/8" inside diameter

    All Afcoils carry a lifetime warranty to remain within 2% of the original nominal free height. 

    Afcoil Spring Rate Guide (Link)

    Coil-Over Mounting Guide (Link)

  • Aluminum Small Body Coilover Shock, 4 Inch Plain, Spring Rate, 450 lbs
    Aluminum Small Body Coilover Shock, 4 Inch Plain, Spring Rate, 450 lbs
    (Part #582400F)
    x
                

    Pro shocks new aluminum small body coil over shocks are 3 way adjustable.  They are fitted with 2-5/8" chrome spring and aluminum coilover kit and make one of the cleanest coil overs on the market for your street rod.  Each shock features urethane mounting bushings with both 1/2" and 5/8" mounting sleeves.

    4” stroke kit has a suggested installed height of 11-1/2” to 11-3/4”

    Adjustment Instructions (GIF)

  • PRO Alum. Small Coilover Shock, 5 In. Pol, Spring Rate: 10 In.-185 lbs
    PRO Alum. Small Coilover Shock, 5 In. Pol, Spring Rate: 10 In.-185 lbs
    (Part #582501C)
    x
                

    Pro shocks new aluminum small body coil over shocks are 3 way adjustable.  They are fitted with 2-5/8" chrome spring and aluminum coilover kit and make one of the cleanest coil overs on the market for your street rod.  Each shock features urethane mounting bushings with both 1/2" and 5/8" mounting sleeves.

    5” stroke kit has a suggested installed height of 13-1/4” to 13-1/2”

    Adjustment Instructions (GIF)

  • AFCO 5/8 Inch Shock Bearing with Clip
    AFCO 5/8 Inch Shock Bearing with Clip
    (Part #1080)
    x
                Mid-to-heavyweight cars can destroy a rubber mount bushing in no time.  Instead, use spherical bearings which don't compress and allow operation  at far greater mounting angles. Works with AFCO 5/8" bearing end  shocks.                               
    • 5/8" I.D.
    • 1/2" wide
    • Includes bearing and retainer clip
  • PRO Alum. Small Coilover Shock, 5 In. Pol, Spring Rate: 10 In.-450 lbs
    PRO Alum. Small Coilover Shock, 5 In. Pol, Spring Rate: 10 In.-450 lbs
    (Part #582501F)
    x
                

    Pro shocks new aluminum small body coil over shocks are 3 way adjustable.  They are fitted with 2-5/8" chrome spring and aluminum coilover kit and make one of the cleanest coil overs on the market for your street rod.  Each shock features urethane mounting bushings with both 1/2" and 5/8" mounting sleeves.

    5” stroke kit has a suggested installed height of 13-1/4” to 13-1/2”

    Adjustment Instructions (GIF)

  • Aluminum Heim Rod End Reducer, 3/4 Inch Bore to 5/8 Bolt
    Aluminum Heim Rod End Reducer, 3/4 Inch Bore to 5/8 Bolt
    (Part #91004110)
    x
                
    • Used to reduce rod end bore
    • Reducers fit entirely in the rod end ball
  • Front Shock Rubber Bushing Kit
    Front Shock Rubber Bushing Kit
    (Part #91032119)
    x
                
    • Includes bushing, 3/8" nut and washers
    • For stud style front shocks
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