Cusco 6A8 492 RM Power Brace Rear Cross Member for 19-25 Subaru Forester SK 2.5l

Vehicle Fitment

• 2019-2025 Subaru Forester Base (SK9, FB25 2.5L DOHC H4, AWD, CVT)
• 2019-2025 Subaru Forester Premium (SK9, FB25 2.5L DOHC H4, AWD, CVT)
• 2019-2025 Subaru Forester Sport (SK9, FB25 2.5L DOHC H4, AWD, CVT)
• 2019-2025 Subaru Forester Limited (SK9, FB25 2.5L DOHC H4, AWD, CVT)
• 2019-2025 Subaru Forester Touring (SK9, FB25 2.5L DOHC H4, AWD, CVT)

Fitment Notes

• Fits all 5th-generation Subaru Forester (SK) trim levels equipped with the FB25 2.5L engine
• Mounts to the rear cross member area on the underside of the vehicle
• Bolt-on installation using existing factory mounting points - no drilling or modification required
• For the Rear Member Side version that also fits the 2022+ WRX, see Cusco 6A8 492 RMS (sold separately)
• Position: Rear (underside, rear cross member)

Features

• High-strength steel construction reinforces the rear cross member area for improved rear chassis rigidity
• Suppresses twisting and distortion between the rear body panels and subframe under cornering loads
• Improves rear-end stability, composure, and handling feedback during spirited and high-speed driving
• Provides the same rigidity benefit as stitch welding without permanent chassis modification
• Cusco blue powder-coated finish for corrosion resistance and professional underbody appearance
• Bolt-on installation using existing factory mounting bolt locations - approximately 30 minutes install time
• Completely reversible - no permanent modification to the vehicle required
• Especially effective on crossover/SUV platforms where taller ride heights amplify rear chassis flex
• Developed using Cusco's motorsport chassis stress simulation data for optimized reinforcement placement

Specifications

• Part Number: 6A8 492 RM
• Type: Power Brace (Rear Cross Member / Rear Chassis Reinforcement)
• Position: Rear (underside, rear cross member)
• Material: High-Strength Steel
• Finish: Cusco Blue Powder Coat
• Installation: Bolt-on to existing rear cross member bolt locations
• Installation Time: Approximately 0.5 hours
• Compatible Chassis: SK9 (5th-generation Forester)
• JAN Code: 4996338110077
• UPC: 4996338110077

Included Components

• 1x Cusco Power Brace Rear Cross Member Assembly (high-strength steel, blue powder coat)
• 1x Mounting Hardware Kit

Product Description

The Cusco 6A8 492 RM Power Brace Rear Cross Member is a high-strength steel chassis reinforcement brace designed for the 2019-2025 Subaru Forester (5th generation, SK9 chassis). This brace mounts to the rear cross member area on the underside of the vehicle, connecting multiple rear structural points to reduce the twisting and distortion that the rear body structure experiences under cornering, braking, and uneven road surface loads. The Forester's higher ride height and SUV/crossover body style make it particularly susceptible to rear chassis flex compared to lower-riding sedan platforms, making this type of reinforcement especially beneficial for improving driving composure and handling precision.

The brace is constructed from high-strength steel and finished in Cusco's signature blue powder coat for long-term corrosion protection, which is important for an underbody component exposed to road spray, salt, and debris. Installation is a simple bolt-on procedure using existing factory mounting bolt locations on the rear cross member - no drilling, cutting, or fabrication is required. The entire installation takes approximately 30 minutes with the vehicle on a lift or safely supported on jack stands, making this one of the easiest and most cost-effective chassis rigidity upgrades available for the SK Forester.

By stiffening the rear cross member area, this Power Brace allows the rear suspension to operate at its intended alignment geometry under all driving conditions, improving rear-end stability, reducing body roll input at the rear, and providing more consistent handling feedback to the driver. It pairs well with Cusco's other SK Forester chassis products, including the Rear Cross Member Side brace (6A8 492 RMS), front strut tower bar, and sway bar kits for a comprehensive handling upgrade. Whether used for daily commuting, highway driving, or spirited backroad use, this brace provides a noticeable improvement in the Forester's overall chassis composure and driving confidence.