Since 1952
America's Oldest Speed Shop ®
Speedway Motors Bill Smith
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Products

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
Ford Spindles - 4-Bar Spring-Behind Front End Kit, Plain
Ford Spindles - 4-Bar Spring-Behind Front End Kit, Plain
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            Tube axle works with 1937-48 Ford passenger car spindles. Works great for T's and lightweight, fenderless vehicles (maximum car weight 2500 lbs.).

Kit includes:

  • Two 1-3/4" spring shackles
  • Two spring pivots
  • 26" 4 leaf spring
  • Tube axle, 48" eye-to-eye, 4" drop
  • Four brackets welded to axle
  • Four radius rods
  • Four 4-bar ends
  • Four jam nuts
  • Panhard bar assembly
  • Spring U-bolts sold separately

Front Axle/Suspension Tech Tips (GIF)

Standard 1937-41 Ford King Pin Set
Standard 1937-41 Ford King Pin Set
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Complete with bushings, bearings, and locks. All standard king pin bushings must be reamed or honed to exact size after installation in your spindles.

Spindle Identification Guide (GIF)

910-32121 Instructions (PDF)

Standard Clevis, 5/8 Inch RH, 3/8 Inch Slot, Chrome
Standard Clevis, 5/8 Inch RH, 3/8 Inch Slot, Chrome
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A beautiful clevis ideal for your Hot Rods' suspension!

The shank features 5/8" RH fine threads. 3/8" slot, 3/8" hole.

Aluminum Small Body Coilover Shocks - 5 Inch Plain, Spring Rate 185 lbs
Aluminum Small Body Coilover Shocks - 5 Inch Plain, Spring Rate 185 lbs
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Pro shocks new aluminum small body coilover shocks are 3-way adjustable. They are fitted a with 2-1/2" 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.

Suggested Installed Height:  13-1/4” to 13-1/2”

Adjustment Instructions (GIF)

"Street Rod, Suspension" Page 1 of 25

  • Low Profile Grease Zerks
    $7.99
    Product Rating: 5.00 Stars
    Low Profile Grease Zerks
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    Great for spindles and other areas needing added clearance. Stainless steel construction with 5/16" hex head with 1/4 - 28 UNF thread.

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

  • RideTech 90006781 Air Spring for Mustang II Suspension
    RideTech 90006781 Air Spring for Mustang II Suspension
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                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.
            
  • Mustang II Coil Spring Cushion
    Mustang II Coil Spring Cushion
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    These are just like the stock Mustang II used on top of the front coil spring to eliminate noise and binding.

  • Axle Spring Perch, Plain Forged Steel
    Axle Spring Perch, Plain Forged Steel
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                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)

  • 2-1/2 Inch Rear Spring Shackles
    2-1/2 Inch Rear Spring Shackles
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    • For 2.5" wide leaf springs
    • 1" bushing
    • 2.5" center to center
    • Sold as a pair
  • Panhard Bar Rear Weld-on Kits
    Panhard Bar Rear Weld-on Kits
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    Use on almost any street rod. Required for coil spring and coil-over rear suspensions. Complete kit includes rod, brackets and 5/8" hardware. Ready to install. 25.5" long.

    916-49022 Instructions (PDF)

  • Leaf Spring Pinion Angle Shims
    Leaf Spring Pinion Angle Shims
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                These aluminum leaf spring shims allow you to correct your pinion angle. Availalbe in 2° and 4° angles. Fits 2-1/2" wide springs.
            
  • Front Leaf Spring Axle Pad for 2 Inch Axle
    Front Leaf Spring Axle Pad for 2 Inch Axle
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                Bolts a 1-3⁄4" spring to a 2" O.D. axle. Two needed per application. Welding required.
            
  • AFCO 28500-1CR 8 Inch Extreme Chrome Coil-Over Spring, 500 Rate
    AFCO 28500-1CR 8 Inch Extreme Chrome Coil-Over Spring, 500 Rate
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    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)

  • Speedway Forged Steel 4-Bar Rod Ends, 5/8-18 RH Thread
    Speedway Forged Steel 4-Bar Rod Ends, 5/8-18 RH Thread
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    Don't settle for a weak 4-bar end made out of a piece of tubing welded to a bolt. These Speedway rod ends are made from forged steel for superior strength and durability. All rod ends feature a 5/8"-18 RH threaded shank and the nylon bushing has a steel sleeve that accepts a 1/2" bolt. Rod ends come in three different configurations:

    Choose from straight, 7° or 11° angled shanks.

    • Straight Shank
      • Mounting eye is perpendicular to threaded shank
      • 5/8"-18 RH threads 
      • Center of mounting eye to end of threads is 2-7/8"
    • 7° Shank
      • Mounting eye is offset 7° from perpendicular to threaded shank (with the bushing side down, the stud will be angled up at a 7° angle)
      • 5/8"-18 RH threads 
      • Center of mounting eye to end of threads on short side is 2-13/16"
      • Center of mounting eye to end of threads on long side is 2-15/16"
    • 11° Shank
      • Mounting eye is offset 11° from perpendicular to threaded shank (with the bushing side down, the stud will be angled up at a 11° angle)
      • 5/8"-18 RH threads 
  • Mustang II Strut Rod Brackets
    Mustang II Strut Rod Brackets
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    These Mustang II strut rod brackets are a universal mount. Steel. Weld-on.

    1-1/2" Hole Size. 10" Length and 4" width at the widest point. 2-1/2" width over the hole. 0.38" Thick. 

  • Front Shock Rubber Bushing Kit
    Front Shock Rubber Bushing Kit
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    • Includes bushing, 3/8" nut and washers
    • For stud style front shocks
  • Mustang II Front Air Ride Suspension Kit
    Mustang II Front Air Ride Suspension Kit
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                This kit fits 1974-78 Mustang II style front suspension with stock style lower control arms. Allows you to convert your stock control arm Mustang II front suspension to the popular Air Ride systems. Includes two air springs, two shocks and required brackets and hardware. Upper shock mount requires welding.
            
  • Plain 1928-36 Ford 4 Inch Dropped I-Beam Axle, 48 Inches
    Plain 1928-36 Ford 4 Inch Dropped I-Beam Axle, 48 Inches
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    These precision made 4" dropped I-Beam axles accept 1928-36 Ford spindles and have 2-1/4" axle bosses. Dropped I-beam axles feature a one-piece design cast from high-strength 65-45-12 annealed ductile iron.

    Caster Angle Illustration (GIF)

    Leaf Spring Measuring Guide (Link)

    I-Beam Axle Application Chart (GIF)

    Front Axle/Suspension Tech Tips (GIF) 

  • AFCO 24125CR 14 Inch Extreme Chrome Coil Over Spring - 125 Rate
    AFCO 24125CR 14 Inch Extreme Chrome Coil Over Spring - 125 Rate
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    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
    • Chrome Silicon Wire (not chrome vanadium) is used in every spring
    • Higher tensile strength, longer life
    • Cold-wound & heat-treated twice during manufacturing to withstand the most abusive conditions
    • Shot-peened

    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)

  • Standard 1937-41 Ford King Pin Set
    Standard 1937-41 Ford King Pin Set
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    Complete with bushings, bearings, and locks. All standard king pin bushings must be reamed or honed to exact size after installation in your spindles.

    Spindle Identification Guide (GIF)

    910-32121 Instructions (PDF)

  • Steel Cone Spacers for Rod Ends, 1/2 Inch
    Steel Cone Spacers for Rod Ends, 1/2 Inch
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                These steel tapered spacers give you more travel when using rod ends on your  steering linkage or suspension. Includes 8 spacers per package.
            
  • Super Glide    Front Spring, 48 Inch Axle, Reverse Eye, Plain
    Super Glide Front Spring, 48 Inch Axle, Reverse Eye, Plain
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    Achieve a smoother, more comfortable ride with Speedway Super Glide™ springs for your 1928-1934 Ford front end! The ends of the spring leaves of a Super Glide™ spring have a unique nylon button which works as a dry lubricant to significantly reduce leaf-to-leaf friction. This allows the spring to move more easily, thereby giving a softer, quieter ride.

    • Quality tempered steel
    • Reverse eyes for a 1" drop compared to standard eye springs
    • Bare steel finish
    • Spring Width:  1-3/4"
    • Spring Mount Centerline:  36-3/8"
    • Free Arch:  4-3/4"
    • Drop:  1"

    Leaf Spring Measuring Guide (Link)

  • Mustang II Upper Control Arm Bolts
    Mustang II Upper Control Arm Bolts
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                T-bolts just like the originals! 

    If you have ever put a Mustang II front end under a street rod, you know how hard it is to find these bolts. Designed just like the originals to fit through the slot the upper control arm mount mounts to. A quarter turn and its in place. Set of four with nuts.

  • Speedway Weld-On Spring Pad for 3 Inch Axle Tube
    Speedway Weld-On Spring Pad for 3 Inch Axle Tube
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    These weld-on leaf spring pads fit 3" diameter axle tubes. Works with all 2-1/2" wide leaf springs.

  • Lower Coil Spring Mount Perch
    Lower Coil Spring Mount Perch
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                Lower coil spring mount welds to 3" axle tube for mounting conventional 5" coil springs.
            
  • Pro Shocks SM600 Pro Street Rod Shock, 13-1/2 Inch Ride Height
    Pro Shocks SM600 Pro Street Rod Shock, 13-1/2 Inch Ride Height
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    Polished, chrome plated steel body shocks with 5/8" I.D. urethane bushings. Includes steel sleeves for use with 1/2" mounting hardware.

    Note: Not for use with coil-over springs.

    Pro Street Rod Shock Chart (GIF)

  • 1935-40 Ford Bolt-In Rear Shock Crossmember Support Bar
    1935-40 Ford Bolt-In Rear Shock Crossmember Support Bar
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                These rear shock crossmembers are bolt-in style and are designed to work with 1935-40 Fords.  They bolt directly to the rear frame rails to allow you to mount your shocks safely and securely.
    • For 1935-40 Fords
    • Bolts into rear frame rails
    • Mount your shocks safely and securely
    • Steel construction
  • Speedway Chrome Traction Bars
    Speedway Chrome Traction Bars
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    If you are running a car with leaf springs on the back you had better have a set of these. By installing these 28" traction bars on your car you will help eliminate wheel hop and increase traction. 

    Includes U-bolts, snubbers and hardware.

    550-20470 Instructions (PDF)

  • Carrera 9007-112 Coil-Over Snap Ring for 2 Inch Body Shock
    Carrera 9007-112 Coil-Over Snap Ring for 2 Inch Body Shock
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    Replacement snap ring for all Carrera coil-over shocks with 2" O.D. body.

    255-1931 Instructions (PDF)

  • Speedway Stainless Steel 4-Bar Rod Ends, 5/8-18 RH Thread
    Speedway Stainless Steel 4-Bar Rod Ends, 5/8-18 RH Thread
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    Don't settle for a weak 4-bar end made out of a piece of tubing welded to a bolt. These Speedway rod ends are made from fully polished investment cast stainless steel for superior strength and durability. All rod ends feature a 5/8"-18 RH threaded shank and the nylon bushing has a steel sleeve that accepts a 1/2" bolt.

    Rod ends come in three different configurations:

    • Straight Shank
      • Mounting eye is perpendicular to threaded shank
      • 5/8"-18 RH threads
      • Center of mounting eye to end of threads is 2-7/8"
    • 7° Shank
      • Mounting eye is offset 7° from perpendicular to threaded shank (with the bushing side down, the stud will be angled up at a 7° angle)
      • 5/8"-18 RH threads
      • Center of mounting eye to end of threads on short side is 2-13/16"
      • Center of mounting eye to end of threads on long side is 2-15/16"
    • 11° Shank
      • Mounting eye is offset 11° from perpendicular to threaded shank (with the bushing side down, the stud will be angled up at a 11° angle)
      • 5/8"-18 RH threads

    Choose from straight, 7° or 11° angled shanks.
     

  • Universal Lowering Block Kit, 2 Inch
    Universal Lowering Block Kit, 2 Inch
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    Kit includes 2 extruded aluminum lowering blocks complete with four 1/2" U-bolts and hardware. Blocks are 2-1/2" wide x 5" long. U-bolts fit 3" diameter axle housings and are 10" long. 

    910-43809 Instructions (PDF)


  • Bolt-On Panhard Bar for Ford 8 Inch, 9 Inch Axle
    Bolt-On Panhard Bar for Ford 8 Inch, 9 Inch Axle
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    This Mr. Roadstar Rear Panhard Bar is used to control the side-to-side movement of the rear axle. This is necessary when using a parallel 4-bar or hairpin radius rod rear suspension. The bar is threaded on one end for length adjustment and is welded on opposite end. This will require one end to be unbolted to allow for the length adjustment. Available in plain finish or polished Stainless Steel.

    Kit includes:

    • Axle Bracket (for 8" or 9" Ford)
    • Bar with Urethane bushed Stainless adjuster - 20" eye-to-eye
    • Frame Bracket

    910-49800 Instructions (PDF)

  • Monroe Shocks 32118 Monro-Matic Plus Mustang II Front Shocks
    Monroe Shocks 32118 Monro-Matic Plus Mustang II Front Shocks
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    Monro-Matic Plus shock absorbers are nitrogen gas charged and feature velocity sensitive valving and all weather fluid, which offers improved comfort at an economical price. Direct factory replacement shock (OEM geometry) for the Mustang II front suspension.

    • Compressed Length:  8-3/8"
    • Extended Length:  11"
    • Travel Length:  2-5/8"
    • 5/8" diameter piston rod is nitrocarburized for long service life
    • Large 1-3/8" bore provides more efficient and consistent control
    • All Weather Fluid contains special modifiers to reduce friction and ensure smooth rod reaction
    • Nitrogen gas helps maintain tire to road contact by reducing aeration
    • Special "Self-lubricating" fluid seal retains gas without excessive wear or friction
    • 2" reserve tube contains more fluid for consistent performance
    • Full Displaced Valving provides better valving range on both the compression and extension cycles of the unit for a smooth, comfortable ride
  • Replacement Nylon Shackle Bushings, 1-3/4 Inch Spring
    Replacement Nylon Shackle Bushings, 1-3/4 Inch Spring
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    These nylon replacement shackle bushing sets consist of (8) bushings which will fit 1 pair of shackles. Bushings are for a 3/4" spring eye or perch and accept shackles having 1/2" shaft or bolt. 

    Fits Speedway shackles:

    • 91033323-CHR
    • 91033323-SS
    • 91033323-ZINC

     

  • Weld-On Chassis Tabs, 1-3/4 Inch with 1/2 Inch Hole
    Weld-On Chassis Tabs, 1-3/4 Inch with 1/2 Inch Hole
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    Weld on tabs for miscellaneous mounting jobs. You can't make them this good for this price! 

    Sold in packs of 5.

  • Longacre 79500 Toe Plates
    $56.99
    Product Rating: 5.00 Stars
    Longacre 79500 Toe Plates
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    Here's the quickest and simplest way to measure toe-in. Rest one of these plates against the tire on each side and use a tape measure.  Longacre toe plate comes with two tape measures. 

    • Quickest and simplest way to measure toe-in
    • Rest one of these plates against the tire on each side and measure toe directly using the 2 tapes (included)
    • Formed design is rigid for accuracy and stays put against the tire
    • Dimensions: 23-1/2" x 9"

    475-7950 Instuctions (PDF)

  • Carrera SR2254P Street Rod Shock
    Carrera SR2254P Street Rod Shock
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    Carrera Street Rod Series shock feature beautifully chrome plated 1.63" OD steel bodies. These three-way adjustable, gas pressurized and radial tuned shocks provide an excellent ride. Shock accepts 7/16" or 5/8" bolt for top bushing and 5/8" bolt in bottom bushing.

    Coil-over compatible with addition of kit 255-1951.

  • Speedway Model T, A, 1932-34 Four-Bar Rear Suspension Kit, Plain Steel
    Speedway Model T, A, 1932-34 Four-Bar Rear Suspension Kit, Plain Steel
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    Features heavy wall 21-1/2" rods with plain steel brackets. Exclusive sandwich-style brackets give greater bar support and incorporate a multi-position lower coil-over mount. 

    Complete kit includes: mild steel rods, steel brackets, bushed rod ends, and hardware. Lower coil-over shock mount stud not included. The nuts & bolts supplied in this kit are NOT polished or plated.

    • Rod length is 21-1/2"
    • Center-to-center of 4-bar eyelets is 5.5"
    • Bracket width is 1.39"

    This kit comes in two varieties:

    • TA - to fit narrow frames such as Model T or Model A
    • 3234 - to fit wider frames such as 1932-1934 Ford

    Note:  Four bar rear suspension kits require the use of a side to side control such as a panhard bar or a watts link component.

    916-49055 Instructions (PDF)

  • Mustang II Replacement Strut Rod
    Mustang II Replacement Strut Rod
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    New, heavy duty, stock replacement strut rod for Pinto/Mustang II front ends. Features 52 degree bend. The threads are 9/16". The end does not taper and measures 2-3/8" to the washer.

    Bushings # 910-34319 and Nut Kit # 910-34315-2 sold separately.

  • AFCO 22150CR 12 Inch Extreme Chrome Coil-Over Spring, 150 Rate
    AFCO 22150CR 12 Inch Extreme Chrome Coil-Over Spring, 150 Rate
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    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. These Mirror Finish springs have 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 triple plated chrome finish
    • Looks great from any angle - not just on the outside edge
    • 2-5/8" inside diameter
    • Chrome Silicon Wire (not chrome vanadium) is used in every spring
    • Higher tensile strength, longer life
    • Cold-wound & heat-treated twice during manufacturing to withstand the most abusive conditions
    • Shot-peened
    • Tru-rated

    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)

  • Shock Mount Studs
    $3.99
    Product Rating: 4.83 Stars
    Shock Mount Studs
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    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.

     

  • Plain Spring Pivot
    $6.99
    Product Rating: 4.80 Stars
    Plain Spring Pivot
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    Use with 1-3/4" nylon shackle kit. .750 I.D. tube 1/2" fine stud. Intended for "T" bucket and other short cross-spring front suspensions. This one has .800" of threads.

    Sold each.

    Leaf Spring Measuring Guide (Link)

  • Plain Steel Smoothie Clevis, 5/8 Inch RH Thread, 3/8 Inch Slot & Hole
    Plain Steel Smoothie Clevis, 5/8 Inch RH Thread, 3/8 Inch Slot & Hole
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    A beautiful steel clevis ideal for your hot rods' suspension! The shank features 5/8" RH fine threads. Has a 3/8" wide slot and 3/8" diameter hole.

    • Beautiful, rugged clevis ideal for hot rod suspension
    • Rounded head of 3/8" cross bolt (included) blends smoothly into overall shape
    • Shank features 5/8" RH fine threads
    • 3/8" slot
    • Measures 4 inches from end to end
    • Plain steel
  • Dog Bone Shock Link Ball
    $5.99
    Dog Bone Shock Link Ball
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    Use with our Dog Bone Shock Links to connect original Ford lever shocks to the suspension. Each ball is 0.726" in diameter with approximately 5/8" of 3/8" fine threads.

    3/4" hex wrench size with included nylock nut.

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