{"product_id":"gates-39114-accessory-drive-belt-tensioner-assembly","title":"Gates 39114 Accessory Drive Belt Tensioner Assembly","description":"\u003ch2\u003eOverview of Gates DriveAlign Premium OE Automatic Belt Tensioner\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 39114) is engineered for precise belt tension control in BMW vehicles. Designed specifically for select BMW 1 Series M, 135i, 335i, 335is, 335i xDrive, 335xi, 535i, 535i GT, 535i xDrive, and 535xi models, this tensioner assembly ensures reliable accessory drive belt performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable thermoplastic and steel materials\u003c\/li\u003e\n\u003cli\u003eIncludes two smooth backside pulleys without flanges\u003c\/li\u003e\n\u003cli\u003eCompatible with V-ribbed belt systems\u003c\/li\u003e\n\u003cli\u003eFeatures a single mounting hole for secure installation\u003c\/li\u003e\n\u003cli\u003eOE exact fit and performance for BMW applications\u003c\/li\u003e\n\u003cli\u003eComes complete with tensioner assembly and mounting bolt\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt tensioner assembly features two pulleys, each with a 70 mm (2.76 in) outside diameter and a width of 30 mm (1.18 in). Both pulleys have a bearing bore inside diameter of 17 mm (0.67 in), designed to accommodate V-ribbed belts commonly used in BMW engines. The pulleys are smooth on the contact surface and do not have flanges, which supports consistent belt tracking and tension. The single mounting hole simplifies installation while maintaining secure attachment to the engine assembly.\u003c\/p\u003e\u003ch2\u003eAbout the DriveAlign Premium OE Automatic Belt Tensioner Line\u003c\/h2\u003e\u003cp\u003eThe DriveAlign Premium OE Automatic Belt Tensioner product line by Gates focuses on delivering original equipment (OE) exact replacements for accessory drive belt tensioners. This line is engineered to meet or exceed OEM specifications, ensuring proper belt tension and alignment for optimal engine accessory performance. The 39114 tensioner assembly is part of this line, providing a reliable solution for maintaining belt system integrity in BMW vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper tension to worn or failing accessory drive belts\u003c\/li\u003e\n\u003cli\u003eEliminates belt slippage and associated noise\u003c\/li\u003e\n\u003cli\u003ePrevents premature belt wear and damage to pulleys\u003c\/li\u003e\n\u003cli\u003eAddresses issues related to belt misalignment or tensioner failure\u003c\/li\u003e\n\u003cli\u003eImproves overall accessory drive system reliability in BMW 1 Series M, 135i, 335i, and 535i models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your specific BMW model before installation\u003c\/li\u003e\n\u003cli\u003eUse the included mounting bolt to secure the tensioner assembly\u003c\/li\u003e\n\u003cli\u003eInspect the V-ribbed belt for wear and replace if necessary during installation\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for mounting hardware\u003c\/li\u003e\n\u003cli\u003eVerify proper belt alignment and tension after installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Gates DriveAlign Premium OE Automatic Belt Tensioner (Part Number 39114) is manufactured to meet OE standards for fit, form, and function. Constructed from thermoplastic and steel, this tensioner assembly is designed for durability and consistent performance. While specific warranty details may vary, Gates products typically come with a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":43611093565621,"sku":"BBSC-39114","price":131.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_39114_Fro.jpg?v=1774983704","url":"https:\/\/www.partcatalog.com\/products\/gates-39114-accessory-drive-belt-tensioner-assembly","provider":"PartCatalog","version":"1.0","type":"link"}