Jeep JL Coilover Suspension Kit - ARB - BP51 Heavy Load - `18-`20. This ARB BP51 heavy-load coilover kit is engineered for 2018–2020 Jeep JL 4-door owners who carry extra weight or run full-size accessories and want durable, adjustable suspension performance.

The BP51 Heavy Load kit combines ARB's BP51 shock technology with coil springs tuned for heavier payloads, delivering controlled damping and improved ride confidence both on-road and off-road. The design supports additional cargo, armor, and rooftop equipment while maintaining predictable handling. Installation maintains vehicle ride height and provides adjustability to fine-tune rebound and compression response for varied driving conditions.

Features

• Designed for 2018–2020 Jeep JL 4-door heavy-load applications
• BP51-style coilover shocks with adjustable damping
• Coil springs tuned for increased payload and accessory fitment
• Improved control over varied terrain and loaded driving
• Built for durability with ARB engineering and support

If you have questions about fitment, tuning, or compatibility with other aftermarket parts, call us direct — we’re happy to help. We operate two shops offering installation and customization: Austin, Texas and the Los Angeles, California area. Call 512-982-9393 (TX) or 562-981-6800 (CA) to speak with a specialist or schedule service. If you’re considering purchasing multiple items, contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov