Belt Tensioner

Belt Drive Systems

Belt Tensioner Pulley 7269057 for Bobcat A770 S630–S850 T630–T870 – Direct OEM Replacement

Stop unexpected downtime and costly belt slippage on your Bobcat skid steer or track loader — this bobcat belt tensioner delivers OEM-equivalent performance with faster availability and smarter pricing. Built to exact Bobcat specs, it maintains optimal belt tension across high-cycle operations, extending drive belt life and reducing maintenance frequency. Fits all key Bobcat models: A770, S630–S850, T630–T870 — no more juggling multiple part numbers Direct replacement for 7269057 and 7141788, including correct spring preload calibration and bearing race geometry Pre-tested for dynamic load response — critical for loaders under heavy hydraulic demand and rapid directional shifts Ships same day from our Guangzhou warehouse (MOQ just 1 piece) — bypass 3-week OEM lead times

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Belt Drive Systems

Belt Tensioner 320/08651 & 320/08657 for JCB 3CX, 215, Hydradig – Direct OEM Replacement

Stop unexpected downtime and costly belt slippage on your JCB 3CX 215 Hydradig — this direct OEM replacement JCB belt tensioner delivers precise, consistent tension right out of the box, just like factory-fresh. Built to match the exact spring rate and pivot geometry of genuine JCB 320/08651 & 320/08657 units, it eliminates guesswork during installation and prevents premature alternator or AC compressor failure caused by underspec’d aftermarket units. Verified fit for 21+ JCB models, including all 3CX, 215, Hydradig, and Dieselmax-powered ITLs (320/400xx series) Replaces 15+ part numbers — no more cross-referencing confusion or ordering wrong variants Made with ISO-certified heat-treated alloy steel arms and sealed-for-life bearings — critical for high-cycle backhoe loader duty Ships same day from Guangzhou warehouse; MOQ is just 1 piece for urgent field repairs

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Belt Drive Systems

Drive Belt & Tensioner Assembly for Bobcat S510–T595 – EPDM Heat-Resistant

Stop unexpected downtime and costly repairs on your Bobcat S510–T595 — this Drive Belt & Tensioner Assembly for Bobcat S510–T595 – EPDM Heat-Resistant delivers OEM-matched durability with faster shipping and no MOQ hassle. Built for high-cycle loaders, it eliminates the stretch-and-slip common in aging tensioner setups — especially critical on S595/T595 models where belt misalignment triggers premature pulley wear. EPDM compound withstands continuous 120°C+ underhood temps — no cracking or hardening like inferior CR/NBR belts Includes full assembly: drive belt (7257359), tensioner bracket (7273503), rocker arm (7274780), pulley (7167165), and all fasteners — no cross-referencing headaches Pre-tested for correct spring force (7145358) and aramid cord tension — ensures consistent 3VX profile tracking under load Ships from Guangzhou warehouse same day if ordered before 3 PM CST — no waiting weeks for OEM backorders

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Belt Drive Systems

Belt Tensioner for New Holland T6080/T6090/T7.210 – Direct Replacement

Stop unexpected downtime and costly belt slippage on your New Holland T6080/T6090/T7.210 — this New Holland belt tensioner delivers consistent, OEM-matched tension right out of the box, so your engine stays protected and your loader runs smoothly through long shifts. Fits 20+ models including LB110.B, B115.TIER 3, and TS6030 — verified against factory service manuals, not just part numbers Engineered with hardened pivot bushings and calibrated spring preload — a detail that prevents premature wear in high-vibration applications like haytools (HW325) and Tier 3 loaders Replaces 12+ legacy numbers including 504315786 and 87803067, eliminating cross-reference guesswork and shipping delays Tested under load at 1,800 RPM to match OEM deflection specs — no “close enough” tolerances that cause belt chirping or misalignment

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Belt Drive Systems

Belt Tensioner for Cummins 4BT/6BT Engines – Direct Replacement with OEM Fit

Stop unexpected belt slippage and premature engine wear—this Cummins belt tensioner delivers consistent, OEM-grade tension across high-vibration excavator duty cycles. Built to match the exact spring rate and pivot geometry of factory units, it eliminates the guesswork and downtime caused by mismatched aftermarket tensioners. Fits Cummins 4BT/6BT engines and Hyundai R210LC-7, R130W-3, R160LC-3 & 20+ other models—no adapter kits or field modifications needed Replaces part numbers 3936202, 3917485, 3964636 — verified against Cummins’ latest service bulletin CM-2023-08 for B-series timing drive compatibility Features hardened steel pivot bushings (not sintered bronze) — critical for resisting side-load deformation in high-hour mining and demolition applications Ships from our Guangzhou warehouse in 2–5 working days, with real-time tracking and 3–12 month warranty

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Belt Drive Systems

Tensioning Pulley 04133543 for Deutz D2.9L4 & TD2.9L4 Engines – Direct Replacement

Stop unexpected belt slippage and premature engine wear—this Deutz tensioner pulley 04133543 delivers OEM-equivalent tension control for D2.9L4 and TD2.9L4 engines, right out of the box. Direct replacement for part numbers 04133543 and 4133543 — no fitment guesswork or costly downtime Features precision-ground bearing race geometry and calibrated spring preload — critical for maintaining correct serpentine belt deflection on Deutz’s compact D2.9 platform Ships from our Guangzhou warehouse in 2–5 working days, even for single-piece orders Backed by our 6-month warranty against manufacturing defects — because counterfeit tensioners fail silently, then catastrophically

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Belt Drive Systems

Belt Tensioner 5333477 for Cummins B3.9L, 4BT, 6BT, 5.9L – OEM-Replacement Grade

Stop unexpected belt slippage and premature accessory failure on your Cummins B3.9L, 4BT, 6BT, or 5.9L — this OEM-replacement grade belt tensioner 5333477 delivers consistent, factory-spec tension right out of the box. Direct-fit replacement for Cummins engines including 4BT, 6BT, 5.9L, B3.9L, 6BTA, and QSB6.7 — no bracket mods or shimming needed Features precision-machined pivot bushings and calibrated spring force matching OEM torque specs (18–22 N·m at 20°C) Eliminates guesswork and costly downtime from counterfeit or soft-spring tensioners that lose tension after just 50 operating hours In-stock in Guangzhou warehouse — ship same day on orders placed before 3 PM CST

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Belt Drive Systems

Belt Tensioner Assembly for Bobcat S510–T870 Loaders – Direct Replacement

Stop unexpected downtime and costly belt slippage on your Bobcat skid steer — this Bobcat belt tensioner delivers consistent, OEM-matched tension across the full S510–T870 range, even under heavy-load operation and frequent direction changes. Includes all critical subcomponents: pulley (7167165), rocker arm (7274780), bracket (7273503), and calibrated spring (7145358) — no guesswork when rebuilding Ships ready-to-install with correct bushing (7196910/7201887) and torque-spec hardware — eliminates mismatched fasteners that cause premature failure Backed by our 6-month warranty and real-time technical support for accurate fit verification — because one wrong part can cost you half a day’s productivity Stocked in Guangzhou and shipped in 2–5 working days — no waiting weeks for OEM backorders

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Belt Drive Systems

Drive Belt Tensioner Pulley Assembly 6735884 for Bobcat T140–T590 Track Loaders

Stop unexpected belt slippage and costly downtime on your Bobcat compact track loader — this Bobcat tensioner pulley delivers OEM-matched tension control and smooth drive belt engagement across all operating conditions. Fits Bobcat T140, T180, T190, T550, and T590 models — no guesswork, no fitment delays Includes dual replacement part numbers (6735884 and 6711698) for full cross-reference coverage Features precision-ground bearing race geometry — critical for maintaining consistent belt wrap angle under high-torque load cycles Ships from our Guangzhou warehouse in 2–5 working days, even for single-piece orders

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