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Activate more grip

Search for your performance upgrade.

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Suspension & Chassis Components

ACTIVATE MORE GRIP.
Parts for FORD MUSTANG S550, FM, FN

Suspension Diagrams

Front Suspension

Front Suspension

Front Suspension

Front Suspension

Rear Suspension

Rear Suspension

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Set Descending Direction

28 items

  1. Front and Rear Sway Bar - Vehicle Kit

    Front and Rear Sway Bar - Vehicle Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front and Rear Sway Bar - Vehicle Kit
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: BFK006 Kit Contains:
    BFF95Z, BFR68Z, KLC179 and KLC198 - essential to 'Activate more grip'
    • Front Sway bar - 30mm 3 point adjustable
    • Rear Sway bar - 25mm 3 point adjustable
    • Front Sway bar - link kit
    • Rear Sway bar - link kit
    Upgrading the sway bars on your vehicle will;
    • Minimising excess body roll
    • Dramatically improving handling performance
    • Tyre life
    • Steering response
    • Braking stability and response
    • No compromise to ride quality, NVH or comfort of the vehicle
    We recommend fitting this kit as a complete handling upgrade. Benefit Note: Engineered to 'Activate More Grip', BFK006 is a packaged solution designed to improve performance and enhance the driving experience of your vehicle. Boasting a 30mm 3 point adjustable front sway bar and 25mm 3 point adjustable rear sway bar, the kit is completed with front and rear sway bar links and mounting accessories (where applicable) that ensure optimum performance and ease of installation. Achieve perfect balance and precise tuning with this Whiteline Sway Bar Kit.

    Front and Rear Sway Bar - Vehicle Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Enhances agility without sacrificing ride comfort; a complete, premium upgrade. Includes: 30mm 3 point adjustable Front Sway bar, 25mm 3 point adjustable Rear Sway bar & Front and Rear Sway bar link kit
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 2 Sway Bars, 4 Links, 4 Bushings, 4 Saddles, 4 Lateral Locks
    $1240.00
    Fully installed for $2,205.00
    within 2 weeks
  2. Front Sway Bar - Assembly

    Front Sway Bar - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Sway Bar - Assembly
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: BFF95Z Benefit Note:
    Engineered to 'Activate More Grip', sway bars are principally designed to reduce body roll or sway. By reducing body roll, lateral loads are spread more evenly across the tyres thereby increasing cornering grip and improving outright performance. This Whiteline 30mm 3 point adjustable sway bar = more grip = better handling = outright performance - it's the best dollar for dollar handling improvement you can make to your vehicle. In fact, benefits extend to improvements in handling, safety and tyre wear without affecting ride quality or comfort.

    Front Sway Bar - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    ℹ️ 30mm 3 Point Adjustable
    Engineered for precision and balance and maintains optimal suspension geometry under load; the perfect, complete upgrade. Includes: 1 Sway Bar, 2 Bushings, 2 Saddles, 2 Lateral Locks
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 1 Sway Bar, 2 Bushings, 2 Saddles, 2 Lateral Locks
    $534.00
    Fully installed for $1,054.00
    within 2 weeks
  3. Rear Sway Bar - Assembly

    Rear Sway Bar - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Rear Sway Bar - Assembly
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: BFR68Z Benefit Note:
    Engineered to 'Activate More Grip', sway bars are principally designed to reduce body roll or sway. By reducing body roll, lateral loads are spread more evenly across the tyres thereby increasing cornering grip and improving outright performance. This Whiteline 24mm 3 point adjustable sway bar = more grip = better handling = outright performance - it's the best dollar for dollar handling improvement you can make to your vehicle. In fact, benefits extend to improvements in handling, safety and tyre wear without affecting ride quality or comfort.

    Rear Sway Bar - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    ℹ️ 24mm 3 Point Adjustable
    Engineered for precision and balance and maintains optimal suspension geometry under load; the perfect, complete upgrade. Includes: 1 Sway Bar, 2 Bushings, 2 Saddles, 2 Lateral Locks
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 1 Sway Bar, 2 Bushings, 2 Saddles, 2 Lateral Locks
    $343.00
    Fully installed for $863.00
    within 2 weeks
  4. Front and Rear Coil Springs - Lowered

    Front and Rear Coil Springs - Lowered
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front and Rear Coil Springs - Lowered
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: WSK-FRD006 Benefit Note:
    Whiteline Springs deliver improved vehicle performance whilst maintaining safety and ride quality characteristics. This kit contains 3.5kg/mm (196lb/in) front rated springs that provide a 35mm drop while the 11.8kg/mm (661lb/in) rated rears deliver a desirable 30mm to the vehicle. By lowering the vehicles centre of gravity, the unique and progressive rate coil design not only improve performance but enhance overall appearance. Developed and manufactured in Europe from the highest quality materials, coating and to the finest tolerances guaranteeing exact fitment. Whiteline Springs are engineered for optimal balance with OEM and aftermarket shocks. For total grip activation match with Whiteline Sway Bar and Essentials kit for unrivalled handling and optimal vehicle performance.

    Front and Rear Coil Springs - Lowered
    ✅ Fits FORD MUSTANG S550, FM, FN

    Enhances handling for a more responsive driving experience; a complete, premium upgrade. Includes: 3.5kg/mm (201lb/in) Front Rated Springs & 11.8kg/mm (661lb/in) Rear Rated Springs.
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 4 Springs
    Select Option To Show Price
  5. Front and Rear Coil Springs - Lowered

    Front and Rear Coil Springs - Lowered
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front and Rear Coil Springs - Lowered
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: WSK-FRD011 Benefit Note:
    Whiteline Springs deliver improved vehicle performance whilst maintaining safety and ride quality characteristics. This kit contains 3.5kg/mm (196lb/in) front rated springs that provide a 25mm drop while the 11.8kg/mm (661lb/in) rated rears deliver a desirable 25mm to the vehicle. By lowering the vehicles centre of gravity, the unique and progressive rate coil design not only improve performance but enhance overall appearance. Developed and manufactured in Europe from the highest quality materials, coating and to the finest tolerances guaranteeing exact fitment. Whiteline Springs are engineered for optimal balance with OEM and aftermarket shocks. For total grip activation match with Whiteline Sway Bar and Essentials kit for unrivalled handling and optimal vehicle performance.

    Front and Rear Coil Springs - Lowered
    ✅ Fits FORD MUSTANG S550, FM, FN

    Keeps tyres planted for more grip and confidence in all conditions; a complete, premium upgrade. Includes: 3.5kg/mm (196lb/in) Front Rated Springs & 11.8kg/mm (661lb/in) Rear Rated Springs.
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 4 Springs
    Select Option To Show Price
  6. Front and Rear Performance Suspension Kit

    Front and Rear Performance Suspension Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front and Rear Performance Suspension Kit
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: GS1-FRD006 Kit Contains:
    WSK-FRD006 and BFK006 - essential to 'Activate more grip'
    • Front and Rear Coil Springs - Lowered
    • Front and Rear Sway Bar - Vehicle Kit
    Whiteline Springs deliver improved vehicle performance whilst maintaining safety and ride quality characteristics. By lowering the vehicles centre of gravity, the unique and progressive rate coil design not only improve performance but enhance overall appearance.
     
    Upgrading the sway bars on your vehicle will;
    • Minimising excess body roll
    • Dramatically improving handling performance
    • Tyre life
    • Steering response
    • Braking stability and response
    • No compromise to ride quality, NVH or comfort of the vehicle
    .We recommend fitting this kit for total grip activation and unrivalled handling and optimal vehicle performance.Benefit Note: The ultimate entry level suspension upgrade! Performance, handling and comfort make up the Grip Series Stage 1 kit featuring Whiteline signature front and rear adjustable (where applicable) sway bars, drop links and performance lowering springs.

    Front and Rear Performance Suspension Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Reduces body roll and lowers your centre of gravity for improved grip and stability through corners; a complete, premium upgrade. Includes: 30mm Front & 25mm Rear 3-point adjustable Sway Bars, Links, and Front & Rear Coil Springs.
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 4 Springs, 2 Sway Bars, 4 Links, 4 Bushings, 4 Saddles, 2 Lateral Locks, 8 Washers
    Select Option To Show Price
  7. Front and Rear Performance Suspension Kit

    Front and Rear Performance Suspension Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front and Rear Performance Suspension Kit
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: GS1-FRD011 Kit Contains:
    WSK-FRD011 and BFK006 - essential to 'Activate more grip'
    • Front and Rear Coil Springs - Lowered
    • Front and Rear Sway Bar - Vehicle Kit
    Whiteline Springs deliver improved vehicle performance whilst maintaining safety and ride quality characteristics. By lowering the vehicles centre of gravity, the unique and progressive rate coil design not only improve performance but enhance overall appearance.
     
    Upgrading the sway bars on your vehicle will;
    • Minimising excess body roll
    • Dramatically improving handling performance
    • Tyre life
    • Steering response
    • Braking stability and response
    • No compromise to ride quality, NVH or comfort of the vehicle
    .We recommend fitting this kit for total grip activation and unrivalled handling and optimal vehicle performance.Benefit Note: The ultimate entry level suspension upgrade! Performance, handling and comfort make up the Grip Series Stage 1 kit featuring Whiteline signature front and rear adjustable (where applicable) sway bars, drop links and performance lowering springs.

    Front and Rear Performance Suspension Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Reduces body roll and lowers your centre of gravity for improved grip and stability through corners; a complete, premium upgrade. Includes: 30mm Front & 25mm Rear 3-point adjustable Sway Bars, Links, and Front & Rear Coil Springs.
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 4 Springs, 2 Sway Bars, 4 Links, 4 Bushings, 4 Saddles, 2 Lateral Locks, 8 Washers
    Select Option To Show Price
  8. Front Camber Adjusting Bolt - Kit

    Front Camber Adjusting Bolt - Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Camber Adjusting Bolt - Kit
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: KCA416 Benefit Note: Suffering uneven tyre wear? Sounds like poor alignment. Whiteline camber bolts provide the largest adjustment range (of up to +/- 1.5deg) to get that alignment back in check. Unlike other 'friction' lock designs we use a positive toothed lock washer which means NO SLIP. Simple to adjust and lock time after time with out slipping.

    Front Camber Adjusting Bolt - Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    ℹ️ 16mm - Adds +/- 1.5deg camber
    Camber Adjusting Bolt - Kit 16mm Adds +/- 1.5deg camber
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 2 Bolts
    $50.00
    Fully installed for $380.00
    within 2 weeks
  9. Front Control Arm Lower - Arm Assembly

    Front Control Arm Lower - Arm Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Control Arm Lower - Arm Assembly
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: KTA417 Benefit Note:
    Take your S550 Mustang’s performance to the next level with Whiteline’s Performance Pack lower control arms. Engineered with a fully forged construction and equipped with sealed spherical bearings, these control arms significantly reduce bushing deflection—delivering sharper steering response and improved handling precision, all without increasing noise, vibration, or harshness (NVH). Designed for a straightforward, direct bolt-on installation, upgrading your suspension has never been easier.

    Front Control Arm Lower - Arm Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    ℹ️ Performance - Hyme joint - Excludes models wiith MagneRide - Includes ball joint
    Ensures long-lasting durability, matter matter the purpose; the perfect, complete upgrade. Includes: 2 Arms
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 2 Arms
    $321.00
    Fully installed for $746.00
    within 2 weeks
  10. Front Gearbox Mount - Bushing Kit

    Front Gearbox Mount - Bushing Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Gearbox Mount - Bushing Kit
    Pre-Order
    Available for Preorder. Stock due on 3/10/2026.
    Available for Preorder. Stock due on 3/10/2026.
    SKU: KDT928 Benefit Note:
    Whiteline's Positive Shift Kit inserts into the factory gearbox mount and results in a greatly improved shift feel and response by reducing the compliance of the heavily voided factory mount.

    Front Gearbox Mount - Bushing Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    ℹ️ Insert - Excludes GT500 and Boss 302S models
    Balances comfort with performance while minimising noise and vibrations; the perfect, complete upgrade. Includes: 1 Insert Bushing
    Pre-Order
    Available for Preorder. Stock due on 3/10/2026.
    Available for Preorder. Stock due on 3/10/2026.
    Qty Required 1
    Kit Contents 1 Insert Bushing
    $36.00
    Fully installed for $556.00
    within 2 weeks
  11. Front Radius Arm - Arm Assembly

    Front Radius Arm - Arm Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Radius Arm - Arm Assembly
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: KTA416 Benefit Note:Complete replacement control arms featuring offset bushings that are primarily designed to improve traction and cornering grip under power. Increasing static caster to both front wheels. The special low compliance bushings reduce caster wind-back and maintain tighter tolerances between static and dynamic alignment settings. The additional caster coupled with the firmer bushings serve to dramatically sharpen initial turn-in response - forcing more consistent alignment angles through the corner due to the reduced bush compliance.

    Front Radius Arm - Arm Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    ℹ️ Performance - Adds +1.0deg caster - Includes ball joint
    Greatly increases control and confidence; the perfect, complete upgrade. Includes: 2 Arms
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 2 Arms
    $487.00
    Fully installed for $912.00
    within 2 weeks
  12. Front Radius Arm Lower - Bushing Kit

    Front Radius Arm Lower - Bushing Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Radius Arm Lower - Bushing Kit
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: W53642 Benefit Note:
    Not many know but worn suspension bushings have an effect on braking performance. In particular these bushings tend to absorb most of the loads under braking resulting in severe wear and reduced braking efficiency over time. Replace these worn parts with Whiteline synthetic elastomer bushings that offer long lasting durability for a safer more predictable vehicle.

    Front Radius Arm Lower - Bushing Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Ensures long-lasting durability, matter matter the purpose; the perfect, complete upgrade. Includes: 2 Shell Bushings, 2 Tubes, 2 Washers
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 2 Shell Bushings, 2 Tubes, 2 Washers
    Select Option To Show Price
  13. Front Radius Arm Lower - Bushing Kit

    Front Radius Arm Lower - Bushing Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Radius Arm Lower - Bushing Kit
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: KCA486 Benefit Note:
    Whiteline caster kits are designed to improve cornering grip and vehicle straight line stability. This kit is supplied with dual offset bushings to give greater steering feel, more steering weight, greater precision all through increased static caster and dynamic negative camber gain. In addition, Whiteline bushings provide improved braking performance, and less under load alignment change.

    Front Radius Arm Lower - Bushing Kit
    ✅ Fits FORD MUSTANG S550, FM, FN

    Enhances steering response, delivering sharper handling and more predictable vehicle dynamics; the perfect, complete upgrade. Includes: 2 Shell Bushings, 2 Tubes, 1 Tool
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 2 Shell Bushings, 2 Tubes, 1 Tool
    Select Option To Show Price
  14. Front Sway Bar Link - Assembly

    Front Sway Bar Link - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Sway Bar Link - Assembly
    Pre-Order
    Available for Preorder. Stock due on 28/9/2026.
    Available for Preorder. Stock due on 28/9/2026.
    SKU: KLC179 Benefit Note: Not many enthusiasts are aware that OEM and more importantly aftermarket sway bar effectiveness can be hindered by worn or inadequate mounts, drop links and lateral stoppers. Whiteline adjustable sway bar links are engineered to be up to the task with top spec, light weight componentry combined with a window of adjustability, eliminating sway bar preload on installation but most importantly ensuring the maximum output of the sway bar for improved grip and better handling.

    Front Sway Bar Link - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Adjustable Ball/Ball Style - 12mm Ball Stud 225-250mm - horizontal heavy duty ball joints
    Pre-Order
    Available for Preorder. Stock due on 28/9/2026.
    Available for Preorder. Stock due on 28/9/2026.
    Qty Required 1
    Kit Contents 2 Links
    Select Option To Show Price
  15. Front Sway Bar Link - Assembly

    Front Sway Bar Link - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Front Sway Bar Link - Assembly
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: W23255 Benefit Note: Do you have every sway bar link on the shelf? Well you don't need too, Whiteline have developed a clever cut to length universal sway bar link that has a 12mm ball stud has a working range of 80-320mm c/c. 1 part number covers hundreds of applications.

    Front Sway Bar Link - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Adjustable Ball/Ball Style - 12mm Ball Stud 80-320mm - universal cut to length - horizontal heavy duty ball joints
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 2 Links
    Select Option To Show Price
  16. Rear Sway Bar Link - Assembly

    Rear Sway Bar Link - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Rear Sway Bar Link - Assembly
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    SKU: W23255 Benefit Note: Do you have every sway bar link on the shelf? Well you don't need too, Whiteline have developed a clever cut to length universal sway bar link that has a 12mm ball stud has a working range of 80-320mm c/c. 1 part number covers hundreds of applications.

    Rear Sway Bar Link - Assembly
    ✅ Fits FORD MUSTANG S550, FM, FN

    Adjustable Ball/Ball Style - 12mm Ball Stud 80-320mm - universal cut to length - horizontal heavy duty ball joints
    In Stock
    Ships within 24hrs.
    Ships within 24hrs.
    Qty Required 1
    Kit Contents 2 Links
    Select Option To Show Price
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