GMC C8500 Topkick Belts and Hoses

Produced for heavy-duty vehicles and buses with multiple accessories, Dayco HD poly-V belts are made from EPDM material to resist heat and are compliant with the latest standards, guaranteeing resistance, reliability, low noise and longer service life. Engineered for high torque and power pulses, these belts also feature specially treated cords within the belt to resist stretching and ensure length stability.

Product Features:

• Engineered to handle operating conditions with temperatures up to 130°C (266°F)
• Designed for multiple accessories such as A/C, power steering pumps, alternators and water pumps
• Capable of delivering excellent performance in high torque and high power pulse applications
• Specially formulated treated cord insures length and tension stability on heavy duty diesel engine drives for the life of the belt

Replacement belt for the most demanding engine drives. Due to thermal forces, this variable notched belt actually tightens on the drive as it gets hot. This results in improved belt performance by reducing tension decay and noise.

Product Features:

• Fiber-loaded rubber stock adds flexibility along the length of the belt and provides greater lateral stability in the pulley
• The shape is ground to ensure precise dimensional control of the top width and sidewall for a correct fit to the pulley.
• Thermoactivated pull cords for maintenance-free performance when properly installed and tensioned
• Resists oil, heat, ozone, weather, and decay to improve belt life
• Meets or exceeds SAE J636C specifications

Dayco’s high performance HD V-belt is one of the most innovative, top performing belts for its application. By combining raw-edge construction with a specially formulated polyester cord treatment, it offers excellent resistance to repeated flexing and protection against heat, oil and grease as well as the strength, stability and reliability required for vehicles that still need a heavy-duty V-belt.

Product Features:

• Designed for efficient power transmission to vehicle accessories in today’s trucks and buses
• Provides greater durability and flexibility – 35% stronger than all previous versions
• Features specially treated cords for added strength, stability and reliability
• Made with specially formulated rubber compounds, this belt is highly resistant to extreme under hood temperatures that can cause premature damage to under engineered rubber compounds

Gates FleetRunner Micro-V Belts are designed for the toughest applications. FleetRunner construction provides superior flexibility, stability, load capacity, and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures, making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. FleetRunner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Product Features:

• The patented material provides optimal performance at prolonged extreme operating temperatures.
• Crack and wear resistant construction, even in extreme temperatures
• Special compound provides unmatched flexibility, stability, load capacity and belt life
• Troubleshooting designed for the toughest applications
• Consistently outperforms other heavy-duty serpentine belts on the market
• Designed to save your fleet money and reduce downtime
• Tensioner Replacement is Recommended (if equipped)

The Driveworks belt is designed to provide better belt-to-pulley contact. The specialized rubber compound incorporates a high temperature polymer formulated to maximize load carrying requirements and belt life. This Driveworks ribbed belt has been constructed and engineered to meet the stringent demands of today’s automotive drive systems. The Driveworks ribbed belt delivers long-lasting dependable belt life.

Product Features:

• Constructed with heat and ozone resistant EPDM rubber
• Fiber is added to the rib stock to reinforce the rubber and reduce noise from worn and misaligned pulleys
• Made with treated polyester cord to reduce belt stretch

Constructed with aramid reinforced EPDM compounds, the Dayco poly-V serpentine belt delivers  more than just OE quality. Developed through extensive laboratory and road testing, the rib profile in this EPDM belt has been engineered to conform to high mileage, worn or misaligned drives and helps eliminate noisy belt conditions. Dayco poly rib serpentine belts offer extensive flexibility and longer service life, while handling higher workloads and temperatures.

Product Features:

• Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
• Engineered to help address noise issues caused by the belt drive 
• Capable of handling more extreme temperatures and workloads
• Made in the USA

Modular coolant hoses are on many of today’s vehicles and are much more complex than the standard molded hoses of the past. Modular coolant hoses are hose assemblies with one or more components built into the hose. Some examples of these components include hose branches, quick connectors, valves, sensors, bleeders and flow restrictors. Manufactured identical or equivalent to the OE hose, modular coolant hoses will keep your vehicle’s cooling system running properly and efficiently for years to come.

Product Features:

• Specifically designed materials resist collapse under vacuum
• Designed to resist electrochemical degradation, which is the leading cause of hose failure
• EPDM tube; knitted synthetic fiber reinforcement, EPDM lid resistant to heat, ozone and chemical refrigerants
• Manufactured with OEM-exact hose components (quick connects, branch connectors/tees, sensors, etc.)
• Meets SAE 20R3 EC Class D1 under 25mm (1 in.) ID, SAE 20R4 EC Class D1 for 25mm (1 in.) ID and over
• Temperature range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
• Note: Gates recommends replacing clamps and connectors each time a new cooling hose is installed.
• Caution: Do not use for fuel or oil transfer applications

Modular coolant hoses are on many of today’s vehicles and are much more complex than the standard molded hoses of the past. Modular coolant hoses are hose assemblies with one or more components built into the hose. Some examples of these components include hose branches, quick connectors, valves, sensors, bleeders and flow restrictors. Manufactured identical or equivalent to the OE hose, modular coolant hoses will keep your vehicle’s cooling system running properly and efficiently for years to come.

Product Features:

• Specifically designed materials resist collapse under vacuum
• Designed to resist electrochemical degradation, which is the leading cause of hose failure
• EPDM tube; synthetic fiber knit reinforcement, heat, ozone- and chemical coolant-resistant EPDM cover
• Manufactured with OEM-compliant hose components (quick couplings, branch fittings, sensors, etc.)
• Meets SAE 20R3 EC Class D1 below 25 mm (1 inch) ID, SAE 20R4 EC Class D1 for 25 mm (1 inch) DNI and above
• Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
• Note: Gates recommends replacing clamps and connectors each time a new cooling hose is installed.
• Caution: Do not use for fuel or oil transfer applications

Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:

• Specifically-engineered materials resist collapse under vacuum
• Engineered to resist electrochemical degradation, the leading cause of hose failure
• Pre-shaped to fit and to ensure perfectly sealed conditions
• EPDM tube: synthetic fiber knit reinforcement: heat-, ozone- and chemical coolant-resistant EPDM cover
• Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
• Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
• Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
• Caution: Do not use for fuel or oil transfer applications

Gates is a leading manufacturer of Original Equipment (OE) idler pulleys. Gates DriveAlign(R) Idler Pulleys meet or exceed OE specifications. High quality, high strength bearings run cooler and last longer than original bearings. DriveAlign Idler Pulleys are built to last by resisting dirt, salt, and other under-hood contaminants. Designed for use on automobiles and light trucks as locked center tensioning, automatic belt tensioning and idler pulleys.

Product Features:

• Steel and thermoplastic construction designed to tight manufacturing tolerances for durability and quality performance.
• Built to last with superior resistance to dirt, salt, chemicals, and other engine compartment contaminants.
• OE-quality fit for virtually every domestic or import vehicle on the road today
• Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
• Premium bearings eliminate bearing noise
• Mounting hardware included for some popular applications
• Reliable operation in harsh conditions

Designed to replace idler and tensioner pulleys for serpentine drives in heavy-duty diesel engine applications, Dayco HD idler/tensioner pulleys are machined from high-strength steel or powdered metal material to provide excellent wear resistance under harsh environments. Dual pressed-in bearings provide long bearing life and protection against the shock loads experienced by today’s diesel trucks.

Product Features:

• Engineered for the demanding drive systems of today’s class 4-8 heavy-duty commercial trucks
• Premium OE technology to ensure peak performance under extreme conditions
• Utilizes 3D dimensional computer aided design (CAD) and finite element analysis (FEA) for optimal design and maximum structural integrity
• Meets or exceeds OE quality

Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong plastic pulleys with specially formulated glass-filled polymers that resist wear and tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.

Product Features:

• Designed for the majority of automotive vehicle applications on the road today
• High-quality materials help resist wear and improve belt life
• Features premium lubricated bearings to extend service life
• Meets or exceeds OE quality

This Litens tensioner is manufactured by the Original Equipment (O.E.) supplier of this popular tensioner used on Chevrolet and GMC C-Series 8.1L vehicles. This “O.E. Exact”* part for the aftermarket meets all original equipment form, fit, and function specifications. *(O.E. Exact – Original Equipment manufacturers prohibits the use of their part number or logo on parts sold to other customers. Therefore, the Litens aftermarket part may have minor cosmetic differences but still be exact in performance and design. This tensioner is equipped with a Steel pulley as well as a molded locator pin on the base to ensure proper installation. As with the O.E. part, this tensioner is manufactured in Canada for exact performance and fit. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

• Manufactured by one on the world’s largest original equipment tensioner suppliers to ensure proper form, fit, and performance.
• Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
• Installation instructions included.
• Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
• Professional Mechanics will change this tensioner in under 20 minutes.
• Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.

Product Features:

• Comprehensive line includes parts to fit cars, vans, SUVs and light trucks, domestic and import (European and Asian)
• Manufactured using the same or improved technology and quality materials as the Original Equipment Manufacturer (OEM) part, assuring a factory match
• Patented labyrinth seal protects internal components to meet or exceed OE life expectancy requirements
• Patented vibration-damping system absorbs extreme vibration to improve tensioner, as well as belt and accessory, life
• Torsional round spring design provides reliability as well as consistent tension
• Comprehensive line includes parts to fit cars, vans, SUV’s and light/heavy-duty trucks.

This Heavy Duty Truck and Bus tensioner is designed and engineered Litens, the world’s largest supplier of original equipment (O.E.) belt tensioners in the world. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). This part is manufactured to meet or exceed the performance and life specifications of the O.E. part. The part features a premium chrome-silicon steel spring, internal damping, a “lift-lug” feature for ease of installation, Tandem 6303 ball bearings, a molded locator pin for precise installation, and a forged steel pulley. Fits a large variety of Makes, Models, and Engines. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

• Designed and engineered by the world’s largest Original Equipment supplier of accessory drive tensioners and pulleys.
• Internal “round spring” technology to provide constant belt tension and alignment throughout its service life. The internal damping design provides quiet, smooth, system performance.
• Installation instructions included.
• Heavy Duty Electro-deposited coated (e-coat) Steel Pulley for superior corrosion resistance
• Professional Mechanics will change this tensioner in approx. 1/2 hour
• Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.

This Litens belt tensioner is supplied by the original equipment tensioner supplier to GM and meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). The aftermarket part features a cast-in lift feature and belt stretch indicator. As with the Original Equipment part, this tensioner is manufactured in Canada to the same exacting specifications as the O.E. part. The pulley is heavy duty steel as specified by the manufacturer. 2 molded locator pins for precise installation. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

• Manufactured by the original equipment part supplier to ensure proper form, fit, and performance.
• Internal “round spring” technology to provide constant belt tension and alignment throughout its service life. The internal damping design provides quiet, smooth, system performance.
• Installation instructions included.
• Heavy Duty Steel Pulley
• Professional Mechanics will change this tensioner in about 20 minutes.
• Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.

For heavy-duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. Feature highly damped designs using a wave spring and a metal ring with a bonded polymeric surface that acts as a radial shock absorber for the tensioner arm while reducing contamination.

Product Features:

• Designed to prevent fluctuations to the tensioner body for longer service life
• Reduces the risk of noise and helps avoid housing separation
• Includes pulleys with lubricated bearings for longer lasting performance
• Includes installation instructions

Gates is a global leader in Original Equipment (OE) System Design. With a full line of tensioners globally, you can count on Gates to supply premium quality DriveAlign Automatic Belt Tensioners you can depend on.

Product Features:

• Optimized components engineered for maximum strength and durability
• Patented design ensures superior belt alignment and tension, improving transmission cost-effectiveness and service life
• The patented labyrinth seal prevents contamination of internal parts for maximum durability and life.
• Long-life steel pulleys with dust cover to protect internal bearings from contamination
• Double-row bearings carry more load and last up to 3 times longer than two individual bearings
• Round chrome-silicone torsion spring for less fatigue than coil spring designs.
• Its patented damping mechanism provides maximum stability, reduces vibration and extends the life of the belt, tensioner and other components of the accessory belt drives

Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong plastic pulleys with specially formulated glass-filled polymers that resist wear and tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.

Product Features:

• Designed for the majority of automotive vehicle applications on the road today
• High-quality materials help resist wear and improve belt life
• Features premium lubricated bearings to extend service life
• Meets or exceeds OE quality

This Litens pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in the U.S.A. to the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

• Manufactured by one of the largest original equipment part suppliers in the world to ensure proper form, fit, and performance.
• Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
• Installation instructions included.

This pulley is designed and engineered by Litens Automotive the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made using the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction for long life and trouble-free performance. Designed for HD truck applications. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Designed to replace idler and tensioner pulleys for serpentine drives in heavy-duty diesel engine applications, Dayco HD idler/tensioner pulleys are machined from high-strength steel or powdered metal material to provide excellent wear resistance under harsh environments. Dual pressed-in bearings provide long bearing life and protection against the shock loads experienced by today’s diesel trucks.

Product Features:

• Engineered for the demanding drive systems of today’s class 4-8 heavy-duty commercial trucks
• Premium OE technology to ensure peak performance under extreme conditions
• Utilizes 3D dimensional computer aided design (CAD) and finite element analysis (FEA) for optimal design and maximum structural integrity
• Meets or exceeds OE quality

This Litens pulley is supplied by one of the largest original equipment suppliers in the world and meets all form, fit, and performance characteristics of the original equipment part . Like the G.M. Original Equipment pulley, the Litens replacement part is constructed of heavy duty steel for long life and trouble free performance. This pulley is supplied with a new integrated bolt/dust shield to facilitate installation. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

• Manufactured by one of the world’s largest Original Equipment suppliers of accessory drive tensioners and pulleys.
• Heavy Duty Steel Pulley
• Pre-assembled pulleys save installation time and ensure that all components are assembled to original specifications for both installation and performance
• Precision steel stamping with close tolerance ball bearing pocket.
• Electro-deposited coating (e-coat) for superior corrosion resistance.
• Running surface designed and engineered for proper belt tracking.

This pulley is supplied by Litens Automotive – inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, specifications and meets performance and durability requirements. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

• Heavy Duty steel pulley with a long lasting automotive bearing.
• Precision steel stamping with close tolerance ball bearing pocket.
• Electro-deposited coating (e-coat) for superior corrosion resistance.
• Running surface designed and engineered for proper belt tracking.

This Litens pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in the U.S.A. to the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

• Manufactured by one of the largest original equipment part suppliers in the world to ensure proper form, fit, and performance.
• Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
• Installation instructions included.