{"product_id":"senzo-pro-rear-sprocket-half-tooth-219-pitch","title":"Senzo Pro Rear Sprocket Half Tooth 219 Pitch","description":"\u003c!-- SENZO PRO 219 HALF-TOOTH SPROCKET — SHOPIFY PRODUCT DESCRIPTION --\u003e\n\u003c!-- NEW FOR 2026 BANNER --\u003e\n\u003cdiv style=\"background:#CC0000;padding:10px 24px;text-align:center;margin-bottom:0;\"\u003e\n  \u003cspan style=\"font-family:Arial,sans-serif;font-size:12px;font-weight:700;letter-spacing:0.25em;text-transform:uppercase;color:#ffffff;\"\u003e★   NEW FOR 2026   ★\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- HEADER --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:36px 32px 28px;border-bottom:1px solid #222;\"\u003e\n  \u003cp style=\"font-family:Arial,sans-serif;font-size:11px;font-weight:700;letter-spacing:0.3em;text-transform:uppercase;color:#CC0000;margin:0 0 10px 0;\"\u003eSenzo Performance  \/  Pro Series\u003c\/p\u003e\n  \u003ch2 style=\"font-family:Impact,Arial,sans-serif;font-size:42px;font-weight:900;letter-spacing:0.04em;line-height:1.05;color:#ffffff;margin:0 0 12px 0;\"\u003e219 HALF-TOOTH (0.5) SPROCKET\u003c\/h2\u003e\n  \u003cp style=\"font-family:Arial,sans-serif;font-size:13px;font-weight:400;letter-spacing:0.15em;text-transform:uppercase;color:#777777;margin:0;\"\u003e7075-T6 Aluminium  ·  Directional Tooth Profile  ·  72.5–79.5 Teeth\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- INTRO --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 0;\"\u003e\n  \u003cp style=\"font-family:Arial,sans-serif;font-size:15px;font-weight:400;line-height:1.8;color:#cccccc;border-left:3px solid #CC0000;padding-left:18px;margin:0;\"\u003e\n    A half-tooth in your gearing can be the difference between holding the power band and falling out of it. The Senzo Pro 0.5 sprocket gives you that resolution without touching the front sprocket — letting you set the kart up exactly where the engine wants to be. CNC-machined from aerospace-grade 7075-T6 for strength, low rotating mass, and a tooth form that holds true lap after lap.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- DIVIDER --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 0;\"\u003e\n  \u003cdiv style=\"height:1px;background:linear-gradient(to right,#CC0000,#222);\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- HOW IT WORKS --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 0;\"\u003e\n  \u003cdiv style=\"background:#111111;border:1px solid #1e1e1e;padding:24px 28px;\"\u003e\n    \u003cp style=\"font-family:Arial,sans-serif;font-size:11px;font-weight:700;letter-spacing:0.3em;text-transform:uppercase;color:#CC0000;margin:0 0 14px 0;\"\u003eHow Half-Tooth Works\u003c\/p\u003e\n    \u003cp style=\"font-family:Arial,sans-serif;font-size:14px;font-weight:400;line-height:1.8;color:#999999;margin:0 0 12px 0;\"\u003eThere isn't literally half a tooth. The teeth are re-profiled and spaced slightly tighter, so a standard 219 chain still seats cleanly in every valley while the effective \u003cspan style=\"color:#ffffff;\"\u003erolling diameter\u003c\/span\u003e shifts by half a tooth's worth of ratio. You get a genuine gearing step that sits between the whole numbers.\u003c\/p\u003e\n    \u003cp style=\"font-family:Arial,sans-serif;font-size:14px;font-weight:400;line-height:1.8;color:#999999;margin:0;\"\u003eBecause the tooth form is shaped, the sprocket is \u003cspan style=\"color:#ffffff;\"\u003edirectional\u003c\/span\u003e — an arrow marks the correct rotation. Fit it the right way round and the chain runs smooth; fit it backwards and it can derail.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- DIVIDER --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 0;\"\u003e\n  \u003cdiv style=\"height:1px;background:linear-gradient(to right,#CC0000,#222);\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- PERFORMANCE FEATURES --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 0;\"\u003e\n  \u003cp style=\"font-family:Arial,sans-serif;font-size:11px;font-weight:700;letter-spacing:0.3em;text-transform:uppercase;color:#CC0000;margin:0 0 20px 0;\"\u003ePerformance \u0026amp; Features\u003c\/p\u003e\n  \u003c!-- Feature 1 --\u003e\n  \u003cdiv style=\"display:flex;gap:16px;margin-bottom:20px;align-items:flex-start;\"\u003e\n    \u003cdiv style=\"min-width:3px;width:3px;height:48px;background:#CC0000;margin-top:2px;\"\u003e\u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:13px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:#ffffff;margin:0 0 4px 0;\"\u003eHalf-Tooth Resolution\u003c\/p\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:14px;font-weight:400;color:#999999;margin:0;\"\u003eAdjust final drive in 0.5 steps for when a full tooth is too much. Sharpen drive out of slow corners or free up the top end — all without swapping the front sprocket on race day.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003c!-- Feature 2 --\u003e\n  \u003cdiv style=\"display:flex;gap:16px;margin-bottom:20px;align-items:flex-start;\"\u003e\n    \u003cdiv style=\"min-width:3px;width:3px;height:48px;background:#CC0000;margin-top:2px;\"\u003e\u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:13px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:#ffffff;margin:0 0 4px 0;\"\u003eTight Machining Tolerance\u003c\/p\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:14px;font-weight:400;color:#999999;margin:0;\"\u003eCNC-machined from 7075-T6 aircraft-grade aluminium to fine tolerances, so the chain seats true and the ratio you select is the ratio you run.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003c!-- Feature 3 --\u003e\n  \u003cdiv style=\"display:flex;gap:16px;margin-bottom:20px;align-items:flex-start;\"\u003e\n    \u003cdiv style=\"min-width:3px;width:3px;height:48px;background:#CC0000;margin-top:2px;\"\u003e\u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:13px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:#ffffff;margin:0 0 4px 0;\"\u003eLess Drivetrain Loss\u003c\/p\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:14px;font-weight:400;color:#999999;margin:0;\"\u003eThe optimised tooth shape lets the chain seat cleanly, cutting friction and wear and helping both chain and sprocket last longer.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003c!-- Feature 4 --\u003e\n  \u003cdiv style=\"display:flex;gap:16px;margin-bottom:20px;align-items:flex-start;\"\u003e\n    \u003cdiv style=\"min-width:3px;width:3px;height:48px;background:#CC0000;margin-top:2px;\"\u003e\u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:13px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:#ffffff;margin:0 0 4px 0;\"\u003eStay in the Power Band\u003c\/p\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:14px;font-weight:400;color:#999999;margin:0;\"\u003eFine ratio steps keep engine RPM where it makes power, helping you carry consistent speed through corners and down the straights.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003c!-- Feature 5 --\u003e\n  \u003cdiv style=\"display:flex;gap:16px;margin-bottom:0;align-items:flex-start;\"\u003e\n    \u003cdiv style=\"min-width:3px;width:3px;height:48px;background:#CC0000;margin-top:2px;\"\u003e\u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:13px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:#ffffff;margin:0 0 4px 0;\"\u003eFull Range, One Box\u003c\/p\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:14px;font-weight:400;color:#999999;margin:0;\"\u003eAvailable from 72.5 to 79.5 teeth in 0.5 steps — covering the most-used gearing window for fine race-day tuning.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- DIVIDER --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 0;\"\u003e\n  \u003cdiv style=\"height:1px;background:linear-gradient(to right,#CC0000,#222);\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SPEC TABLE --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 0;\"\u003e\n  \u003cp style=\"font-family:Arial,sans-serif;font-size:11px;font-weight:700;letter-spacing:0.3em;text-transform:uppercase;color:#CC0000;margin:0 0 16px 0;\"\u003eProduct Specifications\u003c\/p\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-family:Arial,sans-serif;font-size:14px;\"\u003e\n    \u003ctr style=\"border-bottom:1px solid #1e1e1e;\"\u003e\n      \u003ctd style=\"padding:12px 0;color:#666666;font-weight:400;width:40%;\"\u003eBrand\u003c\/td\u003e\n      \u003ctd style=\"padding:12px 0;color:#ffffff;font-weight:500;\"\u003eSenzo\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #1e1e1e;\"\u003e\n      \u003ctd style=\"padding:12px 0;color:#666666;font-weight:400;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding:12px 0;color:#ffffff;font-weight:500;\"\u003e7075-T6 Aircraft-Grade Aluminium\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #1e1e1e;\"\u003e\n      \u003ctd style=\"padding:12px 0;color:#666666;font-weight:400;\"\u003ePitch\u003c\/td\u003e\n      \u003ctd style=\"padding:12px 0;color:#ffffff;font-weight:500;\"\u003e219 (fits all 219 pitch kart chains)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #1e1e1e;\"\u003e\n      \u003ctd style=\"padding:12px 0;color:#666666;font-weight:400;\"\u003eTooth Range\u003c\/td\u003e\n      \u003ctd style=\"padding:12px 0;color:#ffffff;font-weight:500;\"\u003e72.5–79.5 in 0.5 increments\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #1e1e1e;\"\u003e\n      \u003ctd style=\"padding:12px 0;color:#666666;font-weight:400;\"\u003eTooth Profile\u003c\/td\u003e\n      \u003ctd style=\"padding:12px 0;color:#ffffff;font-weight:500;\"\u003eDirectional (arrow marked)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #1e1e1e;\"\u003e\n      \u003ctd style=\"padding:12px 0;color:#666666;font-weight:400;\"\u003eManufacture\u003c\/td\u003e\n      \u003ctd style=\"padding:12px 0;color:#ffffff;font-weight:500;\"\u003eCNC-Machined\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:12px 0;color:#666666;font-weight:400;\"\u003eManufacturer\u003c\/td\u003e\n      \u003ctd style=\"padding:12px 0;color:#ffffff;font-weight:500;\"\u003eKKC Kart Components Ltd, Whilton Mill, NN11 2NH\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- GEARING GUIDE --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 0;\"\u003e\n  \u003cdiv style=\"background:#111111;border:1px solid #1e1e1e;padding:24px 28px;\"\u003e\n    \u003cp style=\"font-family:Arial,sans-serif;font-size:11px;font-weight:700;letter-spacing:0.3em;text-transform:uppercase;color:#CC0000;margin:0 0 14px 0;\"\u003eQuick Gearing Guide\u003c\/p\u003e\n    \u003cul style=\"font-family:Arial,sans-serif;font-size:13px;color:#999999;margin:0;padding-left:18px;line-height:2;\"\u003e\n      \u003cli\u003e\n\u003cspan style=\"color:#ffffff;font-weight:600;\"\u003eAdd 0.5 (shorter):\u003c\/span\u003e flat off slow corners, RPM dropping below the band on exit, losing ground after the apex\u003c\/li\u003e\n      \u003cli\u003e\n\u003cspan style=\"color:#ffffff;font-weight:600;\"\u003eDrop 0.5 (longer):\u003c\/span\u003e hitting the limiter early, engine busy without gaining speed, can't hold RPM to the end of the straight\u003c\/li\u003e\n      \u003cli\u003e\n\u003cspan style=\"color:#ffffff;font-weight:600;\"\u003eRule of thumb:\u003c\/span\u003e slightly out — change 0.5; clearly wrong everywhere — change a full tooth\u003c\/li\u003e\n      \u003cli\u003e\n\u003cspan style=\"color:#ffffff;font-weight:600;\"\u003eAlways check:\u003c\/span\u003e arrow points in the direction of rotation before you run it\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- BRAND FOOTER --\u003e\n\u003cdiv style=\"background:#0a0a0a;padding:32px 32px 40px;\"\u003e\n  \u003cdiv style=\"border-top:1px solid #1e1e1e;padding-top:28px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;\"\u003e\n    \u003cdiv\u003e\n      \u003cp style=\"font-family:Impact,Arial,sans-serif;font-size:22px;letter-spacing:0.1em;color:#ffffff;margin:0 0 4px 0;\"\u003eSENZO\u003c\/p\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:11px;letter-spacing:0.15em;text-transform:uppercase;color:#555555;margin:0;\"\u003eBy KKC Kart Components\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"text-align:right;\"\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:11px;font-weight:700;letter-spacing:0.2em;text-transform:uppercase;color:#CC0000;margin:0 0 4px 0;\"\u003eNew for 2026\u003c\/p\u003e\n      \u003cp style=\"font-family:Arial,sans-serif;font-size:11px;color:#444444;margin:0;\"\u003eWhilton Mill Kart Circuit, NN11 2NH\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- END SENZO PRO SPROCKET PRODUCT DESCRIPTION --\u003e\n","brand":"Senzo","offers":[{"title":"72.5","offer_id":48395184636158,"sku":"SH-PRO725","price":30.0,"currency_code":"GBP","in_stock":true},{"title":"73.5","offer_id":48395184668926,"sku":"SH-PRO726","price":30.0,"currency_code":"GBP","in_stock":true},{"title":"74.5","offer_id":48395184701694,"sku":"SH-PRO727","price":30.0,"currency_code":"GBP","in_stock":true},{"title":"75.5","offer_id":48395184734462,"sku":"SH-PRO728","price":30.0,"currency_code":"GBP","in_stock":true},{"title":"76.5","offer_id":48395184767230,"sku":"SH-PRO729","price":30.0,"currency_code":"GBP","in_stock":true},{"title":"77.5","offer_id":48395184799998,"sku":"SH-PRO730","price":30.0,"currency_code":"GBP","in_stock":true},{"title":"78.5","offer_id":48395184832766,"sku":"SH-PRO731","price":30.0,"currency_code":"GBP","in_stock":true},{"title":"79.5","offer_id":48395184865534,"sku":"SH-PRO732","price":30.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/9670\/1104\/files\/senzo-pro.jpg?v=1781871569","url":"https:\/\/kkckartshop.co.uk\/products\/senzo-pro-rear-sprocket-half-tooth-219-pitch","provider":"KKC Kart Components","version":"1.0","type":"link"}