{"title":"Clutch Masters","description":"\u003cp\u003eClutches and flywheels for B48 and B58 swaps. These clutch and flywheel combinations are specifically for use with the above engines and the GS6-37DZ or GS6-53DZ transmissions used when swapping these engines into other cars.\u003c\/p\u003e","products":[{"product_id":"clutch-masters-flywheel-b48-with-gs6-37dz","title":"Clutch Masters Flywheel – B48 or B58 with GS6-37DZ","description":"\u003cp\u003eClutch Masters single-mass flywheel for BMW B48 applications using the GS6-37DZ 6-speed manual transmission. Choose aluminum for the lowest rotating mass or steel for a middle ground between stock weight and a lightweight aluminum unit.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned in CAD and CNC machined in the USA from 6061 aluminum or 1045 steel billet.\u003c\/li\u003e\n\u003cli\u003eZero balanced after machining.\u003c\/li\u003e\n\u003cli\u003eAluminum flywheels are Type 3 hard anodized; steel flywheels are black oxide coated.\u003c\/li\u003e\n\u003cli\u003eSFI 1.2 certified for motorsports use.\u003c\/li\u003e\n\u003cli\u003eMade to be paired with Clutch Masters single-disc clutch kits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAluminum\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 17 lbs.\u003c\/li\u003e\n\u003cli\u003eThe lightest option, aimed at track and race use. Engagement can be slightly more aggressive, with some clutch chatter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSteel\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 31.2 lbs.\u003c\/li\u003e\n\u003cli\u003eA middle ground between the stock flywheel and the aluminum flywheel, suited to street use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm fitment for your B48 and GS6-37DZ setup before ordering.\u003c\/p\u003e\n\u003cp\u003eMatching clutch kits for the GS6-37DZ:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clutch-masters-fx350-hd-clutch-kit-b48-with-gs6-37dz\" style=\"color:#0066ff !important;text-decoration:underline !important;\"\u003eFX350 HD Clutch Kit – B48 with GS6-37DZ\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clutch-masters-fx350-ss-short-shift-clutch-kit-b48-with-gs6-37dz\" style=\"color:#0066ff !important;text-decoration:underline !important;\"\u003eFX350 SS Short Shift Clutch Kit – B48 with GS6-37DZ\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clutch-masters-fx400-ss-6-puck-short-shift-clutch-kit-b48-with-gs6-37dz\" style=\"color:#0066ff !important;text-decoration:underline !important;\"\u003eFX400 SS 6 Puck Short Shift Clutch Kit – B48 with GS6-37DZ\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor a Full race clutch and flywheel for the B48 or B58: \u003ca href=\"\/products\/clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48\" style=\"color:#0066ff !important;text-decoration:underline !important;\"\u003eClutch Masters 725 Series Twin Disc Race Clutch \u0026amp; Flywheel – B48 and B58\u003c\/a\u003e\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Aluminum","offer_id":67818502062323,"sku":"FW-340-AL","price":778.81,"currency_code":"USD","in_stock":true},{"title":"Steel","offer_id":67818502095091,"sku":"FW-340-SF","price":778.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/F198791746.jpg?v=1792617020"},{"product_id":"clutch-masters-flywheel-b48-with-gs6-53dz","title":"Clutch Masters Flywheel – B48 or B58 with GS6-53DZ","description":"\u003cp\u003eClutch Masters single-mass flywheel for BMW B48 and B58 applications using the GS6-53DZ 6-speed manual transmission. Choose aluminum for the lowest rotating mass or steel for a middle ground between stock weight and a lightweight aluminum unit.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned in CAD and CNC machined in the USA from 6061 aluminum or 1045 steel billet.\u003c\/li\u003e\n\u003cli\u003eZero balanced after machining.\u003c\/li\u003e\n\u003cli\u003eAluminum flywheels are Type 3 hard anodized; steel flywheels are black oxide coated.\u003c\/li\u003e\n\u003cli\u003eSFI 1.2 certified for motorsports use.\u003c\/li\u003e\n\u003cli\u003eMade to be paired with Clutch Masters single-disc clutch kits linked below.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAluminum\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 17 lbs.\u003c\/li\u003e\n\u003cli\u003eThe lightest option, aimed at track and race use. Engagement can be slightly more aggressive, with some clutch noise at idle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSteel\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 31.2 lbs.\u003c\/li\u003e\n\u003cli\u003eA middle ground between the stock flywheel and the aluminum flywheel, suited to street use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm fitment for your B48 and GS6-53DZ setup before ordering.\u003c\/p\u003e\n\u003cp\u003eMatching clutch kits for the GS6-53DZ:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clutch-masters-fx350-hd-clutch-kit-b48-with-gs6-53dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eFX350 HD Clutch Kit – B48 with GS6-53DZ\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clutch-masters-fx350-ss-short-shift-clutch-kit-b48-with-gs6-53dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eFX350 SS Short Shift Clutch Kit – B48 with GS6-53DZ\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clutch-masters-fx400-ss-6-puck-short-shift-clutch-kit-b48-with-gs6-53dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eFX400 SS 6 Puck Short Shift Clutch Kit – B48 or B58 with GS6-53DZ\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor a Full race clutch and flywheel for the B48 or B58: \u003ca href=\"\/products\/clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters 725 Series Twin Disc Race Clutch \u0026amp; Flywheel – B48 and B58\u003c\/a\u003e\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Aluminum","offer_id":67818503471347,"sku":"FW-340-2AL","price":778.67,"currency_code":"USD","in_stock":true},{"title":"Steel","offer_id":67818503504115,"sku":"FW-340-2SF","price":778.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/F198791746_5a80be66-8c37-40e8-8167-43f5e332abd5.jpg?v=1792617028"},{"product_id":"clutch-masters-fx350-hd-clutch-kit-b48-with-gs6-37dz","title":"Clutch Masters FX350 HD Clutch Kit – B48 or B58 with GS6-37DZ","description":"\u003cp\u003eClutch Masters FX350 HD single-disc clutch kit for BMW B48 applications using the GS6-37DZ 6-speed manual transmission. Built for the street enthusiast or weekend racer.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUp to 110% more holding capacity (Clutch Masters rating).\u003c\/li\u003e\n\u003cli\u003ePower Plus I Hi-Leverage heavy-duty pressure plate.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty segmented Fiber-Tough disc with steel-backed Fiber-Tough friction material.\u003c\/li\u003e\n\u003cli\u003eSlightly more aggressive engagement than the FX300, with some chatter.\u003c\/li\u003e\n\u003cli\u003eSuited to a highly tuned car that sees occasional track days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKit components: heavy-duty disc, pressure plate, Clutch release bearing, alignment tool, instruction card and decals.\u003c\/p\u003e\n\u003cp\u003eConfirm fitment for your B48 or B58 and GS6-37DZ setup before ordering. \u003c\/p\u003e\n\u003cp\u003eMatching flywheel: \u003ca href=\"\/products\/clutch-masters-flywheel-b48-with-gs6-37dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters Flywheel – B48 with GS6-37DZ (aluminum or steel)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFor a Full race clutch and flywheel for the B48 or B58: \u003ca href=\"\/products\/clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters 725 Series Twin Disc Race Clutch \u0026amp; Flywheel – B48 and B58\u003c\/a\u003e\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":67818504782067,"sku":"03575-HDFF","price":876.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/F198786603.png?v=1792783364"},{"product_id":"clutch-masters-fx350-ss-short-shift-clutch-kit-b48-with-gs6-37dz","title":"Clutch Masters FX350 SS Short Shift Clutch Kit – B48 or B58 with GS6-37DZ","description":"\u003cp\u003eClutch Masters FX350 SS (Short Shift) single-disc clutch kit for BMW B48 applications using the GS6-37DZ 6-speed manual transmission. The SS series puts a billet aluminum cover in an OE-style clutch for faster, more precise shifts.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBillet aluminum cover, about 10% lighter than the OE stamped steel cover.\u003c\/li\u003e\n\u003cli\u003eShorter, faster, more precise shifts.\u003c\/li\u003e\n\u003cli\u003eHeavier diaphragm for more clamping force.\u003c\/li\u003e\n\u003cli\u003eModified pivot point keeps pedal feel only slightly heavier than a stock clutch.\u003c\/li\u003e\n\u003cli\u003eNew throw-out bearing designed for the short throw of the cover.\u003c\/li\u003e\n\u003cli\u003eFX350 friction: Power Plus I Hi-Leverage heavy-duty pressure plate with a segmented Fiber-Tough disc and sprung hub.\u003c\/li\u003e\n\u003cli\u003eSuited to a daily-driven street car or a race car that does not need a twin disc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKit components: disc, pressure plate, release bearing, alignment tool, instruction card and decals.\u003c\/p\u003e\n\u003cp\u003eConfirm fitment for your B48 or B58 and GS6-37DZ setup before ordering. Pictures with flywheel are not accurate to the flywheel that is available for this clutch. \u003c\/p\u003e\n\u003cp\u003eMatching flywheel: \u003ca href=\"\/products\/clutch-masters-flywheel-b48-with-gs6-37dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters Flywheel – B48 with GS6-37DZ (aluminum or steel)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFor a Full race clutch and flywheel for the B48 or B58: \u003ca href=\"\/products\/clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters 725 Series Twin Disc Race Clutch \u0026amp; Flywheel – B48 and B58\u003c\/a\u003e\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":67818506027251,"sku":"03575-SSFF","price":957.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/F198789091.jpg?v=1792617043"},{"product_id":"clutch-masters-fx400-ss-6-puck-short-shift-clutch-kit-b48-with-gs6-37dz","title":"Clutch Masters FX400 SS 6 Puck Short Shift Clutch Kit – B48 or B58 with GS6-37DZ","description":"\u003cp\u003eClutch Masters FX400 SS (Short Shift) 6-puck single-disc clutch kit for BMW B48 applications using the GS6-37DZ 6-speed manual transmission. A billet aluminum cover paired with an aggressive ceramic 6-puck disc.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBillet aluminum cover, about 10% lighter than the OE stamped steel cover.\u003c\/li\u003e\n\u003cli\u003eShorter, faster, more precise shifts.\u003c\/li\u003e\n\u003cli\u003eHeavier diaphragm for more clamping force.\u003c\/li\u003e\n\u003cli\u003eModified pivot point keeps pedal feel only slightly heavier than a stock clutch.\u003c\/li\u003e\n\u003cli\u003eNew throw-out bearing designed for the short throw of the cover.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 6-puck ceramic disc with premium ceramic friction material and a heavy-duty sprung hub (no Marcel).\u003c\/li\u003e\n\u003cli\u003eDesigned primarily for track-driven cars but usable on the street. It engages very aggressively and may not suit a street car.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKit components: disc, pressure plate, release bearing, alignment tool, instruction card and decals.\u003c\/p\u003e\n\u003cp\u003eConfirm fitment for your B48 or B58 and GS6-37DZ setup before ordering. Pictures with flywheel are not accurate to the flywheel that is available for this clutch. \u003c\/p\u003e\n\u003cp\u003eMatching flywheel: \u003ca href=\"\/products\/clutch-masters-flywheel-b48-with-gs6-37dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters Flywheel – B48 with GS6-37DZ (aluminum or steel)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFor a Full race clutch and flywheel for the B48 or B58: \u003ca href=\"\/products\/clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters 725 Series Twin Disc Race Clutch \u0026amp; Flywheel – B48 and B58\u003c\/a\u003e\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":67818507239667,"sku":"03575-SSC6","price":957.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/F198789081.png?v=1792617051"},{"product_id":"clutch-masters-fx350-hd-clutch-kit-b48-with-gs6-53dz","title":"Clutch Masters FX350 HD Clutch Kit – B48 or B58 with GS6-53DZ","description":"\u003cp\u003eClutch Masters FX350 HD single-disc clutch kit for BMW B48 applications using the GS6-53DZ 6-speed manual transmission. Built for the street enthusiast or weekend racer.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUp to 110% more holding capacity (Clutch Masters rating).\u003c\/li\u003e\n\u003cli\u003ePower Plus I Hi-Leverage heavy-duty pressure plate.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty segmented Fiber-Tough disc with steel-backed Fiber-Tough friction material.\u003c\/li\u003e\n\u003cli\u003eSlightly more aggressive engagement than the FX300, with some chatter.\u003c\/li\u003e\n\u003cli\u003eSuited to a highly tuned car that sees occasional track days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKit components: heavy-duty disc, pressure plate, release bearing, pilot bearing (when applicable), alignment tool, instruction card and decals.\u003c\/p\u003e\n\u003cp\u003eConfirm fitment for your B48 or B58 and GS6-53DZ setup before ordering.\u003c\/p\u003e\n\u003cp\u003eMatching flywheel: \u003ca href=\"\/products\/clutch-masters-flywheel-b48-with-gs6-53dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters Flywheel – B48 with GS6-53DZ (aluminum or steel)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFor a Full race clutch and flywheel for the B48 or B58: \u003ca href=\"\/products\/clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters 725 Series Twin Disc Race Clutch \u0026amp; Flywheel – B48 and B58\u003c\/a\u003e\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":67818508484851,"sku":"03555-HDC6","price":876.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/fx350-img-1.jpg?v=1792785506"},{"product_id":"clutch-masters-fx350-ss-short-shift-clutch-kit-b48-with-gs6-53dz","title":"Clutch Masters FX350 SS Short Shift Clutch Kit – B48 or B58 with GS6-53DZ","description":"\u003cp\u003eClutch Masters FX350 SS (Short Shift) single-disc clutch kit for BMW B48 applications using the GS6-53DZ 6-speed manual transmission. The SS series puts a billet aluminum cover in an OE-style clutch for faster, more precise shifts.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBillet aluminum cover, about 10% lighter than the OE stamped steel cover.\u003c\/li\u003e\n\u003cli\u003eShorter, faster, more precise shifts.\u003c\/li\u003e\n\u003cli\u003eHeavier diaphragm for more clamping force.\u003c\/li\u003e\n\u003cli\u003eModified pivot point keeps pedal feel only slightly heavier than a stock clutch.\u003c\/li\u003e\n\u003cli\u003eNew throw-out bearing designed for the short throw of the cover.\u003c\/li\u003e\n\u003cli\u003eFX350 friction: Power Plus Hi-Leverage heavy-duty pressure plate with a segmented Fiber-Tough disc and sprung hub for smooth engagment.\u003c\/li\u003e\n\u003cli\u003eSuited to a daily-driven street car or a race car that does not need a twin disc. This is the clutch we use on our B48 E46 street car.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKit components: disc, pressure plate, release bearing, alignment tool, instruction card and decals.\u003c\/p\u003e\n\u003cp\u003eConfirm fitment for your B48 or B58 and GS6-53DZ setup before ordering. Pictures with flywheel are not accurate to the flywheel that is available for this clutch. \u003c\/p\u003e\n\u003cp\u003eMatching flywheel: \u003ca href=\"\/products\/clutch-masters-flywheel-b48-with-gs6-53dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters Flywheel – B48 with GS6-53DZ (aluminum or steel)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFor a Full race clutch and flywheel for the B48 or B58: \u003ca href=\"\/products\/clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters 725 Series Twin Disc Race Clutch \u0026amp; Flywheel – B48 and B58\u003c\/a\u003e\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":67818511794419,"sku":"03555-SSFF","price":957.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/F198789091_fb455d31-b737-4764-87ce-f1776621adca.jpg?v=1792617077"},{"product_id":"clutch-masters-fx400-ss-6-puck-short-shift-clutch-kit-b48-with-gs6-53dz","title":"Clutch Masters FX400 SS 6 Puck Short Shift Clutch Kit – B48 or B58 with GS6-53DZ","description":"\u003cp\u003eClutch Masters FX400 SS (Short Shift) 6-puck single-disc clutch kit for BMW B48 applications using the GS6-53DZ 6-speed manual transmission. A billet aluminum cover paired with an aggressive ceramic 6-puck disc.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBillet aluminum cover, about 10% lighter than the OE stamped steel cover.\u003c\/li\u003e\n\u003cli\u003eShorter, faster, more precise shifts.\u003c\/li\u003e\n\u003cli\u003eHeavier diaphragm for more clamping force.\u003c\/li\u003e\n\u003cli\u003eModified pivot point keeps pedal feel only slightly heavier than a stock clutch.\u003c\/li\u003e\n\u003cli\u003eNew throw-out bearing designed for the short throw of the cover.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 6-puck ceramic disc with premium ceramic friction material and a heavy-duty sprung hub (no Marcel).\u003c\/li\u003e\n\u003cli\u003eDesigned primarily for track-driven cars but usable on the street. It engages very aggressively and may not suit a street car.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKit components: disc, pressure plate, release bearing, alignment tool, instruction card and decals.\u003c\/p\u003e\n\u003cp\u003eConfirm fitment for your B48 or B58 and GS6-53DZ setup before ordering. Pictures with flywheel are not accurate to the flywheel that is available for this clutch. \u003c\/p\u003e\n\u003cp\u003eMatching flywheel: \u003ca href=\"\/products\/clutch-masters-flywheel-b48-with-gs6-53dz\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters Flywheel – B48 with GS6-53DZ (aluminum or steel)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFor a Full race clutch and flywheel for the B48 or B58: \u003ca href=\"\/products\/clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48\" style=\"color: #0066ff !important; text-decoration: underline !important;\"\u003eClutch Masters 725 Series Twin Disc Race Clutch \u0026amp; Flywheel – B48 and B58\u003c\/a\u003e\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":67818512875763,"sku":"03555-SSC6","price":957.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/F198789081_d5d12b57-07e7-42da-8047-ef7a183610e7.png?v=1792617086"},{"product_id":"clutch-masters-725-series-twin-disc-race-clutch-flywheel-b48","title":"Clutch Masters 725 Series Twin Disc Race Clutch \u0026 Flywheel – B48 and B58","description":"\u003cp\u003eClutch Masters 725 Series twin disc race clutch and flywheel for BMW B48 and B58 applications.\u003c\/p\u003e\n\u003cp\u003eSelect the transmission you are running: GS6-37DZ or GS6-53DZ.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e7.25\" (184mm) twin disc clutch, built for hard use including road racing, drift and drag.\u003c\/li\u003e\n\u003cli\u003eRace stage: two ceramic rigid discs.\u003c\/li\u003e\n\u003cli\u003e700 ft-lb torque rating (Clutch Masters estimate).\u003c\/li\u003e\n\u003cli\u003eAble to use the factory transmission clutch slave.\u003c\/li\u003e\n\u003cli\u003eVery low rotating mass. Not ideal for the street, but it can handle occasional street driving.\u003c\/li\u003e\n\u003cli\u003eBuilt to hold very high horsepower and torque while keeping pedal pressure reasonable for the track.\u003c\/li\u003e\n\u003cli\u003eBillet aluminum cover, Type 3 hard anodized, with about 25% more tensile strength than a cast cover. Cover flex is about 0.003\", versus up to 0.030\" on cast or stamped covers.\u003c\/li\u003e\n\u003cli\u003eQR (Quick Release) pressure plate system: three spring-loaded bolts for smooth, even engagement and up to 50% less internal clutch noise and chatter.\u003c\/li\u003e\n\u003cli\u003eAluminum flywheels are 6061-T6 billet, meet SFI 1.2, are Type 3 hard-coat anodized and include a replaceable insert. Steel flywheels are 1045 billet with a black oxide finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm fitment and kit contents for your B48\/B58 and correct transmission before ordering.\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"GS6-37DZ","offer_id":67818513858803,"sku":"03575-TD7R-A","price":1936.64,"currency_code":"USD","in_stock":true},{"title":"GS6-53DZ","offer_id":67818513891571,"sku":"03555-TD7R-A","price":1936.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/files\/F198790561.jpg?v=1792781743"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9219\/4035\/collections\/F198790561.jpg?v=1792799161","url":"https:\/\/strommotorsports.com\/collections\/clutch-masters.oembed","provider":"Strom Motorsports","version":"1.0","type":"link"}