Products
- Coolant Hoses
- Water Pumps
- Thermostats
- Radiator Caps
- Coolant Outlets
Your vehicle relies on the performance of your engine. Your engine relies on the performance of your coolant hose. When you need to replace or configure critical pieces of your complex machinery, trust Gates to deliver high capacity, high performance solutions with our customized coolant hoses. We’ll manufacture a tailor-made coolant hose for your industrial, commercial, residential, and automotive applications, so you can keep your engines running with the power of Gates.
Molded Coolant Hose
Gates® molded coolant hoses are manufactured to fit specific applications with OEM-quality specifications, saving you time, costs, and energy from going to your OE dealer for radiator hose replacements.
- Temperature: -40°C to +135°C (-40°F to +275°F)
- Meets SAE 20R3 EC Class D1 under 25mm (1") ID, SAE 20R4 EC Class D1 for 25mm (1") ID and over
- EPDM tube, synthetic fiber knit reinforcement, heat- and ozone-resistant EPDM cover
- Engineered to resist electrochemical degradation -- the leading cause of hose failure
- Custom shapes available with minimum order quantity and setup charge
- Recommended for upper, lower, by-pass, heater and other coolant hose applications
- Approved for marine applications
- Specifically engineered materials resist vacuum collapse to reduce the need for internal springs in many applications
- Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
Standard Coolant Hose
Gates® standard engine coolant hose is designed with wrapped, fabric-plie reinforcement for extra toughness, as compared to an extruded single ply hose. Use the standard hose for radiator and heater pipe connectors, or for air and water conveying applications.
- Temperature: -40°C to +125°C (-40°F to +257°F) continuous for coolant and 100°C (212°F) maximum for conveying air
- Meets SAE 20R1 EC Class D2 standard wall
- EPDM tube, synthetic fabric reinforcement plies, EPDM cover with wrapped appearance
- Bulk lengths shipped straight in box; custom lengths available with minimum order quantity
- Caution: Do not use for fuel or oil transfer applications
Small I.D. Coolant Hose
Gates Small Inside Diameter, or I.D. Molded Coolant Hose is factory-molded, OEM style hose to fit today’s smaller, tighter-fitting engine compartments. It can be used for coolant, water and air applications, and is approved for marine applications.
- Has all the quality features of Gates Molded Coolant Hose
- Inside diameters range from 1/4" to 1"
- Temperature range: -40°C to +135°C (-40°F to +275°F)
- Meets SAE 20R3 EC Class D1
- EPDM tube, synthetic fiber knit reinforcement, EPDM cover
- EPDM tube, synthetic fiber knit reinforcement, EPDM cover
- Custom shapes available with minimum order quantity and setup charge
- Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
Modular Radiator Hose
Gates is the Automotive Aftermarket leader in the unique Modular assembly coolant hose segment. Gates Modular Radiator Hose is manufactured to fit specific applications. Similar to OEM specifications and includes specific essential intergrated OE components such as; hose branches, quick-connectors, sensors, restrictors, etc.
- Temperature: -40°C to +135°C (-40°F to +275°F)
- Meets SAE 20R3 EC Class D1 under 25mm (1") ID, SAE 20R4 EC Class D1 for 25mm (1") ID and over
- Heat and ozone resistant cover
- Re-engineered materials resist vacuum collapse
- Engineered with compounds which resist electrochemical degradation
- EPDM tube, synthetic fiber knit reinforcement, EPDM cover
- Note: Gates recommends replacing clamps each time a new coolant hose is installed
Green Stripe® Vibraflex® Hump Hose
When your heavy-duty applications require a shorter length hose that still needs to absorb vibration, a fitting misalignment, or possibly both, Gates has the perfect solution for you: the Green Stripe® Vibraflex® Hump Hose. Its high flexibility reduces installation time and provides lower cost-per-mile operation.
- Exceeds SAE J20 (Class B Tube and Class C Cover)
- Oil, abrasion and heat-resistant neoprene cover
- Oil and heat-resistant nitrile tube
- Two-ply fabric reinforced
FleetRunner® Coolant Hose
FleetRunner® Hi-Temp Straight Coolant Hose is specifically designed for heavy-duty applications, trucks, buses, and off-road equipment, engineered with an advanced peroxide-cured EPDM material to provide exceptionally high temperature rating up to +300°F. Your FleetRunner® Coolant Hose is tested in the toughest fleets, and with an OE-quality fit, function, and form that stands up to the most demanding driving environments.
- Temperature rating: -40°F to +300°F (-40°C to +149°F)
- Exceeds SAE 20R1 specifications
- High working pressure rating provides protection for tough fleet and heavy-duty applications
- Cover marked in 1" increments to facilitate approximate cut lengths and allows for "custom fit" applications
- Engineered with compounds which resist electrochemical degradation
Green Stripe® 2-Ply Straight Coolant Hose
Gates Green Stripe® 2-Ply Straight Coolant Hose stick hose is designed for demanding heavy-duty coolant/air applications. The two-ply bias fabric construction maximizes flexibility and strength, with an advanced EPDM tube and cover that resist "cold water leaks," and remain soft and pliable, even under adverse operating conditions.
- Temperature: –40°F to +257°F (–40°C to +125°C)
- Exceeds SAE 20R1 Type EC (Class D-1 Tube, and cover, Standard Wall)
- Cover marked in one-inch increments to facilitate approximate cut lengths
- Engineered with compounds which resist electrochemical degradation
- Approved for marine applications
- Caution: Do not use for fuel or oil transfer applications
- Note: For a maintenance-free connection, use PowerGrip® SB Clamps
Green Stripe® 4-Ply Heavy-Duty Coolant Hose
For severe operating conditions found on stationary engines, construction equipment and off-road vehicle applications. Nitrile tube specially compounded to handle common coolants and additives.Four-ply woven, heavy-duty fabric reinforcement.Neoprene cover resists heat, abrasion and oil. Handles higher temperatures and resists petroleum additives.Reduces water loss from water permeating the hose wall and cover, a distinct advantage over silicone.Engineered to resist electrochemical degradation – the leading cause of hose failure. Caution: Do not use for gasoline or diesel transfer applications.
- Exceeds SAE 20R1 (Class B Tube, Class C Cover, Heavy Wall)
- Engineered to resist electrochemical degradation – the leading cause of hose failure
- Temperature Rating: –40 Deg. F to +212 Deg. F (–40 Deg. C to +100 Deg. C), intermittent to 257 Deg. F (125 Deg. C)
- Engineered with compounds which resist electrochemical degradation
Green Stripe® Vulco-Flex® Coolant Hose
Gates Green Stripe® Vulco-Flex® heavy-duty flexible coolant hose is designed to replace straight or curved coolant hoses on a range of trucks, busses, and heavy-duty vehicles, so you can get maximum model coverage with minimum inventory. The smooth, constant inside diameter allows coolant to flow freely through the hose, with a durable construction to handle high temperatures and harsh system corrosives.
- Excellent flexibility, yet collapse and kink resistant
- Extra strength fabric reinforcement with helical steel wire spiral molded between tube and cover
- Heat-resistant construction throughout
- EPDM tube and neoprene cover for extended service life
- Performs to SAE 20R5 Type EC Class D-2 specifications
- Engineered with compounds to resist electrochemical degradation
- Temperature rating: –40°C to +125°C
- Working pressure 40 psi maximum
- Approved for marine applications
- Caution: Do not use for fuel or oil transfer applications
Vulco-Flex® II Coolant Hose
Gates Vulco Flex® II radiator coolant hose is a flexible, durable curved hose designed to bend in almost any direction. The hose is engineered with improved sealing surface for greater leak resistance and easily replicates the angles and planes of a wide variety of expensive OE coolant hoses for quick, easy, and cost-effective replacement to virtually every vehicle on the road.
- High flexibility for easy installation
- Hose vulcanises into shape without unnecessary strain on connections
- Improved sealing surface for greater leak resistance
- Adjustable cuffs to the required length
- Maximum vehicle coverage with minimum inventory
- Tube and cover resist heat, ozone and coolants
- Temperature rating up to +257°F (+125°C)
- Rated for SAE 20R5 Class D-2 performance
- 40 psi maximum
- Note: Gates recommends replacing both clamps and hoses
- Caution: Do not use for fuel or oil transfer applications
Severe Service Straight Silicone Coolant Hose
Many heavy-duty vehicles manufactured in 2007 or later have advanced emissions systems that run hotter under the hood than previous models, requiring the use of a silicone coolant hose to maintain optimal temperatures. The Gates Silicone Coolant Hose is a high-quality 4-ply silicone hose that was built to excel when the going gets hot.
- Extreme temperature capabilities, running from -65°F to +347°F (-55°C to +175°C) continuous to +500°F (260°C) for aramid reinforcement
- SAE 20R1 Class A, standard wall
- Easily identified with an orange silicone tube, reinforced with four plies of aramid fabric and a glossy blue silicone cover
- Use on hose bead fitting fastened with hose clamps
Molded Silicone Coolant Hose
Gates Silicone Molded Coolant Hose is built to surpass performance of the OE hose.Same dimensional specifications of the OEM hose.Silicone cover resists high temperature ambient environments.3-ply polyester woven fabric reinforcement guarantees high burst strength and superior service life.Tube constructed with a thick silicone liner designed to handle coolants, including new extended life coolants.Provides long-life service in both low and high temperature environments.Temperature range: -65 Deg F to 350 Deg F (-54 Deg C to 149 Deg C).
- Temperature: -65 Deg F to 350 Deg F (-54 Deg C to 149 Deg C)
- 3-ply polyester woven fabric reinforcement guarantees high burst strength and superior service life
- Tube constructed with a thick silicone liner designed to handle coolants, including new extended life coolants
- Provides long-life service in both low and high temperature environments
Durion® Straight Silicone Coolant Hose
For your extremely high temperature radiator, heater, and coolant transfer applications, Gates Durion® Straight Silicone Coolant Hose is engineered with extra long-lasting silicone rubber for extreme ambient and radiant temperature conditions. The Silicone tube and cover resist prolonged exposure to under-hood and coolant heat, weathering, ozone, and deterioration. Use Gates thermoplastic clamps or silicone hose clamps to complete your assembly.
- Temperature: -70ºF to +350ºF (-56°C to +177°C)
- Use thermoplastic clamps or silicone hose clamps
- Exceeds SAE 20R1 (Class A Standard Wall)
- Note: Silicone’s water permeation rate is 10 to 15 times greater than Straight 2-Ply Coolant Hose
90 Degree Silicone Molded Coolant Hose Elbows
90 degree silicone coolant elbows are idea for heaver-duty applications which are in close proximity to high heat sources (exhaust, turbo hot side, etc.) or where there is limited air flow around engines creating significantly high heat conditions.
- Temperature: 350F (177C)
- Premium 4-ply construction
- High-heat resistance material meets or exceeds OE specs
- Industry standard blue cover for easy indentification
Gates automotive water pumps are recognized in the industry for their exceptional durability, quality, and efficiency in a range of vehicle systems, with coverage from late model and hybrid engine systems, to rare vintage cars and import vehicles. Every Gates automotive water pump is constructed with premium alloy materials, backed by a 100% functional test of seals and bearings, and a 100% leakage test for both the casting and assembled water pump. We are committed to manufacturing the highest quality new, never remanufactured, water pumps in the aftermarket, so you can trust the easy installation, exact fit, and optimal vehicle performance that you’ve come to trust from Gates automotive solutions.
Standard Automotive Water Pump
Gates water pumps are manufactured for durable, worry-free operation for the life of your vehicle. Constructed using only premium alloy materials, we rigorously function and leak test our water pumps and components, like seals and bearings, to ensure optimum performance under intense driving conditions. Get industry best, and a guaranteed OE-quality fit, with Gates.
- Gates water pumps fit and perform exactly to OE specifications and requirements
- Gates offers engine cooling water pumps and electric water pumps
- Quality-assured with 100% leakage and functional tests of seals, bearings, castings, and fully assembled water pump
- Backed by a limited lifetime warranty
Heavy Duty Water Pump
Gates water pumps are developed in partner with top OEMs, bringing your heavy-duty vehicle’s cooling system a high-quality, high-strength water pump constructed with premium alloy materials. The pumps are 100% functional and quality tested, with upgraded seals and bearings to handle diesel loads. We also conducted leakage test on the casting and fully assembled water pump to ensure your water pump stands up to the toughest demands.
- Designed to handle rugged Fleet standards
- Pumps are computer-tooled and fitted with a precisely balanced impeller to ensure OE fit and function
- Covered by the best heavy-duty warranty in the industry
Electric Water Pump
Many new vehicles have multiple electric water pumps, each performing a different function. The use of electric water pumps is becoming more popular among original equipment manufacturers as technology changes and OEMs look for ways to improve fuel economy and efficiency. Gates now offers Electric Water Pumps that fit popular applications covering millions of vehicles in operation. Our OE Exact replacement pumps ensure an exact fit and easy installation while effectively restoring the cooling and heating systems to proper operation and performance.Main engine electric water pumps come with gaskets or rubber seals to provide a tight seal and eliminate leakingAuxiliary electric water pumps are sealed to prevent leakingElectromagnetic power drives the impellers thus eliminating the need for bearings and weep holes.
- Auxiliary electric water pumps are sealed to prevent leaking
- Electromagnetic power drives the impellers, thus eliminating the need for bearings and weep holes
- Main engine electric water pumps come with gaskets or rubber seals to provide a tight seal and eliminate leaking
- OE-exact replacement ensures an exact fit and easy installation
With Gates, your thermostat does more than just regulate your engines operating temperature. Our top quality, OE equivalent thermostats are designed to reduce engine wear, increase fuel efficiency, diminish emissions, accelerate engine warm-up, improve cold-weather usability, and prevent engine overheating. Gates automotive and heavy duty vehicle thermostats offer precision temperature control within your vehicle’s optimal operating range, and are innovatively engineered to significantly improve your vehicle’s engine cooling system performance.
OE Type Thermostat
Gates only partners with prime OE thermostat manufacturers to provide OE Exact or OE Type construction.
- Map Controlled - Bolt-on solution with included sensor that links to the engine control unit
- Same easy installation as standard ITH
- Allows ECU to regulate engine temperatures
- Provides adaptive, on-demand engine cooling
- Lowers emissions and fuel consumption
- Quality controlled factory calibration assures accuracy of opening and closing, regardless of pressure changes
- Matches the OEM product fit, function and design
- Features including jiggle pins and check valves for air venting, seals, and gaskets make these thermostats equivalent to the original equipment parts
- Easy, one step fit and installation with no special tools required
- Category-leading vehicle coverage
Heavy Duty Thermostat
Gates only partners with prime OE thermostat manufacturers to provide Heavy Duty or OE Type construction for use on heavy-duty trucks, buses and tractors.
- OE-exact designed for customers that demand the exact OEM thermostat as a replacement product
- Fits applications with 3/4" deep filler necks. Custom heavy-duty radiator caps available upon request
- Quality controlled factory calibration assures accuracy of opening and closing, regardless of pressure changes
- Temperature sensitive heat motor provides consistent valve response for smooth performance and precise engine cooling
- Features including jiggle pins and check valves for air venting, seals, and gaskets make these thermostats equivalent to the original equipment parts
Integrated Thermostat Housing
There are two types of integrated thermostat housings: MAP controlled and standard. Both improve temperature regulation and control to help engines operate more efficiently. As vehicles are increasingly equipped with integrated thermostat housings, Gates research, development, and engineering is leading the industry in aftermarket thermostat solutions to provide the best quality alternative to OE dealerships.
- Provides adaptive, on-demand engine cooling
- Allows ECU to regulate engine temperatures
- Improves temperature regulation and control
- Lowers emissions and fuel consumption
- Standard - All-in-one, bolt-on solution that includes everything needed for a complete job. Includes thermostat, insert, seal and housing
- Same easy installation as Standard Integrated Thermostat Housings
- Meets or exceeds OE standards for fit, construction, and performance
- Category-leading vehicle coverage
Thermostat Seals and Gaskets
If your cooling system thermostat seal or gasket leaks, or if the housing cracks and the engine overheats, you can cause expensive damage to your vehicle engine system. Gates works with dozens of original equipment manufacturers worldwide to engineer some of the best vehicle system solutions in the aftermarket, and we’ve rigorously tested our thermostat seals and gaskets to prevent leaks, resist corrosion and wear, and keep your engine systems running.
Radiator caps are critical to catch coolant overflow, keeping your engine cooling system operating at optimal pressure and temperature, and your vehicle operating at optimal performance. Gates manufactures our OE quality radiator caps and cool control caps for your heavy-duty vehicle applications, with a selection of durable, wear-resistant radiator caps for automotive applications without coolant recovery systems.
OE Type Radiator Cap
All Gates radiator pressure caps are constructed of corrosion-resistant, heavy-gauge metal. This ensures long service life and accurate control of pressure.
- Wide range of applications covering all makes and models
- Manufactured to meet or exceed OEM specifications in function, form and fit
- Engineered for precise pressure control
- Meets or exceeds environmental regulatory standards to reduce air pollution
Heavy Duty Radiator Cap
For use on heavy-duty trucks, buses and tractors. Fits applications with 3/4" deep filler necks.
- All Gates radiator pressure caps are constructed of corrosion-resistant, heavy-gauge metal to assure long service life and accurate pressure control
- Covers a wide range of pressures
- Designed and manufactured to OE standards
- No adjustment required for installation
- Precise pressure control
Coolant Outlets
Gates Coolant Outlets far exceed expected industry standards. Designed and manufactured to have a more perfect fit, our Coolant Outlets save you money by lasting longer, requiring less maintenance, and using durable materials. Gates Coolant Outlets were designed to have a simple installation and more economical repairs. Look to Gates for superior quality Coolant Outlet solutions with OE exact fitment.
- Welding process guarantees consistent, long-lasting performance
- Improved seal provides leak-free design
- All-in-one and simple bolt-on solutions
- One-step, simple installation
- No special tools required