BMW 525iT Belts and Hoses

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Essential BMW 525iT Belts and Hoses

Dayco – Flex Radiator Hoses; EPDM Rubber, 15.75 Inch Long, 1.5 Inch Inner Dia. (Part No.81161)

Flex Radiator Hoses; EPDM Rubber, 15.75 Inch Long, 1.5 Inch Inner Dia.

from

$26.99
The Dayco flex radiator hose replaces straight or molded radiator hoses on a wide range of engine applications. Precision molded in standard lengths, it features a knitted reinforcement and synthetic EPDM construction. This hose is designed to prevent splitting, ballooning and elongation as well as resist ozone and other detrimental environmental elements, coolants and temperature variations of -40øF (-40øC) to +257øF (+125øC). With corrugations that provide excellent hose flexibility without flattening or collapsing, the Dayco flex radiator hose also features a helical steel coil spring for increased flexibility.

Product Features:
  • Designed to meet OE specifications
  • Not suitable for oil or heat transfer
  • Meets SAE J20R4, Class D-2 requirements for improved service hoses
  • This hose is designed to prevent splitting, ballooning, and elongation
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Rein – Radiator Hose (Part No.CHR0024R)

Radiator Hose

from

$85.99
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.
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Gates – Micro-V Serpentine Drive Belt (Part No.K050350)

Micro-V Serpentine Drive Belt

from

$23.99
Import or domestic, car or truck, every vehicle can depend on the superior quality of Gates precision fit Micro-V belts. With advanced technology that matches the OE size, construction and materials, Gates Micro-V ensures optimal vehicle performance.

Product Features:
  • Special belt construction eliminates belt noise, reduces tension loss and solves problem drive applications
  • EPDM rubber constructions resist cracking on the surface of the ribs
  • Meets or exceeds all original equipment manufacturer specifications.
  • Replacing the tensioner is recommended (if the vehicle is equipped with one).
  • Unique form grinding of each individual belt assures precise dimensional control.
  • Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.
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Driveworks – Poly Rib Belt Serpentine Belt; 61.25 Long, 6 Rib Count (Part No.613K6)

Poly Rib Belt Serpentine Belt; 61.25 Long, 6 Rib Count

from

$20.99
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
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Litens – Idler Pulley: Direct Fit, Thermoplastic, 80mm Diameter (Part No.900003A)

Idler Pulley: Direct Fit, Thermoplastic, 80mm Diameter

from

$29.99
This Litens pulley is manufactured by the original equipment part supplier to ensure proper fit and performance. This pulley is produced for BMW serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. As with the original equipment part, this replacement part is made in Germany using the O.E. specified design and meets all performance and durability requirements. Proper installation is ensured by the inclusion of a locator pin molded onto the engine side of the idler. 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 suppliers 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.
  • 80mm O.D.; 10.2mm I.D.; 24.5mm width; smooth running surface; Thermoplastic.
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Dorman – Idler/Tensioner Pulley: Specific Fit, Polyamide, 70 mm Diameter (Part No.419-657)

Idler/Tensioner Pulley: Specific Fit, Polyamide, 70 mm Diameter

from

$45.49
This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
  • Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
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Gates – Molded 90 Degree Heater Hose (Part No.28475)

Molded 90 Degree Heater Hose

from

$20.29
Specially designed for difficult heater hose applications requiring sharp 90 degree bends in the hose. Eliminates the need for extensive inventory of OE type curved heater hose. Just 22 sizes handle thousands of applications.

Product Features:
  • Resists electrochemical degradation and water permeation
  • Use with heating pipe connectors and bulk heating hoses to create custom assemblies
  • Compatible for coolant, air, and water applications
  • EPDM tube and lid, reinforced with synthetic fibers
  • SAE 20R3 EC Class D1, SAE 20R4 EC Class D1
  • temperature range Deg. F to +275 degrees F (-40 degrees C to +135 degrees C)
  • Warning: Do not use for fuel or oil transfer applications
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 17" Long, 1.50" Diameter (Part No.D70512)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 17" Long, 1.50" Diameter

from

$25.99
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
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Dayco – Flex Radiator Hoses; EPDM Rubber, 13.88 Inch Long, 1.5 Inch Inner Dia. (Part No.81151)

Flex Radiator Hoses; EPDM Rubber, 13.88 Inch Long, 1.5 Inch Inner Dia.

from

$27.99
The Dayco flex radiator hose replaces straight or molded radiator hoses on a wide range of engine applications. Precision molded in standard lengths, it features a knitted reinforcement and synthetic EPDM construction. This hose is designed to prevent splitting, ballooning and elongation as well as resist ozone and other detrimental environmental elements, coolants and temperature variations of -40øF (-40øC) to +257øF (+125øC). With corrugations that provide excellent hose flexibility without flattening or collapsing, the Dayco flex radiator hose also features a helical steel coil spring for increased flexibility.

Product Features:
  • Designed to meet OE specifications
  • Not suitable for oil or heat transfer
  • Meets SAE J20R4, Class D-2 requirements for improved service hoses
  • This hose is designed to prevent splitting, ballooning, and elongation
See More

Gates – Vulco-Flex II Flexible Coolant Hose (Part No.25476)

Vulco-Flex II Flexible Coolant Hose

from

$27.99
Gates Vulco-Flex(R) II hose will bend in almost any direction. It easily replicates the angles and planes of a wide variety of expensive original equipment coolant hose, for quick, easy replacement.

Product Features:
  • Improved sealing surface for greater leak resistance
  • Their high flexibility makes installation easier
  • Maximum vehicle coverage with minimal inventory
  • Resistant to heat, oil, and ozone
  • Rated for SAE 20R5 Class D-2 performance
  • Temperature range: up to +257 degrees Celsius. F (+125 Deg. C)
  • Note: Gates recommends replacing clamps and connectors every time a new cooling hose is installed.
  • Warning: Do not use for fuel or oil transfer applications
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Rein – Radiator Hose (Part No.CHR0044R)

Radiator Hose

from

$14.99
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.
See More

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 14" Long, 1.56" Diameter (Part No.C70670)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 14" Long, 1.56" Diameter

from

$18.29
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
See More

Dayco – Idler Pulley, Dayco (Part No.89089)

Idler Pulley, Dayco

from

$51.99
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
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INA US – Engine Timing Idler (Part No.FP00011)

Engine Timing Idler

from

$58.99
Our front end auxiliary drive (FEAD) solutions ensure outstanding vibration damping in the smallest of installation spaces in today¿s high-load engines. Besides offering a complete selection of individual components, individually-assembled FEAD kits allow holistic maintenance that help avoid secondary damages.
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Dayco – Idler Pulley, Dayco (Part No.89046)

Idler Pulley, Dayco

from

$56.99
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
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INA US – ACC DRV BELT TNS ASY (Part No.ED0003)

ACC DRV BELT TNS ASY

from

$75.99
ACC DRV BELT TNS ASY

Dorman – Automatic Belt Tensioner (Tensioner Only) (Part No.419-036)

Automatic Belt Tensioner (Tensioner Only)

from

$132.99
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
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INA US – Engine Timing Belt Tensioner (Part No.FT30015)

Engine Timing Belt Tensioner

from

$83.99
Our front end auxiliary drive (FEAD) solutions ensure outstanding vibration damping in the smallest of installation spaces in today¿s high-load engines. Besides offering a complete selection of individual components, individually-assembled FEAD kits allow holistic maintenance that help avoid secondary damages.
See More

Dayco – Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts (Part No.89342)

Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts

from

$70.99
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
  • Rust resistant construction
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Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999063A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$59.99
This Litens hydraulic actuator is manufactured by the Original Equipment (O.E.) supplier of this popular BMW tensioner component. This “O.E. Exact”

Product Features:
  • Manufactured by the original equipment part supplier to ensure proper form, fit, and performance.
  • Hydraulic tensioning technology
  • Installation instructions included.
  • No Tensioner or pulley Included
  • Professional Mechanics will change this tensioner in approx. 20 minutes to 1 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.
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Rein – Heater Hose (Part No.CHH0105R)

Heater Hose

from

$12.99
Rein Automotive OE quality heater 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.
See More

Gates – Molded 90 Degree Heater Hose (Part No.28467)

Molded 90 Degree Heater Hose

from

$15.99
Specially designed for difficult heater hose applications requiring sharp 90 degree bends in the hose. Eliminates the need for extensive inventory of OE type curved heater hose. Just 22 sizes handle thousands of applications.

Product Features:
  • It resists electrochemical degradation and water permeation
  • Use with heating pipe connectors and bulk heating hoses to create custom assemblies
  • Compatible for coolant, air and water applications
  • EPDM tube and cover, synthetic fiber reinforcement
  • SAE 20R3 EC Class D1, SAE 20R4 EC Class D1
  • temperature range Deg. F to +275 degrees F (-40 degrees C to +135 degrees C)
  • Warning: Do not use for fuel or oil transfer applications
See More

Helping You Find the Right Belts and Hoses for Your BMW 525iT

You love your 525iT. So we’ve made it easier than ever to help you find BMW 525iT Belts and Hoses in our online catalog. Our inventory holds 39 aftermarket and OEM Belts and Hoses for your BMW 525iT, ranging from $12.99 to $216.99.

We offer parts from 7 brands trusted to make quality Belts and Hoses for your BMW 525iT. Before you buy, take some time to read through customer reviews. We currently have 191 reviews of BMW 525iT Belts and Hoses from previous customers. Some of the top rated parts include Idler Pulley, Dayco with 4.5 stars and Curved Radiator Hoses: EPDM Rubber, Standard Duty, 14" Long, 1.56" Diameter with 4.0 stars.

Find your 525iT Belts and Hoses here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your BMW 525iT part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Belts and Hoses Brands for Your BMW 525iT

Our inventory holds Belts and Hoses for your BMW 525iT from 7 trusted brands. You’ll find OEM and aftermarket parts from brands like Dayco, Driveworks, and Litens, all of which can keep that BMW happy.

Top-Rated Dayco Belts and Hoses

Leading Dayco Belts and Hoses

We carry Dayco brand parts for your BMW 525iT across several catalog categories, including Pulleys and Belt Tensioners. Some of our most reviewed Dayco parts include:
Idler Pulley, Dayco
from $51.99
(23)
Idler Pulley, Dayco
Belt Tensioner Pulleys
Poly Rib Belt Serpentine Belt; 61.25 Long, 6 Rib Count
from $36.49
(10)
Poly Rib Belt Serpentine Belt; 61.25 Long, 6 Rib Count
Serpentine Belts

FAQs for BMW 525iT Belts and Hoses

What are the most purchased Belts and Hoses for the BMW 525iT?

Out of 39 Belts and Hoses for the BMW 525iT, the most popular in our inventory are:

What are the top-rated BMW 525iT Belts and Hoses?

Top-rated Belts and Hoses for your BMW 525iT based on customer reviews/ratings are:
Idler Pulley, Dayco
from $56.99
(2)
Idler Pulley, Dayco
“Just purchased looks and feels like a quality pulley.”
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 14" Long, 1.56" Diameter
from $18.29
(1)
Curved Radiator Hoses: EPDM Rubber, Standard Duty, 14" Long, 1.56" Diameter
“The hose is a really good fit for the application. The one downside is that you must trim off a good bit to make it work. But that’s easy enough. Just”
Flex Radiator Hoses; EPDM Rubber, 15.75 Inch Long, 1.5 Inch Inner Dia.
from $26.99
(1)
Flex Radiator Hoses; EPDM Rubber, 15.75 Inch Long, 1.5 Inch Inner Dia.
“it will work for now i wish it would fit better”