73 Products Available

Belt Tensioner

Quality aftermarket parts for CAT, Komatsu, Hitachi, Volvo, Hyundai & more. MOQ 1 piece -- ships in 2-5 days.

Showing 13-24 of 73 products

MOQ 1 Piece Ships 2-5 Days

7302291 Cooling Fan Belt Tensioner for Bobcat – Wear Item

7302291 Cooling Fan Belt Tensioner for Bobcat skid steer and track loaders, cold-forged steel housing with 100,000+ cycle spring life — replacement at scheduled service intervals prevents belt slippage, coolant temperature rise, and cascading damage to fan pulleys and water pump bearings across the belt drive system. Fits Bobcat models 653, 753, 863, S185, T200, T300 and more Replace alongside fan belt to align service intervals and protect cooling circuit Supports older loader models with reliable aftermarket supply past thinning brand support Planned maintenance replacement interval recommendations ship with every order.

In Stock · MOQ 1 pc

Tensioning Pulley 04133543 for Deutz D2.9L4 TD2.9L4 TD2.9L04 – Fleet Supply

Tensioning Pulley 04133543 for Deutz D2.9L4, TD2.9L4 & TD2.9L04 Engines — aftermarket belt drive wear part in forged SAE 1045 steel with sealed double-row bearings, IP54 rated. Replace at first signs of belt squeal, pulley wobble, or uneven belt edge wear to prevent cascading damage to alternator and water pump bearings Schedule tensioner renewal alongside belt and idler refresh for single-interval accessory drive overhaul Replacement interval guidance supplied with each order to support your fleet maintenance planning.

In Stock · MOQ 1 pc

Scheduled Maintenance Belt Tensioner 6735884 6662997 – Fits Bobcat

6735884 6662997 Belt Tensioner & Fan Pulley Kit, forged steel hub with pre-greased sealed bearing — fits Bobcat 653, 753, 763, S130 through S205, T140 through T190 skid steer and compact track loaders. Replace tensioner and fan pulley together during scheduled cooling system service to avoid repeat disassembly and cascading belt wear. Watch for belt slip, abnormal engine temperature rise, or bearing noise as indicators that replacement is due. Fits machines well past thinning brand support, keeping older fleet units operational. Replacement interval guidance ships with every order to support your maintenance planning.

In Stock · MOQ 1 pc

Belt Tensioner Assembly for Bobcat S510–T870 – Scheduled Maintenance

Belt Tensioner Assembly 7167165 7274780 7273503 — replacement for Bobcat S510–T870 skid steer and compact track loaders, complete with pulley, rocker arm, spring, and bushings. Predictable wear item — plan replacement at defined service intervals alongside the drive belt and pulley bearings to prevent slippage, uneven tracking, and secondary damage under high-torque cycles. Assembly-level swap recommended when rocker arm or spring shows fatigue. Compatible with S530, S550, S570, S590, S630, S650, S740, S750, S770, S850, T550, T590, T630, T650, T740, T750, T770, T870. Replacement interval guidance included with shipment to support your fleet maintenance scheduling.

In Stock · MOQ 1 pc

7167165 Belt Tensioner for Bobcat Loaders – Scheduled Maintenance

Belt Tensioner 7167165 for Bobcat Skid Steer Loaders, sealed ball-bearing pivot, AISI 4140 steel — compatible with A770, S530, S550, S570, S770, T590, T770 and more. Replacing the tensioner at scheduled intervals prevents cascading undercarriage wear on sprockets, idlers and track chains, avoiding costly full-assembly exchange. Pair with adjacent belt drive components during planned maintenance to protect the full undercarriage investment. Fleet replacement schedules and long-term supply for older skid steer models supported.

In Stock · MOQ 1 pc

Belt Tensioner Assembly 3936213 | Service Part for Cummins 6C ISB QSB

Belt Tensioner Assembly 3936213, replacement for Cummins 6C / ISB / QSB belt drive systems — new aftermarket, spring-loaded with sealed pulley bearing Replace at scheduled service intervals or when bearing noise and belt flutter appear Full assembly exchange avoids repeat downtime versus pulley-only swap Covers cross-reference 5259022 and 3976831 across B, C, and L series engines Replacement interval guidance included with each shipment for fleet maintenance planning

In Stock · MOQ 1 pc

Belt Tensioner Pulley 6735884 for Bobcat Skid Steer Loader – Fleet Supply

Belt Tensioner Pulley 6735884 for Bobcat Skid Steer Loaders — aftermarket replacement unit compatible with 653, 751, 753, 763, 773, 7753 models, addressing bearing wear before seizure causes belt shredding and collateral drive damage. Scheduled replacement during planned maintenance intervals prevents unplanned downtime and secondary component failures across high-cycle fleet operations Typical wear symptoms include bearing noise, belt squeal under load, and visible pulley wobble before eventual seizure Fits older 653 and 751 series where brand support may thin over time Cross-reference 6711698 verified for inventory planning; replacement interval guidance provided with shipment.

In Stock · MOQ 1 pc

Belt Tensioner 3976832 3911621 for Cummins 4B3.9 6B5.9 Hyundai – Service Part

Belt Tensioner 3976832 3911621, replacement for Cummins 4B3.9 / 6B5.9 and Hyundai R-series engines, ISO 9001 certified — a predictable wear item in the belt drive system. Replace at scheduled service intervals or when squealing noise, irregular arm movement, or visible belt wear appears; pair with serpentine belt and idler pulleys for full belt drive service Supports ageing Hyundai R290LC-3, HL740-3, and Cummins B/C-series fleets where brand supply is thinning Cross-reference interchange: 3937556, 3936207, 3934823, 3922901 Replacement interval recommendations included with every shipment to align with your fleet maintenance schedule.

In Stock · MOQ 1 pc

Tensioner Belt 3937553 | Service Part for Cummins B3.9L 5.9L

Tensioner Belt 3937553, Belt Drive Component for Cummins B3.9L / 5.9L Engines — replacement for Cummins 4BT, NT855, 6BT, 6CT, 4BTA and 6BTA platforms in excavators, loaders and heavy earthmoving machinery. Typical wear indicators include pulley wobble, belt chirp at startup and uneven rib wear; plan tensioner replacement alongside scheduled belt and idler inspection to avoid unplanned downtime. Replacing the tensioner alone is viable, but pairing it with a matched belt and pulley check at each service interval extends front-end accessory drive reliability across mixed fleets. Replacement interval guidance and long-term supply continuity provided for aging Cummins engine series.

In Stock · MOQ 1 pc

Belt Tensioner 320/08651 320/08657 for JCB 3CX – Fleet Supply

Belt Tensioner 320/08651 for JCB 3CX, 3C, 4CX backhoe loaders and Hydradig — replacement for OEM reference 320/08657, 320/08759, 320/08584 (cross-reference only). Typical wear signs include bearing noise, spring fatigue, and belt slippage under load; replacing at scheduled service intervals avoids unplanned accessory drive failures. Single-component swap or full belt drive refresh both supported depending on fleet maintenance strategy. Replacement cycle recommendations ship with every order to support planned fleet servicing.

In Stock · MOQ 1 pc

Drive Belt & Tensioner Assembly 7257359 | Service Part for Bobcat S510-S595

Drive Belt & Tensioner Assembly 7257359 for Bobcat S510–S595 / T550–T595 Loaders — EPDM belt with aramid fiber reinforcement, complete kit includes pulley, bracket, bushing, spring and all mounting hardware. Replacing the full assembly at scheduled service intervals prevents cascading belt drive failures and avoids repeat labor costs from reusing fatigued tensioners or worn pulleys across a mixed fleet. Single part number covers multiple cross-reference variants (7273503, 7196910, 7201887 interchange reference), reducing mismatched orders across machine generations. Machine and parts lifecycle planning supported — replacement cadence recommendations ship with every consignment to align with fleet maintenance budgets.

In Stock · MOQ 1 pc

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