GMC C4500 Topkick Belts and Hoses

This replacement fuel injector line is precision-engineered to match the fit and design of the original fuel injector line on specific vehicles. It comes with any vehicle-specific mounting hardware for a complete installation.

Product Features:

• Direct replacement – this fuel injector line is engineered to match the original fuel injector line on specified vehicles
• Robust materials – manufactured with a material-hardening process to ensure lines withstand high pressure during engine operation
• Critical fix – because all fuel injectors lines have a one-time-use, crushable seal, replacement of entire line is necessary for optimal seal
• Cost-effective solution – part is quality-tested and less expensive than getting replacement from dealership

This replacement fuel injector line is precision-engineered to match the fit and design of the original fuel injector line on specific vehicles. It comes with any vehicle-specific mounting hardware for a complete installation.

Product Features:

• Direct replacement – this fuel injector line is engineered to match the original fuel injector line on specified vehicles
• Robust materials – manufactured with a material-hardening process to ensure lines withstand high pressure during engine operation
• Critical fix – because all fuel injectors lines have a one-time-use, crushable seal, replacement of entire line is necessary for optimal seal
• Cost-effective solution – part is quality-tested and less expensive than getting replacement from dealership

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 mile

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

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:

• Patented material provides peak performance at prolonged extreme operating temperatures
• Heavy-duty construction resists cracking and wear, even at extreme temperatures
• Special compound provides unmatched flexibility, stability, load capacity and belt life
• Problem solver designed for the toughest applications
• Consistently outperforms other heavy-duty serpentine belts on the market
• Designed to save your fleet’s money and reduce downtime
• Replacement of the tensioner is recommended (if equipped)

This engine oil cooler hose assembly matches the fit and function of the original equipment components for reliable repair and restoration of proper oil circulation between the oil cooler and engine.

Product Features:

• Ideal replacement – this engine oil cooler hose assembly is a direct replacement for the original hose assembly
• Quality materials – this engine oil cooler hose assembly is made from corrosion-resistant materials to ensure the smooth transfer of oil from the engine to the cooler
• Easy to install – no special tools required
• Quality tested – rigorous quality control ensure this hose assembly conforms to product standards

This engine oil cooler hose assembly matches the fit and function of the original equipment components for reliable repair and restoration of proper oil circulation between the oil cooler and engine.

Product Features:

• Ideal replacement – this engine oil cooler hose assembly is a direct replacement for the original hose assembly
• Quality materials – this engine oil cooler hose assembly is made from corrosion-resistant materials to ensure the smooth transfer of oil from the engine to the cooler
• Easy to install – no special tools required
• Quality tested – rigorous quality control ensure this hose assembly conforms to product standards

This replacement fuel line is made to safely transfer fuel and endure in tough underhood and undercar conditions. Every Dorman part is backed by over 100 years of experience, along with a dedicated team of product experts, automotive engineers and technical support specialists based in the United States. We are passionate about giving repair professionals and vehicle owners greater freedom to fix cars and trucks, which is why we have more than 100,000 parts in our catalog today and promise to never stop driving new solutions.

Product Features:

• Trustworthy replacement – this fuel line safely replaces the original fuel line to fix fuel leaks
• Durable design – withstands tough underhood and undercar conditions
• Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
• Comprehensive solutions – this fuel line is part of a diverse collection of fuel line repair solutions

This replacement fuel line is made to safely transfer fuel and endure in tough underhood and undercar conditions.

Product Features:

• Trustworthy replacement – this fuel line safely replaces the original fuel line to fix fuel leaks
• Durable design – withstands tough underhood and undercar conditions
• Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
• Comprehensive solutions – this fuel line is part of a diverse collection of fuel line repair solutions

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 manufactured by Litens Automotive the original equipment part supplier and 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 in Canada using the O.E. specified design and meets all performance and durability requirements. Heavy duty thermoplastic construction for long life and trouble-free performance. 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 Litens, the largest original equipment tensioner and pulley supplier in the world, to ensure proper form, fit, and performance.
• Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
• Installation instructions included.

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

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 replacement fuel injection feed hose is made to safely transfer fuel and endure in tough underhood and undercar conditions.

Product Features:

• Trustworthy replacement – this fuel feed hose safely replaces the original hose to fix fuel leaks
• Durable design – withstands tough underhood and undercar conditions
• Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
• Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life

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

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

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.
• Heavy-duty construction resists cracking and wear, even at extreme temperatures
• The special compound provides unprecedented flexibility, stability, load-carrying capacity and belt life.
• Problem solver designed for the toughest applications
• Consistently outperforms other heavy-duty serpentine belts on the market
• Engineered to save your fleet money and reduce downtime
• Tensioner Replacement is Recommended (if equipped)

This Litens supplied pulley is manufactured to original equipment specifications. Heavy duty steel pulley construction ensures long life and trouble-free performance. This pulley meets or exceeds all original equipment fit, form, and performance characteristics. 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 construction
• OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
• Installation instructions included

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

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 thanks to superior resistance to dirt, salt, chemicals, and other contaminants that can be found under the hood
• 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 temperatures under the hood
• High-end bearings eliminate bearing noise
• Mounting hardware included for some common applications
• Reliable operation in harsh conditions

The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:

• Meets SAE J20R4, Class D-1 requirements
• Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
• Provides excellent protection against external elements

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.

The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slippage – or poor performance caused by low tension. A PTFE string wound within the spring resists abrasion and dampens noise. Dayco’s tensioner is also designed with a heavy-duty cast aluminum spring case and arm, which helps resist cracking and fatigue and offers additional strength, lessening the risk of distortion. Additional premium thermoplastic rubber spring slot plugs and rubber O-ring seals help keep contaminants out and zinc coated mounting bolts resist rust.

Product Features:

• Endures the toughest conditions while promoting quieter performance and longer life
• Features a steel pivot tube on specific designs for enhanced stability
• Built to outperform and outlast competitive OE parts

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.

This accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles. It is engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue.

Product Features:

• Direct replacement – this accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles
• Ideal solution – engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue
• Durable construction – designed and manufactured to strict specifications for reliable performance
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

This Litens tensioner is manufactured by the Original Equipment (O.E.) supplier of this popular General Motors tensioner. 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). The pulley-bolt dust shield has been reengineered for the aftermarket product. The tensioner design includes a tensioner arm lift feature and well a 2 locating pins molded into the base for precise installation. Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use a round spring versus a flat spring and are marked “Made in Canada”. Designed for 6.6L Diesel – Chevy, GMC, Hummer, and Turtle Top vehicles. 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.
• Installation instructions included.
• Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
• Professional Mechanics will change this tensioner in approx. 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.