{"title":"MTB Cranksets","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eMountain bike cranks from XC to downhill. Helix Race Carbon delivers 366g arms that meet ASTM 4 for trail and all-mountain. Helix Race Alloy brings XC weight with Enduro-worthy strength and stunning CNC aesthetics. Helix Race GR exceeds ASTM 5 for gravity abuse with 73mm and 83mm spindle options. 30mm spindles, self-extracting bolts, APS preload, and crank boots across the line.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eYour crankset takes more abuse than almost any other component on your bike. We build ours to handle it, whether that's XC racing, all-day trail missions, or sending it at the bike park.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/products\/helix-race-carbon-cranks\" title=\"Helix Race Carbon\"\u003eHelix Race Carbon\u003c\/a\u003e is the most technologically advanced crankset we've ever produced. At 366g (170mm arms), it's light enough for XC racing yet robust enough for aggressive all-mountain riding. Carbon arms paired with a machined aluminum 30mm spindle and 8-lobe splined interface. Complete with a 32T chainring, you're looking at around 415g while meeting ASTM 4 standards.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/products\/helix-race-30mm-aluminum-cranks\" title=\"Helix Race Alloy\"\u003eHelix Race Alloy\u003c\/a\u003e delivers XC weight with enduro strength. Forged AL6066-T6 arms with massive CNC optimization create an eye-popping technical aesthetic while maximizing stiffness. \u003ca href=\"https:\/\/theloamwolf.com\/reviews\/components\/review-ethirteen-helix-race-alloy-cranks\/#:~:text=the%20sexiest%20alloy%20crank%20I%E2%80%99ve%20laid%20eyes%20on\" title=\"Loam Wolf Review\" rel=\"noopener\" target=\"_blank\"\u003eThe Loam Wolf called them\u003c\/a\u003e \"the sexiest alloy crank I've laid eyes on.\"\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003ca href=\"\/products\/helix-race-alloy-gr-cranks\" title=\"Helix Race GR\"\u003eHelix Race GR\u003c\/a\u003e was engineered alongside our World Cup DH and Enduro athletes for downhill, bike park, and freeride. Exceeds ASTM 5 standards with 73mm and 83mm spindle options. A work of art made to take a beating.\u003c\/p\u003e\n\u003cp\u003eEvery Helix crankset features a 30mm spindle, self-extracting bolts, APS preload adjuster, and molded crank boots. Cross-compatible chainrings work with SRAM® and Shimano® 11 and 12-speed drivetrains.\u003c\/p\u003e","products":[{"product_id":"lg1-race-carbon-cranks-gen4","title":"LG1 Race Carbon Cranks - Gen4","description":"\u003cp\u003e\u003cem\u003e\u003cstrong\u003eUnleash your Power with LG1 Carbon Cranks\u003cbr\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWorld Cup proven for years\u003c\/strong\u003e, the Q Factor, overall profile, and volume of our Gen4 cranks has been greatly reduced, while strength and fatigue life have been dramatically improved. What wizardry is this? The engineers won't say, but the graphs and race results don't lie!\u003c\/p\u003e\n\u003cp\u003eThe spindle has been moved to the non-drive side for easier chainguide setup and drivetrain maintenance. The adjustable chainline accommodates non-Boost, Boost, and Super Boost setups. Finally, all cranks now include an 8mm self-extractor.\u003c\/p\u003e","brand":"e*thirteen","offers":[{"title":"165x73mm","offer_id":44989008183613,"sku":"CS4LRA-103","price":399.95,"currency_code":"GBP","in_stock":true},{"title":"170x73mm","offer_id":44989008216381,"sku":"CS4LRA-104","price":399.95,"currency_code":"GBP","in_stock":false},{"title":"175x73mm","offer_id":44989008249149,"sku":"CS4LRA-105","price":399.95,"currency_code":"GBP","in_stock":true},{"title":"160x83mm","offer_id":44989008281917,"sku":"CS4LRA-100","price":399.95,"currency_code":"GBP","in_stock":true},{"title":"165x83mm","offer_id":44989008314685,"sku":"CS4LRA-101","price":399.95,"currency_code":"GBP","in_stock":true},{"title":"170x83mm","offer_id":44989008347453,"sku":"CS4LRA-102","price":399.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5971\/7693\/files\/CS4LRA-102-2web_96df09c5-7ebc-4cd7-b0da-4434c611c358.jpg?v=1737469514"},{"product_id":"helix-cranks","title":"Helix Core Alloy Cranks","description":"\u003cdiv class=\"page\" title=\"Page 10\"\u003e\n\u003cdiv class=\"layoutArea\"\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cdiv title=\"Page 10\" class=\"page\"\u003e\n\u003cdiv class=\"layoutArea\"\u003e\n\u003cdiv class=\"column\"\u003e\u003cstrong\u003e\u003cspan data-sheets-userformat='{\"2\":13249,\"3\":{\"1\":0},\"9\":0,\"10\":0,\"11\":4,\"12\":0,\"15\":\"Barlow Condensed\",\"16\":14}' data-sheets-value=\"{\" value=\"\" for=\"\" in=\"\" r=\"\"\u003eLighter, stronger and more value than the competition.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cspan data-sheets-userformat='{\"2\":13249,\"3\":{\"1\":0},\"9\":0,\"10\":0,\"11\":4,\"12\":0,\"15\":\"Barlow Condensed\",\"16\":14}' data-sheets-value=\"{\" value=\"\" for=\"\" in=\"\" r=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"column\"\u003e\u003cspan data-sheets-userformat='{\"2\":13249,\"3\":{\"1\":0},\"9\":0,\"10\":0,\"11\":4,\"12\":0,\"15\":\"Barlow Condensed\",\"16\":14}' data-sheets-value=\"{\" value=\"\" for=\"\" in=\"\" r=\"\"\u003eHelix Cranks proven forged AL-6066 alloy for trail weights and Enduro strength and durability. Engineered with weight reduction features into the mold, resulting in a sleek, minimalist aesthetic. CNC cuts further optimize weights for a crank that's equally at home on long singletrack days and for bikepark shuttles. The AL6066-T6 arms are paired with a 24mm heat treated chromoly spindle, resulting in a crankset that hits way over its price point. \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cspan data-sheets-userformat='{\"2\":13249,\"3\":{\"1\":0},\"9\":0,\"10\":0,\"11\":4,\"12\":0,\"15\":\"Barlow Condensed\",\"16\":14}' data-sheets-value=\"{\" value=\"\" for=\"\" in=\"\" r=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cspan data-sheets-userformat='{\"2\":13249,\"3\":{\"1\":0},\"9\":0,\"10\":0,\"11\":4,\"12\":0,\"15\":\"Barlow Condensed\",\"16\":14}' data-sheets-value=\"{\" value=\"\" for=\"\" in=\"\" r=\"\"\u003eExemplifying cross compatibility, Helix Core Cranks fit with flip-flop Helix R or Helix Chainrings in a range of colors from 28 to to 34t and can achieve both Boost and SuperBoost chainlines, and perform equally well with both SRAM™ and Shimano™ 11 and 12-speed drivetrain systems. \u003c\/span\u003eEquipped with a self-extractor bolt system, and creak-free proven Quick Connect interface, you get all the benefits of higher-end cranks without a heavy price tag.\u003c\/div\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eAvailable in 165mm, 170mm and 175mm crank lengths with 73mm spindle length\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUltra light, yet rated to enduro loads and impacts at 589 grams in 170mm\u003c\/li\u003e\n\u003cli\u003eDesigned to reduce weight with features into the mold, resulting in a sleek, minimalist aesthetic\u003c\/li\u003e\n\u003cli\u003eCNC cuts further optimize weights for a crank that's dependable on any ride\u003c\/li\u003e\n\u003cli\u003eAL6066-T6 arms are paired with a 24mm heat treated chromoly spindle for larger bearings and dependability\u003c\/li\u003e\n\u003cli\u003eUnmatched cross compatibility, Helix rings perform equally well with both SRAM™ and Shimano™ 11 and 12-speed drivetrain systems\u003c\/li\u003e\n\u003cli\u003eHelix Cranks fit with flip-flop Helix R or Helix Chainrings in a range of colors from 28 to to 34t to achieve both Boost and SuperBoost chainlines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"column\"\u003e\u003cspan data-sheets-userformat='{\"2\":13249,\"3\":{\"1\":0},\"9\":0,\"10\":0,\"11\":4,\"12\":0,\"15\":\"Barlow Condensed\",\"16\":14}' data-sheets-value=\"{\" value=\"\" for=\"\" in=\"\" r=\"\"\u003eChainrings are sold separately.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\u003cmeta charset=\"UTF-8\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"e*thirteen","offers":[{"title":"165x73mm","offer_id":55309188071806,"sku":"CS4HBA-104","price":129.95,"currency_code":"GBP","in_stock":true},{"title":"170x73mm","offer_id":44989093937469,"sku":"CS4HBA-100","price":129.95,"currency_code":"GBP","in_stock":true},{"title":"175x73mm","offer_id":44989093970237,"sku":"CS4HBA-101","price":129.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5971\/7693\/files\/CS4HBA-100-101_3_1_5c7b5250-ee48-4a63-911b-f849a9c8c38f.jpg?v=1731077753"},{"product_id":"helix-race-30mm-aluminum-cranks","title":"Helix Race Alloy Cranks","description":"\u003cp class=\"p1\"\u003ee*thirteen has love for aluminum. Knowing lightweight, confidence-inspiring strength, and stunning looks are top priorities for our pros and customers alike, we went after all three with a vengeance. The Helix Race is our top-of-the-line aluminum crankset, with XC weight and EWS-worthy Enduro strength. Forged AL6066-T6 crank arms were engineered to maximize stiffness and strength while minimizing excess material. Massive amounts of CNC optimization can be seen on almost every surface, creating an eye-popping, top-tier technical aesthetic and weight savings. A 30mm diameter, forged AL7050-T7 spindle delivers added stiffness and further reduced overall weight. e*thirteen's P3 spindle interface and updated self-extractor bolt system promises ease of service for years to come.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eHelix Race cranks are compatible with Boost and SuperBoost chainlines via versatile flip-flop Helix Race Chainrings, which come in a full spectrum of Helix colors, allowing matching with Helix cassettes and other e*thirteen components. e*thirteen's exclusive, creak-free proven Quick Connect interface keeps the system secure, and Helix rings are fully cross-compatible with both Shimano™ and Sram™ 11 and 12-speed drivetrains, future-proofing your ride. Helix Race Cranks include our newest APS preload adjuster system and custom crank strike boots to keep these beauties looking fresh.\u003c\/p\u003e\n\u003cstyle type=\"text\/css\"\u003e\u003c!--\ntd {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}\n--\u003e\u003c\/style\u003e","brand":"e*thirteen","offers":[{"title":"160x73mm \/ Bronze","offer_id":47663240610109,"sku":"CS4HAA-101","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"160x73mm \/ Black","offer_id":47663240642877,"sku":"CS4HAA-100","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"160x73mm \/ Sterling Silver","offer_id":48147013828925,"sku":"CS4HAA-129","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"165x73mm \/ Bronze","offer_id":44989101113661,"sku":"CS4HRA-100","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"165x73mm \/ Black","offer_id":44989101146429,"sku":"CS4HRA-103","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"165x73mm \/ Sterling Silver","offer_id":48147013861693,"sku":"CS4HAA-130","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"170x73mm \/ Bronze","offer_id":44989101179197,"sku":"CS4HRA-101","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"170x73mm \/ Black","offer_id":44989101211965,"sku":"CS4HRA-104","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"170x73mm \/ Sterling Silver","offer_id":48147013894461,"sku":"CS4HAA-131","price":254.95,"currency_code":"GBP","in_stock":true},{"title":"175x73mm \/ Bronze","offer_id":44989101244733,"sku":"CS4HRA-102","price":164.99,"currency_code":"GBP","in_stock":true},{"title":"175x73mm \/ Black","offer_id":44989101277501,"sku":"CS4HRA-105","price":164.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5971\/7693\/files\/CS4HRA-103_9_1_abda9a14-3674-4cdf-9b11-b4ebf261bf29.jpg?v=1769157243"},{"product_id":"helix-race-alloy-gr-cranks","title":"Helix Race Alloy GR Cranks","description":"\u003ch4\u003eAvailable soon! Click \"Notify Me When Available\" to be emailed as soon as they land.\u003c\/h4\u003e\n\u003cp\u003eWorking alongside our World Cup DH and Enduro athletes, e*thirteen engineered the new Helix Race GR Cranks. These Forged AL-6066-T6, CNC-sculpted aluminum cranks are designed for the rigors of downhill, big bike park laps, enduro, and freeride. The Helix Race GR shares the spindle design and low-profile shape with our top-end carbon and alloy cranks, with 83mm and 73mm spindle options. Helix Race GR cranks easily exceed ASTM 5 standards — a work of art made to take a beating.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExceeds ASTM 5 standards for Downhill, Bike Park, Enduro and Freeride applications\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eForged, CNC Machined, AL-6066-T6 arms and 30mm AL 7050-T7 spindle\u003c\/li\u003e\n\u003cli\u003e73mm and 83mm spindle options for enduro and DH bikes\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAvailable in popular gravity crank arm lengths, 160mm and 165mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMolded crank boots, protective polymer decals, APS adjuster, and self-extractor system included\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e83mm crank requires the \u003ca href=\"https:\/\/ethirteen.uk\/products\/helix-race-gr-direct-mount-chainring\"\u003eHelix GR Chainring\u003c\/a\u003e. 73mm crank requires a standard \u003ca href=\"https:\/\/ethirteen.uk\/products\/helix-r-guidering-direct-mount\"\u003eHelix chainring\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"e*thirteen","offers":[{"title":"160x73mm \/ Black","offer_id":55504670359934,"sku":"CS5HAA-104","price":189.95,"currency_code":"GBP","in_stock":true},{"title":"160x73mm \/ Sterling Silver","offer_id":55504670327166,"sku":"CS5HAA-106","price":189.95,"currency_code":"GBP","in_stock":true},{"title":"165x73mm \/ Black","offer_id":55504670425470,"sku":"CS5HAA-105","price":189.95,"currency_code":"GBP","in_stock":true},{"title":"165x73mm \/ Sterling Silver","offer_id":55504670392702,"sku":"CS5HAA-107","price":189.95,"currency_code":"GBP","in_stock":true},{"title":"160x83mm \/ Black","offer_id":55504670491006,"sku":"CS5HAA-100","price":189.95,"currency_code":"GBP","in_stock":true},{"title":"160x83mm \/ Sterling Silver","offer_id":55504670458238,"sku":"CS5HAA-102","price":189.95,"currency_code":"GBP","in_stock":true},{"title":"165x83mm \/ Black","offer_id":55504670523774,"sku":"CS5HAA-101","price":189.95,"currency_code":"GBP","in_stock":true},{"title":"165x83mm \/ Sterling Silver","offer_id":55504670556542,"sku":"CS5HAA-103","price":189.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5971\/7693\/files\/CS5HAA-100___CS5HAA-101_CR4HRA-116___CR4HRA-117___CR4HRA-118___CR4HRA-119_G1.jpg?v=1745532590"},{"product_id":"helix-race-carbon-cranks","title":"Helix Race Carbon Cranks","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eHelix Race Carbon Cranks are the most technologically advanced cranks we’ve ever produced—robust enough for all-mountain excursions, yet light enough for XC race rigs at just 366g (170mm arms). They feature carbon crank arms paired with a weight-saving, machined aluminum 30mm spindle and an 8-lobe splined interface. \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eComplete cranks with a 32t chainring weigh in around 415g, all while meeting ASTM 4 test standards.\u003c\/span\u003e Designed for versatility, Helix Race Carbon Cranks are ideal for everything from featherweight XC race builds to aggressive trail and all-mountain setups—and they do it all with refined, understated styling that complements any high-performance build. \u003c\/p\u003e\n\u003cp\u003eThese cranks utilize an 8-bolt chainring interface with a twist: our \u003ca href=\"https:\/\/ethirteen.uk\/products\/helix-race-8-bolt-chainring\"\u003eHelix Race 8-Bolt Chainring\u003c\/a\u003e incorporates a unique four-bolt locking mechanism that further reduces weight. Available in 160mm, 165mm, 170mm, and 175mm lengths, Helix Race Carbon Cranks come equipped with molded crank boots, an APS adjuster, captive pedal washers, and a convenient self-extracting system for easy installation and maintenance.\u003c\/p\u003e\n\u003cp\u003e*While the unique design of e*thirteen’s 8-Bolt chainrings requires only 4 bolts, if you are using 8-Bolt standard rings from other brands, all 8 bolts must be used. \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"color: rgb(201, 37, 57);\" data-darkreader-inline-color=\"\"\u003e\u003cstrong\u003e160mm length coming soon.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"ethirteen","offers":[{"title":"160x73mm","offer_id":55996837921150,"sku":"CS5HRA-120","price":419.95,"currency_code":"GBP","in_stock":true},{"title":"165x73mm","offer_id":55730545099134,"sku":"CS5HRA-100","price":419.95,"currency_code":"GBP","in_stock":true},{"title":"170x73mm","offer_id":55730545131902,"sku":"CS5HRA-101","price":419.95,"currency_code":"GBP","in_stock":true},{"title":"175x73mm","offer_id":55730545164670,"sku":"CS5HRA-102","price":419.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5971\/7693\/files\/CS5HRM-101_S1.jpg?v=1749784857"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5971\/7693\/collections\/CS4HRA-100_1_246adc68-019b-4bbf-8c33-177b62397e44.jpg?v=1783727700","url":"https:\/\/ethirteen.uk\/collections\/mtb-cranksets.oembed","provider":"e*thirteen UK","version":"1.0","type":"link"}