Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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America's Oldest Speed Shop ®

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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: 4.83 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.

     

  • AccuAir AA-ELS4-RSW E-Level Air Suspension Controller w/Rocker Switch
    New
    AccuAir AA-ELS4-RSW E-Level Air Suspension Controller w/Rocker Switch
    (Part #9109902)
    x
                
    For its accuracy, reliability, and ease-of-use, this AccuAir e-level controller with rocker switch has become an industry favorite. This e-level controller offers the ability to program and save 3 different riding heights. This is possible due to the TruPosition technology that saves your positions by the touch of a button and wiill maintain vehicle height while parked or driving. No matter the road conditions or the number of passengers your vehicle height will remain the same. This automatic intelligence won't be noticed by the driver and is sure to improve the ride quality and handling characteristic for any vehicle with Air Suspension. Each system calibrates to the vehicle upon installation and then learns how your Air Suspension behaves over time. This flexibility allows the e-Level controller to be used on any vehicle and requires no user tuning.
    • 3 programmable heights
    • Adjusts as needed while driving or while in park
    • Vehicle height stays constant no matter road conditions or passenger number
    • Rocker switch included
  • Standard Steel Heim Joint Rod Ends, 5/8-18 RH Male
    Standard Steel Heim Joint Rod Ends, 5/8-18 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

     

  • Pinto-Mustang II Spindle Nut & Washer Kit
    Pinto-Mustang II Spindle Nut & Washer Kit
    (Part #910615074)
    x
                Complete kit for 2 spindles; nuts, washers, cotter pins.  For 1974-80 Pinto, Bobcat and Mustang II. Thread size of nut: 13/16"-20
            
  • Viair 90103 1/8 Inch Pressure Switch, 200 PSI
    New
    Viair 90103 1/8 Inch Pressure Switch, 200 PSI
    (Part #910901031)
    x
                

    Viair 1/8 Inch Pressure Switch features 1/8 inch male port that is intended to work with 12 or 24 Volt systems up to 20 amps. Pressure switch is 165 psi when on and 200 psi when off.

    • 1/8 inch male port
    • 20 amperage rating
    • Black color
    • Steel construction
    • 165 psi when on
    • 200 psi when off

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  • Low Profile Grease Zerks
    $7.99
    Product Rating: 5.00 Stars
    Low Profile Grease Zerks
    (Part #91010595)
    x
                

    Great for spindles and other areas needing added clearance. It has a zinc coated steel body with a stainless steel ball in center. Constructed with 5/16" hex head with 1/4 - 28 UNF thread.

    Includes 5 zerks per bag. MUST be used with grease needle # 910-1187.

  • AFCO 3840C 4 Inch Double Adjustable Coilover Shock w/o Spring
    AFCO 3840C 4 Inch Double Adjustable Coilover Shock w/o Spring
    (Part #1063840C)
    x
                Please view the product's page for more information
            
  • Mustang II IFS, Narrow Control Arms, Coilover Springs, Stock Spindles
    Mustang II IFS, Narrow Control Arms, Coilover Springs, Stock Spindles
    (Part #91034208)
    x
                Please view the product's page for more information
            
  • 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)

  • Leaf Spring Liner with Lip, 2-1/4 Inch
    Leaf Spring Liner with Lip, 2-1/4 Inch
    (Part #91033038)
    x
                Equal partners in a smooth-riding leaf spring suspension are quality shocks and friction-free movement of the spring leafs. This special compound of poly-vinyl plastic has a very "slippery" surface which works as a permanent dry lubricant to eliminate interleaf friction and squeaking. It also features a small lip to keep it in place. 

    One 20 ft. roll does one cross spring. Liner is less than 1/16" thick.

  • Speedway Steel 5/8 Inch LH Male Heim Joint Rod Ends with Stud
    Speedway Steel 5/8 Inch LH Male Heim Joint Rod Ends with Stud
    (Part #1750329)
    x
                These rod ends make it easy to build carb or shift linkage, tie rod assemblies or anything else you can think of.  They are teflon lined.
            
  • Seals-It WS7500 Heim Joint Rod End Seals, 3/4 Inch Hole, Set/6
    Seals-It WS7500 Heim Joint Rod End Seals, 3/4 Inch Hole, Set/6
    (Part #91001505)
    x
                

    These rod end seals are a neoprene rubber seal bonded to an aircraft quality washer. Extends the life of your rod ends by keeping the dirt, debris and moisture out of the spherical ball. They fit on both sides of the ball end of the heim joint and are sized to match the hole in the spherical ball.  

    For use with standard and Pro 1 Series rod end only. Sold in sets of six, which will cover both sides of three rod ends.

  • Deluxe 1949-54 Chevy King Pin Set
    Deluxe 1949-54 Chevy King Pin Set
    (Part #91032117)
    x
                

    Speedway deluxe king pins are a great improvement over stock-style king pins. They replace the original brass king pin bushings with precision needle bearings that provide superior strength, better lubrication and easier steering. They're simple to install and are an easy, cost-effective way to upgrade your 1949-54 Chevy suspension, as well as tubular or I-beam street rod axles using 1949-54 Chevy spindles.

    Use with 916-32100 or 916-32104 spindles.

    Spindle Identification Chart (GIF)

    910-32117 Instructions (PDF)

  • Carrera BKR 11-95 Front Coilover Shock Kit 450 Rate, 10.3 Inch Mounted
    Carrera BKR 11-95 Front Coilover Shock Kit 450 Rate, 10.3 Inch Mounted
    (Part #2553235F)
    x
                Please view the product's page for more information
            
  • AFCO 5/8 Inch Shock Bearing
    $10.99
    AFCO 5/8 Inch Shock Bearing
    (Part #1080TX)
    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 (except K-Series).                               
    • 5/8" I.D.
    • 1/2" wide
    • Bearing only
  • Front Hairpin Radius Rods, 27 Inch, Unpolished Stainless
    Front Hairpin Radius Rods, 27 Inch, Unpolished Stainless
    (Part #91635021)
    x
                

    These front radius rods are ideal for smaller or full-fendered cars. Rugged, 7/8" O.D. brushed stainless steel tubing is threaded 5/8"-18 NF right hand at each end.

    Designed to be used with batwings or axle brackets with a 5" center to center bolt hole spacing on front tube or I-beam axles only. Not to be used for rear suspensions. Before installing the heim joints or clevis ends, the actual measurement will be center to center 4-1/2". The angle of the tube will increase the measurement to 5" after installing the end hardware.

  • Spring Behind Front Tube Axle, Chevy Spindle, 4 Inch Drop, Plain
    Spring Behind Front Tube Axle, Chevy Spindle, 4 Inch Drop, Plain
    (Part #91335111)
    x
                Speedway Double Dropped axles are constructed from 2" x .250" wall steel tubing. They feature welded-on radius rod and spring brackets and work with 1949-1954 Chevy style spindles. 
    • Spring-behind axle design
    • 48" eye-to-eye
    • Use with 26" spring

    Spring Behind Axle Illustration (GIF)

    Leaf Spring Measuring Guide (Link)

    Caster Angle Illustration (GIF)

  • Spring-Behind 6 In Drop Tube Axle Front End for Ford Spindles
    Spring-Behind 6 In Drop Tube Axle Front End for Ford Spindles
    (Part #91339118)
    x
                For 1937-1948 early Ford passenger car spindles. Maximun car weight 2500 lbs.

    Kit includes:

    • Two 1-3/4" spring shackles w/ nylon bushings
    • Two spring pivots
    • 26" 4-leaf spring w/ nylon buttons
    • Two axle brackets
    • Tube axle, 48" eye-to-eye, 6" dropped
    • Two 27" radius rods
    • Four clevises with jam nuts and bolts
    • Two 5/8" Heims with jam nuts
    • Spring U-bolts sold separately

    Instructions (PDF)

    Front Axle/Suspension Tech Tips (GIF)

     

  • Forged I-Beam Split Wishbone Front End Kit
    $649.99
    $699.99
    Product Rating: 3.50 Stars
    Forged I-Beam Split Wishbone Front End Kit
    (Part #91639516)
    x
                

    Split bones front end kit for '37-'48 Ford style spindles. Kit is based on our 910-35140.

    Kit Includes:

    • Wishbone style radius rods
    • Radius rod frame mounts
    • 29” leaf spring
    • Shackles
    • Perches
    • Lower shock mounts
    • Hardware
  • 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
  • Speedway Steel 5/16 Inch LH Male Heim Joint Rod Ends with Stud
    Speedway Steel 5/16 Inch LH Male Heim Joint Rod Ends with Stud
    (Part #1750322)
    x
                These rod ends make it easy to build carb or shift linkage, tie rod assemblies or anything else you can think of.  They are teflon lined.
            
  • 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). 
            
  • AFCO 20136B Coil-Over Mount Bushing
    AFCO 20136B Coil-Over Mount Bushing
    (Part #10620136B)
    x
                Coil-over mount bushing.
            
  • AFCO Non-Adjustable Alum. Coil-Over Shock Kit, 7 Inch Stroke, 13 Inch Comp.
    AFCO Non-Adjustable Alum. Coil-Over Shock Kit, 7 Inch Stroke, 13 Inch Comp.
    (Part #1061370)
    x
                

    AFCO has been building racing shocks for over 20 years and are now applying their technology to street rod shocks. These aluminum coilover shock kits have superior FIXED valving that will give you a better ride and improve handling.

    • Each shock is hand built and dyno tested
    • Supplied with two 5/8" I.D. polyurethane bushings
    • Includes AFCO Mirror Finish coilover springs in the rate of your choice
    • Kit includes (2) shocks, (2) springs, and (2) coil-over hardware kits
  • 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
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