{"product_id":"haltech-driveshaft-split-collar-1-812-inch-46mm-id-8-magnet-driveshaft-speed-pickup-ht-011700","title":"Haltech Driveshaft Split Collar 1.812 Inch \/ 46mm ID 8 Magnet - Driveshaft Speed Pickup (HT-011700)","description":"\u003ch2\u003eHaltech Driveshaft Split Collar 1.812 Inch \/ 46mm ID 8 Magnet\u003c\/h2\u003e\n\u003cp\u003eThis 8 magnet split collar is the clean way to add driveshaft RPM measurement to a drag or race car. It clamps around a 1.812 inch (46mm) driveshaft, rear-end yoke, or coupler and works with a hall effect sensor to feed accurate driveshaft speed into your ECU. The two-piece split design means no driveshaft removal: it bolts around the shaft in place using the included Allen key.\u003c\/p\u003e\n\u003cp\u003eDriveshaft RPM is the input that unlocks serious race control strategies, most notably Advanced Torque Management on the Haltech Elite 2500 T and Nexus platforms, plus wheel slip based traction control and data logging for chassis tuning.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e8 evenly spaced magnets for a high resolution driveshaft speed signal\u003c\/li\u003e\n\u003cli\u003eTwo-piece split collar design installs without removing the driveshaft\u003c\/li\u003e\n\u003cli\u003eMachined for balance and secure clamping at drag racing shaft speeds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter\u003c\/td\u003e\n\u003ctd\u003e1.812 inch \/ 46mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e3.385 inch \/ 86mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e0.375 inch \/ 9.54mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnet Count\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x driveshaft split collar, 1.812 inch (46mm) ID, 8 magnet\u003c\/li\u003e\n\u003cli\u003e1 x 5\/32 Allen key\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse with a Haltech hall effect sensor such as the Red Single Channel Hall Effect Sensor M12x1.0 (HT-010610), sold separately\u003c\/li\u003e\n\u003cli\u003ePairs with Advanced Torque Management on the Elite 2500 T (HT-151310) and driveshaft speed functions on Nexus ECUs\u003c\/li\u003e\n\u003cli\u003eOther sizes available: HT-011701 (1.875 inch \/ 47.63mm), HT-011702 (2.125 inch \/ 53.98mm), HT-011703 (2.187 inch \/ 55.55mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMeasure your driveshaft, yoke, or coupler diameter before ordering. The collar must match the measured outside diameter for secure clamping; see the other sizes listed above if 1.812 inch is not your size.\u003c\/li\u003e\n\u003cli\u003eEmissions notice: Haltech products are designed and sold for sanctioned off-road and competition non-emissions controlled vehicles only. It is the responsibility of the installer and user to ensure compliance with all applicable local and federal laws.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy From Tuned By Shawn\u003c\/h2\u003e\n\u003cp\u003eTuned By Shawn is a Platinum Haltech dealer. We spec complete driveshaft speed setups, collar, sensor, and ECU configuration, and our live remote tuning sessions can get Advanced Torque Management dialed in on your combination. Email service@tunedbyshawn.com before you order, Shawn answers these himself.\u003c\/p\u003e","brand":"Haltech","offers":[{"title":"Default Title","offer_id":43698135892035,"sku":"HT-011700","price":125.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0064\/7754\/5539\/files\/HT-011700_00.jpg?v=1787254270","url":"https:\/\/www.tunedbyshawn.com\/products\/haltech-driveshaft-split-collar-1-812-inch-46mm-id-8-magnet-driveshaft-speed-pickup-ht-011700","provider":"Tuned by Shawn","version":"1.0","type":"link"}