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with Fitting Position Front Axle for MAZDA BT-50 TF, RG04 2WD
IMPROVE GRIP, HANDLING & PERFORMANCE.
Whiteline is a global leader in suspension and handling performance components, delivering high quality products engineered to improve vehicle balance, stability, and driver control. Designed and developed using advanced engineering and testing processes, Whiteline components are trusted by TF, RG04 2WD BT-50 drivers, enthusiasts, and motorsport... Read more
Whiteline is a global leader in suspension and handling performance components, delivering high quality products engineered to improve vehicle balance, stability, and driver control. Designed and developed using advanced engineering and testing processes, Whiteline components are trusted by TF, RG04 2WD BT-50 drivers, enthusiasts, and motorsport professionals around the world. With a focus on performance, durability, and precision, Whiteline products are designed to enhance the way TF, RG04 2WD BT-50s respond, handle, and perform in real-world driving conditions.
Why Upgrade Your TF, RG04 2WD BT-50 Suspension
Upgrading TF, RG04 2WD BT-50 suspension components is one of the most effective ways to improve vehicle handling, stability, and overall driving performance. Over time, factory suspension components can wear or lose effectiveness, reducing steering response and vehicle control. Performance-focused suspension upgrades help maintain correct suspension geometry, improve tyre contact with the road, and reduce unwanted movement during braking, acceleration, and cornering. With the right MAZDA BT-50 components installed, drivers can experience improved confidence, responsiveness, and overall driving feel.
How to Choose the Right TF, RG04 2WD BT-50 Suspension Components
Selecting the right suspension components depends on the vehicle, driving style, and intended performance goals. Whiteline designs components that help drivers improve handling precision while maintaining everyday drivability. Whether the goal is improving cornering performance, reducing vehicle sway, or sharpening steering response, Whiteline TF, RG04 2WD BT-50 suspension components are engineered to work together as a complete handling system. Choosing the correct components helps ensure optimal balance between performance, comfort, and control.
Vehicle Compatibility Information
Whiteline develops suspension and handling components for TF, RG04 2WD BT-50s. Products are engineered to integrate with factory suspension systems while improving performance and responsiveness. Whether a TF, RG04 2WD BT-50 is used for daily driving, spirited road use, or performance-focused applications, Whiteline components are designed to enhance handling characteristics while maintaining reliability and durability.
Whiteline Key Products
Whiteline offers a comprehensive range of suspension and handling components designed to improve TF, RG04 2WD BT-50 balance, control, and cornering performance. Each product is engineered to deliver consistent performance while maintaining long term reliability.
TF, RG04 2WD BT-50 Steering and Alignment Components
Steering and alignment components play an important role in maintaining precise vehicle control. Whiteline designs components that help improve steering accuracy, maintain proper alignment, and reduce unwanted movement within the suspension system. These upgrades help deliver sharper steering response, improved driver feedback, and greater confidence behind the wheel.
TF, RG04 2WD BT-50 Suspension and Handling Components
Whiteline TF, RG04 2WD BT-50 suspension components are engineered to improve vehicle stability, balance, and overall handling performance. By managing suspension movement and maintaining proper geometry, these components help reduce body roll, improve tyre contact, and enhance cornering performance. The result is more predictable vehicle behaviour and improved driver control across a range of driving environments.
Installation Options
Whiteline TF, RG04 2WD BT-50 suspension components can be installed by experienced DIY enthusiasts or professional workshops. Proper installation ensures components perform as intended and deliver optimal handling improvements. Professional installation is recommended to ensure correct setup, alignment, and overall system performance.
Shop Whiteline TF, RG04 2WD BT-50 Suspension Components
Explore Whiteline’s full range of TF, RG04 2WD BT-50 suspension and handling components designed to improve vehicle balance, steering response, and overall driving performance. Whether enhancing everyday driving or refining handling performance, Whiteline provides engineered solutions trusted by TF, RG04 2WD BT-50 drivers worldwide.
Suspension Diagrams
Front Suspension
Front Suspension
Rear Suspension
7 Items
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Front Control Arm Lower - Bushing Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDIn StockShips within 24hrs.Ships within 24hrs.SKU: W53633 Benefit Note:
Worn front control arm bushings have a huge influence on vehicle stability, steering precision and braking efficiency. Replace worn bushings to as new condition utilising Whiteline's advanced synthetic elastomer bushings with core characteristics ensuring superior elasticity, memory and outright durability for all forms of driving applications.Front Control Arm Lower - Bushing Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDℹ️ Standard AlignmentGreatly increases control and confidence; the perfect, complete upgrade. Includes: 4 Bushings, 4 TubesIn StockShips within 24hrs.Ships within 24hrs.Qty Required 1Kit Contents 4 Bushings, 4 Tubes$249.00Fully installed for $959.00within 2 weeks -
Front Control Arm Lower - Inner Camber Bolt Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDIn StockShips within 24hrs.Ships within 24hrs.SKU: KCA503 Benefit Note:
Whiteline OEM replacement camber bolts are designed to replace the old worn/rusted factory lower inner control arm camber bolts, perfect for wheel alignment correction and enhancing camber for road applications.Front Control Arm Lower - Inner Camber Bolt Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDMaximises tyre contact with the road, improving cornering and grip; the perfect, complete upgrade. Includes: 4 Bolts, 4 Washers, 4 NutsIn StockShips within 24hrs.Ships within 24hrs.Qty Required 1Kit Contents 4 Bolts, 4 Washers, 4 Nuts$200.00Fully installed for $720.00within 2 weeks -
Front Control Arm Upper - Arm Assembly
✅ Fits MAZDA BT-50 TF, RG04 2WDIn StockShips within 24hrs.Ships within 24hrs.SKU: KTA296 Benefit Note:
A short fall of the modern day IFS 4wd is the adjustment range provided for successful wheel alignments, this becomes even more of an issue when the vehicle is lifted by more than 1 inch. Not only does the vehicle run into camber and caster issues, but ball joint articulation and clearance issues to the coil over strut at ride and droop height. The new Whiteline offset UCA (Upper Control Arm) is an all-in-one solution for any vehicle that has been lifted between 30mm and 70mm. Providing an increase between +2.5 and +3.5 degrees of caster and up to 1.5 degrees of negative camber increase (figures quoted are based off an approximate 50mm/ 2 inch) along with greater clearance to the coil over strut and more articulation of the arm by virtue of new maintenance free GIIRO bushing technology.Front Control Arm Upper - Arm Assembly
✅ Fits MAZDA BT-50 TF, RG04 2WDℹ️ Fixed offset alignment correction arms - Includes ball jointMaximises tyre contact with the road, improving cornering and grip; the perfect, complete upgrade. Includes: 2 ArmsIn StockShips within 24hrs.Ships within 24hrs.Qty Required 1Kit Contents 2 Arms$854.05Fully installed for $1,564.05within 2 weeks -
Front Shock Absorber - Upper Bushing Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDIn StockShips within 24hrs.Ships within 24hrs.SKU: W33349 Benefit Note:
Shock absorber advances and demands for improved travel and load bearing has placed extra importance and stress on shock absorber bushings. Whiteline's superior formulation shock bushings enhance the performance of new and used shock absorbers.Front Shock Absorber - Upper Bushing Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDBalances comfort with performance while minimising noise and vibrations; the perfect, complete upgrade. Includes: 4 Bushings & 4 WashersIn StockShips within 24hrs.Ships within 24hrs.Qty Required 1Kit Contents 4 Bushings, 4 Washers$93.01Fully installed for $708.01within 2 weeks -
Front Steering Knuckle Kit - Bump Steer Correction
✅ Fits MAZDA BT-50 TF, RG04 2WDIn StockShips within 24hrs.Ships within 24hrs.SKU: KCA514KCA514 Steering Knuckle Kit - Bump Steer Correction
Optimizing Steering Geometry for Better Handling and SafetyThe KCA514 Steering Knuckle Kit is designed to improve steering geometry and reduce bump steer. It is completely legal and doesn't require engineering certification or modification plates. This product is VSB 14 approved and ADR compliant. It functions similarly to installing an upper control arm in your vehicle.
Our engineering team has rigorously tested the aftermarket front knuckle (KCA514) to VSB 14 load standards using FEA analysis, assessing it for a front axle rating of 1650kg. The tests confirm that the product exceeds strength requirements. It is compatible with any GVM upgrade.
VSB 14 Compliance & Legality
VSB 14 outlines legal requirements for aftermarket modifications. The KCA514 knuckle is classified as owner-certified, meaning no engineer or certification is needed once installed. This is similar to installing legal modifications such as upper control arms, shocks, or lift kits.
ADR Compliance & Legal Status
The Australian Design Rules (ADRs) set national safety, anti-theft, and emissions standards for vehicles. While there are no specific ADRs for steering knuckles (similar to control arms or shocks), the KCA514 steering knuckle meets OE (Original Equipment) design standards. As there are no ADRs governing the "robustness of a vehicle," VSB 14 is the primary standard for in-service modifications.
Comparison to Other In-Service Modifications
Other similar in-service bolt-on modifications that don't require engineering or mod plates include:
- Leaf Spring Replacement � Parabolic vs. original leaf springs.
- Front Strut Swap � OE strut to Formula 4x4 or equivalent.
- Bull Bar Installation � No issues with fitting a bull bar.
- Control Arm Upgrade � Replacing a steel control arm with an alloy one.
Whiteline products undergo extensive testing to ensure compliance with relevant engineering standards, offering peace of mind regarding quality.
Benefits
- Enhanced Handling: Improved vehicle dynamics, providing better driving confidence and a smoother feel.
- Better Stability: Improved stability for daily driving, off-roading, and touring.
- Reduced Steering Correction: No more constant steering adjustments or fighting lane assist features.
- Less Driver Fatigue: A more relaxed driving experience and reduced risk of accidents.
- Reduced Tire Wear: Better tire contact with the road, increasing tire life.
Why the Isuzu D-Max, MU-X & Mazda BT-50 Need This Product
These vehicles experience chronic bump steer, which leads to significant tire wear. This issue is apparent in both standard-height and lifted versions, but becomes more severe with lift modifications.
The KCA514 steering knuckle provides a direct replacement, replicating all original features and mounting provisions. Made from hot-forged 4140 AISI steel, it's heat-treated and finished with black e-coat for optimal corrosion resistance.
Pairing KCA514 steering knuckles with upper control arms resolves premature tire wear, improves alignment, and restores proper handling.
Can Regular Wheel Alignments Fix the Issue?
No. While wheel alignments may temporarily reduce tire wear, they don't fix the underlying problem. Alignments are a band-aid solution, not a permanent fix.
Alternative Fixes to Steering Knuckle
After extensive testing, we've learned that while an upper control arm may slightly improve bump steer, it doesn't provide a full solution. Adjusting the steering rack pickup point is necessary to properly address bump steer. Using an upper control arm to fix bump steer would cause other issues, such as tire clearance problems.
The Whiteline steering knuckle is engineered to correct bump steer without introducing new complications.
What is Bump Steer?
Bump steer refers to changes in the vehicle's toe as its ride height changes, especially when driving over bumps. This is particularly problematic when towing, carrying heavy loads, or using a suspension lift. Excessive bump steer causes premature tire wear, as demonstrated in real-world field tests and R&D.
How Does the Whiteline Steering Knuckle Help?
The Whiteline steering knuckle relocates the tie-rod pickup point to optimize the steering geometry and reduce bump steer across different ride heights. Testing shows a 75% reduction in bump steer when these knuckles are installed in lifted vehicles. When installed in standard-height vehicles, bump steer is reduced to nearly zero.
Combining the KCA514 knuckles with offset upper control arms can reduce bump steer by an additional 10-15%.
Front Steering Knuckle Kit - Bump Steer Correction
✅ Fits MAZDA BT-50 TF, RG04 2WDℹ️ Designed to optimise steering geometry - Reduces bump steer to almost zeroBoosts handling and performance, while optimising suspension geometry; the perfect, complete upgrade. Includes: 2 KnucklesIn StockShips within 24hrs.Ships within 24hrs.Qty Required 1Kit Contents 2 Knuckles$1944.00Fully installed for $2,844.00within 2 weeks -
Front Strut Mount - Bushing Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDIn StockShips within 24hrs.Ships within 24hrs.SKU: W44115 Benefit Note:
Hard working or lifted commercial or 4x4 vehicles tend to suffer from premature wear of the upper strut mount/ shock absorber bushings. The Whiteline kit contains new strut top, upper strut mount pads and shock absorber pin bushings to restore the strut mount to as new condition.Front Strut Mount - Bushing Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDℹ️ Includes top spring padEnhances suspension precision and alignment stability; a complete, premium upgrade. Includes: Upper Strut Mount Pads and Shock Absorber Pin Bushings.In StockShips within 24hrs.Ships within 24hrs.Qty Required 1Kit Contents 6 Bushings, 4 Washers$136.00Fully installed for $561.00within 2 weeks -
Front Strut Mount - Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDPre-OrderAvailable for Preorder. Ships within 4-6 weeks.Available for Preorder. Ships within 4-6 weeks.SKU: W44120 Benefit Note:Hard working or lifted commercial or 4x4 vehicles tend to suffer from premature wear of the upper strut mount/ shock absorber bushings. The Whiteline kit contains new strut top, upper strut mount pads and shock absorber pin bushings to restore the strut mount to as new condition.Front Strut Mount - Kit
✅ Fits MAZDA BT-50 TF, RG04 2WDEnhances suspension precision and alignment stability; a complete, premium upgrade. Includes: Strut Top, Upper Strut Mount Pads & Shock Absorber Pin Bushings.Pre-OrderAvailable for Preorder. Ships within 4-6 weeks.Available for Preorder. Ships within 4-6 weeks.Qty Required 2Kit Contents 1 Mount$106.00Fully installed for $531.00within 2 weeks
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