BMW 525iT Belts and Hoses

Essential BMW 525iT Belts and Hoses

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
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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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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:
  • The special belt construction eliminates belt noise, reduces tension loss, and solves problems in drive applications.
  • EPDM rubber constructions resist cracking on the surface of the ribs
  • Meets or exceeds all specifications from the Original Equipment Manufacturer
  • It is recommended to replace the tensioner (if equipped)
  • 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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Dayco – Poly Rib Belt Serpentine Belt; 35.5 Long, 5 Rib Count (Part No.5050355)

Poly Rib Belt Serpentine Belt; 35.5 Long, 5 Rib Count

from

$33.99
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
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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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INA US – Engine Timing Idler (Part No.FP04181)

Engine Timing Idler

from

$63.99
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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INA US – ACC DRV BELT TNS ASY (Part No.ED0003)

ACC DRV BELT TNS ASY

from

$75.99
ACC DRV BELT TNS ASY

Rein – Radiator Hose (Part No.CHR0047R)

Radiator Hose

from

$19.99
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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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, 19.75" Long, 1.50" Diameter (Part No.E70344)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 19.75" Long, 1.50" Diameter

from

$20.99
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
See More

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
See More

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

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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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 – 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.
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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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”* 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). Caution: A low quality hydraulic actuator may leak causing damage to the belt drive system. For best results always use an OE quality actuator. 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.
  • 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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Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999067A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$83.99
This Litens hydraulic actuator is manufactured by the Original Equipment (O.E.) supplier of this popular BMW tensioner component. 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). Note: Both the original part removed and this replacement hydraulic actuator are made in Germany. Caution: A low quality hydraulic actuator may leak causing damage to the belt drive system. For best results always use an OE quality actuator. 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.
  • 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.
See More

INA US – ACC DRV BELT TNSIONR (Part No.ED0001)

ACC DRV BELT TNSIONR

from

$66.99
ACC DRV BELT TNSIONR

INA US – Engine Timing Belt Tensioner (Part No.FT30097)

Engine Timing Belt Tensioner

from

$216.99
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

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:
  • Resists electrochemical degradation and water permeation
  • Use with heater hose connectors and bulk heater hose 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: -40 Deg. F to +275 Deg. F (-40 Deg. C to +135 Deg. C)
  • Caution: Do not use for fuel or oil transfer applications
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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.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 heater hose connectors and bulk heater hose 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: -40 Deg. F to +275 Deg. F (-40 Deg. C to +135 Deg. C)
  • Caution: 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 Serpentine and V Belts and Belt Tensioners. Some of our most reviewed Dayco parts include:
Idler Pulley, Dayco
from $51.99
(23)
Idler Pulley, Dayco
Drive Belt Idler Assemblies
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”