About this product
Upgrade the front suspension of your 2021–2026 Gen 3 Ford F-150 Raptor with our fabricated lower A-arm kit. Built from 4130 material and designed around the factory spindle and upright, these arms fit every Gen 3 Raptor and Raptor R from 2021 through 2026 and are approved to work with the dual live valve shock setup released in 2024, while adding strength, control, and additional options for expanding your suspension setup.
Each arm is fixture built and MIG welded for consistent fit and quality. The design incorporates large FK uniballs, built-in steering stops, bypass shock mounts, and mounting tabs for the Foutz Motorsports sway bar kit.
Features & Benefits
- Fabricated from 4130 material
- Fits the full Gen 3 range, 2021 through 2026, including the Raptor R
- Designed to work with the factory spindle and upright
- Approved to work with the dual live valve shock setup released on the 2024 Raptor
- Uses a 1.5" uniball at the spindle connection
- Uses 1" uniballs at the frame side
- FK bearings used throughout the kit
- Built-in steering stops help limit steering travel and protect the steering rack
- Billet machined steering stops are welded into the arm
- Geometry-matched steering stops designed to work with the factory spindle
- Built-in bypass shock mounts
- Includes mounting tabs for the Foutz Motorsports Raptor sway bar kit
- Fixture built and MIG welded for consistent fitment and quality
- Powder coated for long-term protection and appearance
Materials & Durability
- 4130 fabricated construction
- 1.5" FK uniball at the spindle connection
- 1" FK uniballs at the frame connection
- 17-4 stainless steel mounting spacers
- Billet machined steering stops
- MIG welded construction
- Fixture built for consistent fitment
- Final powder coat finish for corrosion protection and durability
Shock Compatibility
The lower arms are designed to work with the factory coilover shocks or aftermarket stock replacement coilover shocks, providing flexibility when upgrading the suspension.
The arms are also approved to work with the dual live valve shock setup released on the 2024 Raptor.
The arms also include provisions for additional bypass shock configurations.
Add-On Options
3" Bypass Shock Kit
The lower arms allow you to add a 3" bypass shock using the optional upper shock mount kit and specific 3" shock layout.
Front Bump Stop Kit
A weld-on front bump stop kit can be added to the truck at any time. The lower arms come standard with the bump stop plate welded in place.
Tunable Sway Bar Kit
A tunable sway bar kit is available for use with these arms. The system uses custom bent sway bar arms and is available with either a 1" or 1.25" diameter sway bar so you can adjust the feel to your preference.
Important: These fabricated lower arms will not work with the factory sway bar.
Fitment & Compatibility
- 2021 Ford F-150 Raptor
- 2022 Ford F-150 Raptor
- 2023 Ford F-150 Raptor
- 2024 Ford F-150 Raptor
- 2025 Ford F-150 Raptor
- 2026 Ford F-150 Raptor
- 2023 Ford Raptor R
- 2024 Ford Raptor R
- 2025 Ford Raptor R
- 2026 Ford Raptor R
- Gen 3 and Gen 3.5 Ford F-150 Raptor
- Designed around the factory Raptor spindle and upright
- Works with factory coilover shocks
- Works with aftermarket stock replacement coilover shocks
- Approved to work with the dual live valve shock setup released on the 2024 Raptor
Factory Sway Bar: Not compatible with the factory sway bar. Use the available Foutz Motorsports sway bar system designed for these arms.
Installation
- Uses the factory lower A-arm mounting bolts at the frame
- Factory frame mounting bolts can be reused
- Upgraded bolts are available when used with frame support plate kits for the lower A-arm mounts
Standard Lower Arm Kit Includes
- (1) Right side fabricated lower A-arm with installed FK uniballs
- (1) Left side fabricated lower A-arm with installed FK uniballs
- (1) Set of 17-4 stainless steel spacers for the wheel and frame uniballs
- (2) 12-point 5/8" bolts for the lower spindle uniballs
FAQ
What years of Ford Raptor do these lower control arms fit?
They fit the Gen 3 Ford F-150 Raptor, 2021 through 2026 — 2021, 2022, 2023, 2024, 2025 and 2026, including Gen 3.5 trucks and every Ford Raptor R.
Do these lower control arms fit the Raptor R?
Yes. The arms fit every Ford Raptor R.
What is the Foutz Motorsports fabricated lower A-arm made from?
The lower A-arms are fabricated from 4130 material and MIG welded using fixture-built construction for consistent fitment and quality.
What spindle does this lower A-arm kit use?
The arms are designed to work with the factory Raptor spindle and upright.
What size uniballs are used in the lower A-arms?
The arms use a 1.5" uniball at the spindle connection and 1" uniballs at the frame side. FK bearings are used throughout the kit.
What are the uniball spacers made from?
The mounting spacers are machined from 17-4 stainless steel.
Does this kit work with the 2024 Raptor dual live valve shocks?
Yes. The arms were updated so they are approved to work with the dual live valve shock setup released on the 2024 Raptor, and they still fit every Gen 3 truck from 2021 on.
Can I use the factory coilover shocks?
Yes. The lower arms are designed to work with the factory coilover shocks.
Can I use aftermarket stock replacement coilovers?
Yes. The arms can also be used with aftermarket stock replacement coilover shocks.
Do the lower arms include steering stops?
Yes. The arms include billet machined steering stops that are welded into the arm and designed around the factory spindle geometry.
What do the steering stops do?
The built-in steering stops help limit steering travel and reduce the potential for excessive load on the steering rack.
Can I add bypass shocks later?
Yes. The arms are designed to allow a 3" bypass shock to be added using the optional upper shock mount kit and specific 3" shock layout.
Can I add a bump stop kit later?
Yes. The arms come with the front bump stop plate welded in place, allowing the weld-on bump stop kit to be added later.
Can I use the factory sway bar with these lower arms?
No. These fabricated lower arms will not work with the factory sway bar. A Foutz Motorsports tunable sway bar kit is available specifically for use with these arms.
What sway bar options are available?
The tunable sway bar system is available with either a 1" or 1.25" diameter sway bar and uses custom bent sway bar arms.
Can I reuse the factory lower A-arm mounting bolts?
Yes. The factory frame mounting bolts can be reused. Upgraded bolts are also available when the lower A-arm frame support plate kits are installed.
What is included with the standard lower A-arm kit?
The standard kit includes both fabricated lower A-arms with FK uniballs installed, 17-4 stainless steel spacers, and two 12-point 5/8" spindle uniball bolts.
Description supplied by Foutz Motorsports through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.