{"title":"Hardrace","description":"\u003ch2\u003eHardrace BMW suspension arms\u003c\/h2\u003e\u003cp\u003eUpgrade suspension control and chassis adjustment with Hardrace arms for BMW performance builds. These parts are designed for drivers who want stronger suspension components, more precise geometry and better control on fast road or track-focused cars.\u003c\/p\u003e\u003cp\u003eBrowse the \u003ca href=\"\/collections\/suspension\"\u003eBMW suspension range\u003c\/a\u003e and explore chassis-specific options for the \u003ca href=\"\/collections\/e46-m3\"\u003eE46 M3\u003c\/a\u003e, \u003ca href=\"\/collections\/f82-m4\"\u003eF8X M3\/M4\u003c\/a\u003e and \u003ca href=\"\/collections\/e82-87-1-series\"\u003eE82\/87 1 Series\u003c\/a\u003e. Choose the right camber, toe and suspension arms for your build.\u003c\/p\u003e","products":[{"product_id":"e46-m3-hardrace-rear-camber-arms","title":"E46 M3 Hardrace Rear Camber Arms","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003cbr\u003eHardrace Adjustable Rear Camber Arms provide a much greater range of rear camber adjustment than the factory eccentric bolts, making it easier to achieve the alignment you actually want. They are particularly useful on lowered cars where the standard adjustment range can become restrictive. Available with either uprated rubber bushes or rose joints, they suit everything from fast road builds through to dedicated track cars. Compatible with the E46 M3, non-M E46, E36 and BMW Z4 applications.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it’s good for\u003c\/strong\u003e\u003cbr\u003eIdeal for cars running lowered suspension or more track-focused alignment settings where the factory camber adjustment is no longer sufficient. The rubber-bushed version is well suited to fast road and occasional track use, while the rose-jointed option is aimed at dedicated track cars where maximum precision and geometry control are the priority.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat we like about it\u003c\/strong\u003e\u003cbr\u003eThe additional adjustment gives you far more freedom when setting up the rear axle, rather than having your alignment dictated by the limited range of the factory eccentric bolts. This is particularly useful when trying to reduce excessive negative camber on a lowered car or dial in a specific track alignment. The choice of rubber or rose-jointed mounting also means you can match the arm to how the car is actually being used.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWorth knowing:\u003c\/strong\u003e More adjustment doesn't necessarily mean you need more negative camber. The real benefit is being able to achieve the correct rear geometry for your setup, whether that means adding or reducing camber.\u003c\/p\u003e","brand":"Slip Angle","offers":[{"title":"Rose Joint","offer_id":54332541862226,"sku":null,"price":320.0,"currency_code":"GBP","in_stock":true},{"title":"Rubber","offer_id":54332541894994,"sku":null,"price":255.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/9581\/2434\/files\/8767_main_1.jpg?v=1787240980"},{"product_id":"e46-m3-hardrace-rear-trailing-arm-bushes","title":"E46 M3 Hardrace Rear Trailing Arm Bushes","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003cbr\u003eHardrace Rear Trailing Arm Bushes are a direct upgrade for the factory rear trailing arm bushes, helping improve rear axle control and maintain more consistent suspension geometry under load. Available with either uprated rubber bushes or rose joints, they allow you to choose between improved road manners or maximum precision for more track-focused applications. Suitable for the BMW E46 M3 as well as compatible E36, E85, E86 and E89 applications.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it’s good for\u003c\/strong\u003e\u003cbr\u003eA great upgrade for fast road, track day and dedicated track cars. The uprated rubber version is ideal for road-biased cars looking for improved rear-end control without a significant increase in NVH, while the rose-jointed version is better suited to track-focused builds where precision and geometry control take priority over refinement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat we like about it\u003c\/strong\u003e\u003cbr\u003eThe rear trailing arm bush has a significant influence on how accurately the rear suspension behaves under cornering and braking loads. Reducing unwanted movement here helps keep the rear geometry more consistent, giving the car a more precise and predictable feel. Having both rubber and rose-jointed options also means you can choose the right level of compromise for how the car is actually used.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWorth knowing:\u003c\/strong\u003e Rose joints provide the greatest precision by removing much of the compliance found in a conventional bush, but this comes with increased noise and harshness. For a predominantly road-driven car, the uprated rubber version will usually offer the better compromise.\u003c\/p\u003e","brand":"Slip Angle","offers":[{"title":"Rubber","offer_id":54334353768786,"sku":null,"price":95.0,"currency_code":"GBP","in_stock":true},{"title":"Rose Joint","offer_id":54334353801554,"sku":null,"price":255.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/9581\/2434\/files\/7260_main_1.jpg?v=1787243545"},{"product_id":"f8x-hardrace-rear-toe-arms","title":"F8X M3\/M3\/M4 Hardrace Rear Toe Arms","description":"\u003ch2\u003e\u003cspan\u003eHardrace Rear Toe Arms - BMW F8X \/ G8X M2, M3 \u0026amp; M4\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHardrace adjustable rear toe arms replace the factory rear toe links, giving you a greater and more precise range of toe adjustment while replacing the compliant factory joint with a rose jointed design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe rose joints reduce movement and deflection in the rear toe link under load, helping the rear wheels maintain their intended geometry through hard cornering, braking and acceleration. Combined with the additional adjustment range, this makes them particularly well suited to lowered and track-focused cars where accurate and consistent rear geometry becomes increasingly important.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat it’s good for\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIdeal for F8X and G8X M2, M3 and M4s running lowered suspension or more aggressive fast road and track alignments. The increased adjustment range makes it easier to achieve your desired rear toe settings, particularly when changes to ride height and camber have moved the geometry beyond the useful range of the factory arms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe rose jointed construction also makes them particularly beneficial on track, reducing compliance in the rear suspension and helping maintain a more consistent toe setting as the suspension is loaded.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat we like about it\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYou’re getting two useful upgrades in one. There’s additional adjustment for properly setting the rear geometry, while the rose joints remove some of the compliance found in the standard setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor a more track-focused build, this gives you greater control over the alignment and helps the rear of the car respond more consistently to driver inputs.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWorth knowing\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eRose joints trade some refinement for precision. Compared with a rubber-bushed factory component, they can transmit more noise and vibration into the car and will generally require more inspection and maintenance.\u003c\/span\u003e\u003c\/p\u003e","brand":"Slip Angle","offers":[{"title":"Default Title","offer_id":54413617693010,"sku":null,"price":340.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/9581\/2434\/files\/7734_main_1_1.jpg?v=1787850521"},{"product_id":"f8x-g8x-hardrace-rear-camber-arms-m2-m3-m4","title":"F8X\/G8X Hardrace Rear Camber Arms M2\/M3\/M4","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHardrace rose jointed rear camber arms are a track-focused upgrade for the BMW F8X and G8X M2, M3 and M4, giving you greater control over rear camber while reducing compliance in the suspension.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs you start to push these cars harder on circuit, accurate control of the rear geometry becomes increasingly important. The adjustable design allows you to set rear camber around your suspension, tyre and driving setup rather than being restricted by the factory adjustment range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe rose jointed mounting removes much of the compliance associated with a conventional rubber bush, helping the rear suspension maintain its intended geometry under high cornering loads. This gives a more direct and consistent response, particularly when running sticky tyres and higher suspension loads on track.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat it’s good for\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese are aimed primarily at track and competition-focused F8X and G8X builds where accurate and repeatable rear geometry is a priority.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe increased adjustment range allows you to properly dial in rear camber to maximise tyre contact through loaded corners, while the rose joint helps prevent the alignment changing dynamically as loads build through the suspension.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThey're particularly worthwhile on cars running coilovers, track-focused alignment settings and high-grip tyres where the additional precision becomes much more noticeable.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat we like about it\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor a track car, the biggest advantage isn't simply having access to more negative camber. It's having greater control over exactly how much camber you run and keeping that geometry more consistent under load.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCombined with adjustable rear toe arms, these give you much greater freedom to fine-tune the rear axle and build an alignment around how you want the car to behave on circuit.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWorth knowing\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThese are a motorsport-oriented component, and the rose joints mean there is a trade-off in refinement compared with the factory arms. Expect increased NVH and more frequent inspection than you would with a rubber-bushed component.\u003c\/span\u003e\u003c\/p\u003e","brand":"Slip Angle","offers":[{"title":"Default Title","offer_id":54414227931474,"sku":null,"price":340.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/9581\/2434\/files\/7733_main_1.jpg?v=1787855270"},{"product_id":"e82-e81-1-series-hardrace-rear-camber-arms-7594","title":"E82\/E87 1 Series Hardrace Rear Camber Arms","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHardrace adjustable rear camber arms give you greater control over the rear geometry of the BMW E82 and E87 1 Series, with a choice of uprated rubber bushes or rose jointed ends depending on how track-focused you want the car to be.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe factory camber adjustment can become restrictive once the car is lowered or you start moving towards a more aggressive track alignment. These arms provide a wider range of adjustment, allowing you to set the rear camber around your tyre, suspension and intended use rather than being limited by the standard setup. This item comes as a pair.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat it’s good for\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA great upgrade for E82 and E87 1 Series being built for fast road and track use. The additional adjustment allows you to properly dial in rear camber, helping you manage the balance between lateral grip, traction and tyre wear.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor more dedicated track cars, the rose jointed version also reduces compliance in the rear suspension under load. This helps the rear geometry remain more consistent through high-load corners, particularly when running coilovers, stiffer spring rates and high-grip track tyres.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRubber or rose jointed?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eUprated rubber\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (7594)is the better choice for cars that still see plenty of road mileage while being used regularly on track. You get the additional camber adjustment while retaining some compliance in the suspension, keeping NVH closer to the factory setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eRose jointed\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (6831) is our choice for a more track-focused car. Removing the compliant rubber joint gives more precise control of the rear suspension and reduces geometry changes under load. The trade-off is increased NVH and a greater requirement for regular inspection and maintenance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat we like about it\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHaving both options means you can choose the arm around how the car is actually being used. You don't necessarily need rose joints to benefit from adjustable camber, particularly on a dual-purpose road and track car.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOnce outright track performance becomes the priority, however, the rose jointed version makes more sense. Combined with a proper alignment, it gives you much greater control over the rear axle and allows you to build the geometry around the way you want the car to behave on circuit.\u003c\/span\u003e\u003c\/p\u003e","brand":"Slip Angle","offers":[{"title":"Rubber","offer_id":54416296870226,"sku":null,"price":215.0,"currency_code":"GBP","in_stock":true},{"title":"Rose Joint","offer_id":54416296902994,"sku":null,"price":340.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/9581\/2434\/files\/7594_main_1.jpg?v=1787865314"},{"product_id":"e82-e82-1-series-hardrace-rear-toe-arms","title":"E82\/E82 1 Series Hardrace Rear Toe Arms","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHardrace adjustable rear toe arms give you greater control over the rear geometry of the BMW E82 and E87 1 Series, with a choice of uprated rubber bushes or rose jointed ends depending on how track-focused the car is.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRear toe has a significant influence on how the car behaves on circuit, particularly under braking, through high-speed corners and on corner exit. These arms provide a greater range of adjustment than the factory setup, allowing you to accurately set rear toe around your suspension, ride height and intended use. This item comes as a pair.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat it’s good for\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA great upgrade for E82 and E87 1 Series being built for fast road and track use, particularly once changes to ride height and rear camber start to move the geometry away from the factory setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe additional adjustment allows you to properly dial in rear toe rather than simply working within the limits of the standard arms. For track cars, this gives you more freedom to tune the balance between rear stability and rotation while maintaining a consistent alignment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRubber or rose jointed?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eUprated rubber\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the better option for dual-purpose road and track cars. You get the additional toe adjustment while retaining some compliance in the suspension, keeping noise and vibration closer to the factory setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eRose jointed\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is our choice for a more track-focused build. The solid joint reduces compliance and helps prevent the rear toe changing dynamically as the suspension is loaded through hard cornering, braking and acceleration. The result is a more precise and consistent rear axle, with the trade-off of increased NVH and more regular inspection.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat we like about it\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eToe is one of the most important alignment settings when it comes to how stable and predictable a car feels on track, and these arms give you much greater control over it.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor a dedicated track build, we'd lean towards the rose jointed version. Combined with adjustable camber arms, you have considerably more freedom to set up the rear axle around the tyres, suspension and handling balance you're looking for.\u003c\/span\u003e\u003c\/p\u003e","brand":"Slip Angle","offers":[{"title":"Rubber","offer_id":54416336290130,"sku":null,"price":215.0,"currency_code":"GBP","in_stock":true},{"title":"Rose Joint","offer_id":54416336322898,"sku":null,"price":340.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/9581\/2434\/files\/7595_main_1.jpg?v=1787865811"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/9581\/2434\/collections\/og_image.png?v=1787659707","url":"https:\/\/slipangle.co.uk\/collections\/hardrace.oembed","provider":"Slip Angle","version":"1.0","type":"link"}