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Engine Belts for Excavators & Heavy Equipment

Engine belts are essential power transmission components that drive critical systems such as cooling fans, alternators, water pumps, and air conditioning compressors. Without properly functioning belts, heavy equipment cannot operate efficiently or safely.

High-quality replacement belts are engineered to meet OEM standards for machines used in construction, mining, agriculture, and earthmoving operations. Designed for durability, heat, and tension resistance, these components help maintain performance and reduce costly downtime.

Fast global dispatch supports routine maintenance and urgent Machine Off Road (MOR) situations.

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14 products

Belt 330-0662 3300662 for Caterpillar Machines

Belt 330-0662 3300662 for Caterpillar Machines

Regular price $181.00
Sale price $181.00 Regular price
Belt Tensioner 381-2509 3812509 for Caterpillar Engines

Belt Tensioner 381-2509 3812509 for Caterpillar Engines

Regular price $575.00
Sale price $575.00 Regular price
Belt Tensioner 190-0643 1900643 for Caterpillar C7, C9, 3126B Engines

Belt Tensioner 190-0643 1900643 for Caterpillar C7, C9, 3126B Engines

Regular price $88.00
Sale price $88.00 Regular price
Belt Tensioner Assembly | Bobcat | Imara Engineering Supplies

Excavators

Belt Tensioner Assembly 7141788 7269057 for Bobcat S630 S650 S750 S770 S850

Regular price $292.00
Sale price $292.00 Regular price
Fan Belt 6732-82-3550 for KOMATSU Wheel Loader WA320-6 and WA250-6 | Imara Engineering Supplies

Fan Belt 6732-82-3550 6732823550 for Komatsu WA320-6 WA250-6 Wheel Loader

Regular price $98.00
Sale price $98.00 Regular price
Caterpillar V-Belt Set | V-Belt Set | Imara Engineering Supplies

V-Belt Set 061-9508 0619508 for Caterpillar

Regular price $98.00
Sale price $98.00 Regular price
Cogged V Belt vs V Belt | Cogged V Belt | Imara Engineering Supplies

Cogged V-Belt 001-5645 0015645 for Caterpillar – Engine Drive System

Regular price $69.00
Sale price $69.00 Regular price
Profiled herringbone rubber conveyor belt, rubber conveyor belt profile and pattern rubber belt

Profiled Herringbone Rubber Conveyor Belt – Patterned Rubber Belt for Inclined Material Handling

Regular price $55.00
Sale price $55.00 Regular price
Drive Roller Belt Pulley for Coal Material Conveying Systems

Drive Roller Belt Pulley for Coal Material Conveying Systems – Bulk Handling Conveyor Component

Regular price $49.00
Sale price $49.00 Regular price
Belt Tensioner Engine | Cummins Engine 2874024

Belt Tensioner 2874377 for Cummins ISZ Engine – Drive System Component

Regular price $278.00
Sale price $278.00 Regular price
V Belt Fan Belt 2614B655 for Perkins Diesel Engines – Engine

V Belt Fan Belt 2614B655 for Perkins Diesel Engines – Engine Cooling Accessory

Regular price $117.00
Sale price $117.00 Regular price
Belt Tensioner 377-9087 APV3088 Cat C4.4 Engine 312D 313D

Belt Tensioner 377-9087 3779087 APV3088 for Caterpillar C4.4 Engine 312D 313D – Engine Component

Regular price $122.00
Sale price $122.00 Regular price $584.00
V Fan Belt 210118 for Cummins Diesel Engine – Engine Spare

V Fan Belt 210118 for Cummins Diesel Engine – Engine Spare Part

Regular price $176.00
Sale price $176.00 Regular price $195.00
Cooling Fan Belt for Caterpillar E320D Excavator - Engine

Cooling Fan Belt for Caterpillar E320D Excavator - Engine Cooling System

Regular price $108.00
Sale price $108.00 Regular price

Collection: Belts

Why Engine Belts Are Critical to Equipment Performance

Heavy machinery operates under extreme load, heat, and vibration. Engine belts must withstand constant tension while delivering reliable power to essential systems.

Properly functioning belts help:

  • Transfer power from the crankshaft to auxiliary systems
  • Support cooling system operation
  • Maintain electrical charging performance
  • Prevent engine overheating
  • Ensure consistent machine reliability

Failure can lead to immediate equipment shutdown.

Types of Engine Belts for Heavy Equipment

Different belt designs are used depending on machine configuration and load requirements.

V-Belts

V-belts are commonly used in older or simpler systems. Their trapezoidal shape provides grip and stable power transfer under moderate load.

Serpentine Belts

Serpentine belts drive multiple systems with a single continuous belt. They improve efficiency and reduce maintenance complexity.

Heavy-Duty Industrial Belts

Designed for extreme operating conditions, heavy-duty belts offer reinforced construction to handle high tension and temperature exposure.

Benefits of High-Quality Replacement Belts

Using precision-engineered belts provides:

  • Consistent power transmission
  • Reduced slippage and vibration
  • Improved cooling system performance
  • Extended service life
  • Lower long-term maintenance costs

Quality materials resist cracking, stretching, and heat damage.

Signs an Engine Belt Needs Replacement

Routine visual inspection is critical. Replace belts if you notice:

  • Cracking or fraying
  • Glazing or smooth shiny surfaces
  • Squealing or chirping noise
  • Loss of tension
  • Overheating issues

Ignoring belt wear can cause cooling system failure or charging system malfunction.

Applications Supported

Engine belts are suitable for equipment used in:

  • Construction projects
  • Mining operations
  • Agricultural machinery
  • Quarry and earthmoving equipment
  • Infrastructure development

They are engineered for continuous-duty environments and demanding job sites.

Request a Quote for Engine Belts

Accurate part identification ensures proper fit and performance. Technical support is available to match the correct belt type to your engine model and application.

Request a quote today to maintain reliable power transmission and reduce costly downtime.

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