BMW 550i Belts and Hoses

This Litens belt tensioner is supplied by the original equipment (O.E.) tensioner supplier 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). As with the original equipment part, this replacement tensioner is manufactured in Germany for BMW engine applications. The tensioner maintains the O.E. round spring technology as well as a heavy duty polymer pulley for optimum performance and durability. To assist with belt removal and installation, this tensioner is equipped with a lift feature and pin that holds the tensioner open during belt routing. 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
• Exposed “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 Polymer Pulley with cap
• Professional Mechanics will change this tensioner in about 1 hour
• Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d

The high quality VAICO Coolant Hoses protect the components in the water cooling circuit from corrosion. Thanks to the high-quality materials in accordance with OE, VAICO guarantees the best quality with an assortment of more than 1,000 Coolant Hoses. The Vaico line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• Quick, easy mounting: quick connector from German production
• All cooling-water hose inner linings are resistant to electrochemical cracking
• Material: according to OEM. (CR, AEM, HAT-ACM, FKM / VMO), fabric reinforcement Kevlar
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Quality Assurance: Perform various tests, including endurance, cold fexibility and vacuum tests as well as leak and residue tests

Designed to be direct replacements for OE hoses and assemblies, Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings when called for by the original manufacturer. Rein hose systems, feature integrated thermoplastic couplings, O-ring seals, and multiple connections that branch out to various engine components. Rein Automotive hoses are designed to fit just like the OE hose. No more cutting hoses to fit or repurposing old “quick connect” fittings.

Product Features:

• Direct OE replacement for European cars
• Integrated thermoplastic couplings and O-ring seals
• Designed to go directly from the shelf to the vehicle. No cutting is ever needed
• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 135C

Rein Automotive OE quality radiator hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses and hose assemblies, Rein hoses are identical to the OEM, from the size and shape of their branches to the thermoplastic quick connect fittings.

Product Features:

• Reduces installation time.
• No cutting, refitting or adjusting the hose.
• Prevents leaks and comebacks from reusing old quick connectors and o-rings.
• Resistant to heat, salt, road debris, oil and other contaminants.

Designed to be direct replacements for OE hoses and assemblies, Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings when called for by the original manufacturer. Rein hose systems, feature integrated thermoplastic couplings, O-ring seals, and multiple connections that branch out to various engine components. Rein Automotive hoses are designed to fit just like the OE hose. No more cutting hoses to fit or repurposing old “quick connect” fittings.

Product Features:

• Direct OE replacement for European cars
• Integrated thermoplastic couplings and O-ring seals
• Designed to go directly from the shelf to the vehicle. No cutting is ever needed
• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 135C

The high quality VAICO Coolant Hoses protect the components in the water cooling circuit from corrosion. Thanks to the high-quality materials in accordance with OE, VAICO guarantees the best quality with an assortment of more than 1,000 Coolant Hoses. The Vaico line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• Quick, easy mounting: quick connector from German production
• All cooling-water hose inner linings are resistant to electrochemical cracking
• Material: according to OEM. (CR, AEM, HAT-ACM, FKM / VMO), fabric reinforcement Kevlar
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Quality Assurance: Perform various tests, including endurance, cold fexibility and vacuum tests as well as leak and residue tests

This OE quality breather hose is vehicle specific and a direct replacement for the original component. Rein automotive products provide you with the proper fit, form and function for European vehicles. With fitments for some of the world’s finest automobiles, including Audi, BMW, Mercedes Benz, Mini, Porsche, Saab, Volkswagen, and Volvo all Rein Automotive genuine replacement parts are guaranteed original manufacturer quality. Every part is manufactured with top quality materials to ensure it has the same tolerances as the part that came on the car to provide ease of installation and long lasting durability.

Product Features:

• Original Equipment fit, form and function
• Manufactured from premium raw materials
• Premium OE design
• Right fit the first time
• For European vehicles

Vaico engine cooling products are designed and manufactured to exceed original equipment (OE) specifications and are engineered to operate in the highly-stressful environment of today’s higher performance cooling systems. The Vaico line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• Quick connector made in Germany
• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 125C

Vaico engine cooling products are designed and manufactured to exceed original equipment (OE) specifications and are engineered to operate in the highly-stressful environment of today’s higher performance cooling systems. The Vaico line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• Quick connector made in Germany
• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 125C

Vaico engine cooling products are designed and manufactured to exceed original equipment (OE) specifications and are engineered to operate in the highly-stressful environment of today’s higher performance cooling systems. The Vaico line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• Quick connector made in Germany
• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 125C

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 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

Dayco ela self-tensioning belts incorporate a wear-resistant EPDM rib material, along with a highly elastic EPDM cushion rubber that surrounds the polyamide tensile cord, thus providing the required adhesion and flexibility to maintain lasting performance. The backbone behind the Dayco ela self-tensioning belt is its polyamide tensile member, which allows the high elongation required for installation, yet provides the proper tension maintenance properties to transmit the accessory loads demanded for the drive.

Product Features:

• Designed for two- to four-point drives that do not require automatic or manual tensioning
• Provides self-tensioning capabilities required by specific OE drives designed for a ‘stretch’ belt
• Elasticity allows for long-lasting performance and proper tension

Water Pump O-Ring

The INA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:

• OE-Equivalent and a direct fit application.
• Precision bearing
• OE High quality pulley assembly
• Durable long life performance.

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 & 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 supplied pulley is manufactured by the original equipment (O.E.) manufacturer. This part is specifically designed for BMW applications. Heavy duty thermoplastic 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.

ContiTech Serpentine Belts come in a wide range of sizes and are designed to be oil-resistant and temperature-stable from -22F to 176F (-30C to 80C). ContiTech Serpentine Belts deliver 98% power efficiency. While a lower profile design easily handles higher engine revs, reducing noise and providing cooler running temperatures. High performance construction features include polychloroprene rubber cover and body, polyester fiber tensile members, and a ribbed belt design. Installation Note: The manufacturer recommends checking and/or replacing idler and tensioner bearings when replacing the serpentine belts

Product Features:

• OE-Equivalent.
• Direct fit for easy installation.
• Resistant against wear, oil and heat.
• Temperature-stable from -22F to 176F (30C to 80C).
• Delivers over 98% power efficiency.
• High performance construction.
• Polychloroprene rubber cover and body.
• Polyester fiber tensile members and a ribbed belt design.

ContiTech Serpentine Belts come in a wide range of sizes and are designed to be oil-resistant and temperature-stable from -22F to 176F (-30C to 80C). ContiTech Serpentine Belts deliver 98% power efficiency. While a lower profile design easily handles higher engine revs, reducing noise and providing cooler running temperatures. High performance construction features include polychloroprene rubber cover and body, polyester fiber tensile members, and a ribbed belt design. Installation Note: The manufacturer recommends checking and/or replacing idler and tensioner bearings when replacing the serpentine belts

Product Features:

• OE-Equivalent.
• Direct fit for easy installation.
• Resistant against wear, oil and heat.
• Temperature-stable from -22F to 176F (30C to 80C).
• Delivers over 98% power efficiency.
• High performance construction.
• Polychloroprene rubber cover and body.
• Polyester fiber tensile members and a ribbed belt design.

Dayco ela self-tensioning belts incorporate a wear-resistant EPDM rib material, along with a highly elastic EPDM cushion rubber that surrounds the polyamide tensile cord, thus providing the required adhesion & flexibility to maintain lasting performance. The backbone behind the Dayco ela self-tensioning belt is its polyamide tensile member, which allows the high elongation required for installation, yet provides the proper tension maintenance properties to transmit the accessory loads demanded for the drive.

Product Features:

• Designed for two- to four-point drives that do not require automatic or manual tensioning.
• Provides self-tensioning capabilities required by specific OE drives designed for a stretch’ belt
• Elasticity allows for long-lasting performance and proper tension
• Elasticityáallows for long-lasting performance and proper tension

ContiTech Serpentine Belts come in a wide range of sizes and are designed to be oil-resistant and temperature-stable from -22F to 176F (-30C to 80C). ContiTech Serpentine Belts deliver 98% power efficiency. While a lower profile design easily handles higher engine revs, reducing noise and providing cooler running temperatures. High performance construction features include polychloroprene rubber cover and body, polyester fiber tensile members, and a ribbed belt design. Installation Note: The manufacturer recommends checking and/or replacing idler and tensioner bearings when replacing the serpentine belts

Product Features:

• OE-Equivalent.
• Direct fit for easy installation.
• Resistant against wear, oil and heat.
• Temperature-stable from -22F to 176F (30C to 80C).
• Delivers over 98% power efficiency.
• High performance construction.
• Polychloroprene rubber cover and body.
• Polyester fiber tensile members and a ribbed belt design.

The high quality VAICO Coolant Hoses protect the components in the water cooling circuit from corrosion. Thanks to the high-quality materials in accordance with OE, VAICO guarantees the best quality with an assortment of more than 1,000 Coolant Hoses. The Vaico line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• Quick, easy mounting: quick connector from German production
• All cooling-water hose inner linings are resistant to electrochemical cracking
• Material: according to OEM. (CR, AEM, HAT-ACM, FKM / VMO), fabric reinforcement Kevlar
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Quality Assurance: Perform various tests, including endurance, cold fexibility and vacuum tests as well as leak and residue tests

With Temp Switch Designed to be direct replacements for OE hoses and assemblies, Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings when called for by the original manufacturer. Rein hose systems, feature integrated thermoplastic couplings, O-ring seals, and multiple connections that branch out to various engine components. Rein Automotive hoses are designed to fit just like the OE hose. No more cutting hoses to fit or repurposing old quick connect fittings.

Product Features:

• Direct OE replacement for European cars
• Integrated thermoplastic couplings and O-ring seals
• Designed to go directly from the shelf to the vehicle. No cutting is ever needed
• All cooling-water hose inner linings are resistant to electrochemical cracking
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Resistance to distilled water and water ethylene glycol mixtures
• Resistance to air temperatures of up to 135C

Rein Automotive OE quality coolant hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses and hose assemblies, Rein hoses are identical to the OEM, from the size and shape of their branches to the thermoplastic quick connect fittings.

Product Features:

• Reduces installation time.
• No cutting, refitting or adjusting the hose.
• Prevents leaks and comebacks from reusing old quick connectors and o-rings.
• Resistant to heat, salt, road debris, oil and other contaminants.

The high quality VAICO Coolant Hoses protect the components in the water cooling circuit from corrosion. Thanks to the high-quality materials in accordance with OE, VAICO guarantees the best quality with an assortment of more than 1,000 Coolant Hoses. The Vaico line of cooling system hoses are designed to meet OE standards and are subjected to rigorous quality and performance tests.

Product Features:

• Quick, easy mounting: quick connector from German production
• All cooling-water hose inner linings are resistant to electrochemical cracking
• Material: according to OEM. (CR, AEM, HAT-ACM, FKM / VMO), fabric reinforcement Kevlar
• high strength and resistance to oil, mud, salt, road debris, and ozone
• Quality Assurance: Perform various tests, including endurance, cold fexibility and vacuum tests as well as leak and residue tests