{"product_id":"eibach-25mm-rear-anti-roll-bar-kit-for-2021-2023-bmw-m2-m3-and-m4-g8x-e40-20-057-01-01","title":"Eibach 25mm Rear Anti-Roll Bar Kit for 2021-2023 BMW M2, M3 and M4 (G8X) - E40-20-057-01-01","description":"Improve your car's performance and handling with the Eibach Anti-Roll-Kit. This kit is designed to reduce body roll when cornering, resulting in improved stability, better handling, and increased driver confidence. The kits include front and\/or rear stabilizer bars made from high-strength steel for durability and precision along with all necessary mounting hardware. Installing this kit is a great way to take your driving experience to the next level!\nRear Sway Bar is Tubular and 3 Way-Adjustable.\n\u003cul\u003e\n  \u003cli\u003eEngineered and Tested for Each Vehicle Application:\u003c\/li\u003e\n  \u003cli\u003eCompatible with OEM and Performance Setups:\u003c\/li\u003e\n  \u003cli\u003ePrecision-Tuned for Balance and Control:\u003c\/li\u003e\n  \u003cli\u003eIncreased Vehicle Stability:\u003c\/li\u003e\n  \u003cli\u003eMade by Eibach in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eImprove cornering stability and handling response with the Eibach Anti-Roll-Kit rear sway bar for BMW G8X performance vehicles. Designed to reduce body roll during hard cornering, this high-strength steel bar helps maintain a more controlled chassis, improve driver confidence, and support precise vehicle control on the street or track. The 25mm rear bar uses a tubular construction and offers three-way adjustability, allowing the handling balance to be tailored to driving preferences, tire combinations, and suspension setups.\u003c\/p\u003e\n\n\u003cp\u003eEngineered and tested for the applicable vehicle platform, the Eibach E40-20-057-01-01 is compatible with both OEM and performance suspension components. Its precision-tuned design complements the vehicle’s existing suspension geometry while helping provide a balanced response between the front and rear axles. The kit is manufactured by Eibach in the USA and includes the components and mounting hardware required for installation. Professional installation and alignment checks are recommended after installation.\u003c\/p\u003e\n\n\u003ch3\u003eKey Product Specifications and Technical Data\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eProduct Type: Rear anti-roll bar and sway bar kit\u003c\/li\u003e\n  \u003cli\u003eBrand: Eibach\u003c\/li\u003e\n  \u003cli\u003ePart Number: E40-20-057-01-01\u003c\/li\u003e\n  \u003cli\u003eBar Diameter: 25mm\u003c\/li\u003e\n  \u003cli\u003eConstruction: Tubular high-strength steel\u003c\/li\u003e\n  \u003cli\u003eAdjustment: Three-way adjustable\u003c\/li\u003e\n  \u003cli\u003eApplication: BMW G8X M2, M3 and M4 models\u003c\/li\u003e\n  \u003cli\u003eManufacturing: Made by Eibach in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOne Eibach rear anti-roll bar\u003c\/li\u003e\n  \u003cli\u003eMounting hardware required for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFitment includes select 2021-2023 BMW M2, M3 and M4 applications, including listed G8X-generation models. Verify the vehicle year, model, drivetrain, and suspension configuration before ordering.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEngineered and Tested for Each Vehicle Application: Application-specific tuning helps deliver predictable handling and chassis control.\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM and Performance Setups: Designed to work with factory and upgraded suspension components.\u003c\/li\u003e\n\u003cli\u003ePrecision-Tuned for Balance and Control: Three-way adjustment allows the rear handling response to be tailored to driving conditions and preferences.\u003c\/li\u003e\n\u003cli\u003eIncreased Vehicle Stability: Reduces body roll during cornering for improved stability, handling, and driver confidence.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2021 BMW M3 Base\u003cbr\u003e\n2021 BMW M3 Competition\u003cbr\u003e\n2021 BMW M4 Base\u003cbr\u003e\n2021 BMW M4 Competition\u003cbr\u003e\n2022 BMW M3 Base\u003cbr\u003e\n2022 BMW M3 Competition\u003cbr\u003e\n2022 BMW M3 Competition xDrive\u003cbr\u003e\n2022 BMW M4 Base\u003cbr\u003e\n2022 BMW M4 Competition\u003cbr\u003e\n2022 BMW M4 Competition xDrive\u003cbr\u003e\n2023 BMW M2 Base\u003cbr\u003e\n2023 BMW M3 Base\u003cbr\u003e\n2023 BMW M3 Competition\u003cbr\u003e\n2023 BMW M3 Competition xDrive\u003cbr\u003e\n2023 BMW M4 Base\u003cbr\u003e\n2023 BMW M4 Competition\u003cbr\u003e\n2023 BMW M4 Competition xDrive\u003cbr\u003e\n2023 BMW M4 CSL\u003cbr\u003e\n2024 BMW M2 Base\u003cbr\u003e\n2024 BMW M3 Base\u003cbr\u003e\n2024 BMW M3 Competition\u003cbr\u003e\n2024 BMW M3 Competition xDrive\u003cbr\u003e\n2024 BMW M3 CS\u003cbr\u003e\n2024 BMW M4 Base\u003cbr\u003e\n2024 BMW M4 Competition\u003cbr\u003e\n2024 BMW M4 Competition xDrive\u003cbr\u003e\n2025 BMW M2 Base\u003cbr\u003e\n2025 BMW M3 Base\u003cbr\u003e\n2025 BMW M3 Competition\u003cbr\u003e\n2025 BMW M3 Competition xDrive\u003cbr\u003e\n2025 BMW M4 Base\u003cbr\u003e\n2025 BMW M4 Competition\u003cbr\u003e\n2025 BMW M4 Competition xDrive\u003cbr\u003e\n2025 BMW M4 CS\u003cbr\u003e\n2026 BMW M2 Base\u003cbr\u003e\n2026 BMW M3 Base\u003cbr\u003e\n2026 BMW M3 Competition\u003cbr\u003e\n2026 BMW M3 Competition xDrive\u003cbr\u003e\n2026 BMW M4 Base\u003cbr\u003e\n2026 BMW M4 Competition\u003cbr\u003e\n2026 BMW M4 Competition xDrive\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":67579308769532,"sku":"E40-20-057-01-01","price":255.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/10047f5408f63176c71c74edaec4e3c0L.jpg?v=1790385713","url":"https:\/\/diycustoms.store\/products\/eibach-25mm-rear-anti-roll-bar-kit-for-2021-2023-bmw-m2-m3-and-m4-g8x-e40-20-057-01-01","provider":"diycustoms.store","version":"1.0","type":"link"}