2004 Cadillac CTS Pulleys

Keep Your 2004 Cadillac CTS in Top Shape with Quality Pulleys

Whether you’re repairing or upgrading your Pulley, using high-quality parts is key to keeping your 2004 Cadillac CTS looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Idler Pulleys and Belt Tensioner Pulleys. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Pulleys from Trusted Brands

Looking for a reliable Pulley? We’ve got you covered with options from brands you know and trust like Litens and Dayco. For example, Litens Pulleys start at just $19.99 with an average 4.7 star rating. Dayco offer similar pricing and quality, backed by strong customer feedback. With over 368 reviews and a solid 5 star average, you can shop with confidence knowing other Cadillac CTS owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2004 Cadillac CTS Pulley at Advance Auto Parts is around $29.42, with a range that starts at $12.79 and goes up to $62.99. With 12 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Idler Pulley: Direct Fit, Steel, 76mm Diameter, w/ Hardware, DriveAlign Belt Drive Idler/Tensioner Pulley, and Tensioner Pulley: Direct Fit, Steel, 70mm Diameter start at just $21.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Pulley, don’t forget to check out other key components like Belt Tensioners and Serpentine and V Belts. At Advance Auto Parts, we’re here to help you keep your 2004 Cadillac CTS in peak condition, inside and out.

Essential 2004 Cadillac CTS Pulleys

Litens – Tensioner Pulley: Direct Fit, Steel, 70mm Diameter (Part No.900159A)

Tensioner Pulley: Direct Fit, Steel, 70mm Diameter

from

$21.49
This pulley is manufactured by Litens Automotive 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 steel 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 Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included.
See More

Gates – DriveAlign Belt Drive Idler/Tensioner Pulley (Part No.38009)

DriveAlign Belt Drive Idler/Tensioner Pulley

from

$25.99
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 high 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 under hood temperatures
  • High-end bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
See More

Gates – DriveAlign Belt Drive Idler/Tensioner Pulley (Part No.38008)

DriveAlign Belt Drive Idler/Tensioner Pulley

from

$27.99
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
See More

Dorman – Idler Pulley (Pulley only) (Part No.419-603)

Idler Pulley (Pulley only)

from

$12.79
This accessory drive belt tensioner pulley is designed to match the fit and function of the original pulley on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this accessory drive belt tensioner pulley is designed to match the fit and function of the original pulley on specified applications
  • Restores functionality – reliable replacement for an original pulley that has failed due to vibration or corrosion
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Litens – Idler Pulley: Direct Fit, Steel, 76mm Diameter, w/ Hardware (Part No.900722A)

Idler Pulley: Direct Fit, Steel, 76mm Diameter, w/ Hardware

from

$62.99
Litens Automotive is the original equipment (O.E.) supplier of this pulley assembly for General Motors high end vehicle applications. The Litens replacement part 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). This part is manufactured in Canada by Litens to the same exacting specifications as the O.E. part. Heavy duty steel construction for long trouble-free performance. This is a complete pulley ASSEMBLY including the pulley and proper mounting bolt. Designed specifically for Cadillac, Corvette, and Camaro. 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.
  • Heavy Duty Steel Pulley. Note: Assemblies save time and ensure “like new” performance
  • Precision steel stamping with close tolerance ball bearing pocket.
  • Electro-deposited coating (e-coat) for superior corrosion resistance.
  • Running surface designed and engineered for proper belt tracking.
See More

Dayco – Idler Pulley, Dayco (Part No.89009)

Idler Pulley, Dayco

from

$24.99
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
See More

Litens – Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware (Part No.900248A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware

from

$55.99
This pulley is manufactured by Litens Automotive 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 steel construction for long life and trouble-free performance. Applications include Cadillac. This assembly includes: pulley, bolt, front dust shield, and rear spacer. 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.
See More

Litens – Idler/Tensioner Pulley: Direct Fit, Steel, 65mm Diameter (Part No.900259A)

Idler/Tensioner Pulley: Direct Fit, Steel, 65mm Diameter

from

$19.99
This pulley is manufactured by Litens Automotive 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 steel construction for long life and trouble-free performance. Applications include G.M.. Includes a new washer/dust shield. 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 Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance.
  • Installation instructions included.
See More

Dayco – Serpentine Idler/Tensioner Pulley; Steel, 70mm Dia., 34.56mm Width, Smooth (Part No.89554)

Serpentine Idler/Tensioner Pulley; Steel, 70mm Dia., 34.56mm Width, Smooth

from

$85.99
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
See More

Litens – Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 70mm Diameter (Part No.900031A)

Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 70mm Diameter

from

$31.49
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.
See More

Litens – Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 76mm Diameter (Part No.900027A)

Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 76mm Diameter

from

$24.99
This pulley is manufactured by Litens Automotive 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
  • OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
See More

Dayco – Idler Pulley, Dayco (Part No.89052)

Idler Pulley, Dayco

from

$21.99
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
See More

Dayco – Idler Pulley, Dayco (Part No.89135)

Idler Pulley, Dayco

from

$32.49
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
See More

Dayco – Serpentine Idler/Tensioner Pulley; Steel, 90mm Dia., 34.6mm Width, Smooth (Part No.89553)

Serpentine Idler/Tensioner Pulley; Steel, 90mm Dia., 34.6mm Width, Smooth

from

$84.99
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
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 62.94 mm Diameter (Part No.419-638)

Idler/Tensioner Pulley: Specific Fit, Steel, 62.94 mm Diameter

from

$22.29
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
See More

Most Popular Idler Pulleys for 2004 Cadillac CTSs

Enhance your 2004 Cadillac CTS with one of the 8 Idler Pulleys we have in stock, starting at just $19.99.

Litens – Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 70mm Diameter (Part No.900031A)

Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 70mm Diameter

from

$31.49
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.
See More

Litens – Idler/Tensioner Pulley: Direct Fit, Steel, 65mm Diameter (Part No.900259A)

Idler/Tensioner Pulley: Direct Fit, Steel, 65mm Diameter

from

$19.99
This pulley is manufactured by Litens Automotive 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 steel construction for long life and trouble-free performance. Applications include G.M.. Includes a new washer/dust shield. 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 Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance.
  • Installation instructions included.
See More

Dayco – Idler Pulley, Dayco (Part No.89009)

Idler Pulley, Dayco

from

$24.99
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
See More

Litens – Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 76mm Diameter (Part No.900027A)

Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 76mm Diameter

from

$24.99
This pulley is manufactured by Litens Automotive 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
  • OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
See More

Dayco – Idler Pulley, Dayco (Part No.89052)

Idler Pulley, Dayco

from

$21.99
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
See More

Litens – Idler Pulley: Direct Fit, Steel, 76mm Diameter, w/ Hardware (Part No.900722A)

Idler Pulley: Direct Fit, Steel, 76mm Diameter, w/ Hardware

from

$62.99
Litens Automotive is the original equipment (O.E.) supplier of this pulley assembly for General Motors high end vehicle applications. The Litens replacement part 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). This part is manufactured in Canada by Litens to the same exacting specifications as the O.E. part. Heavy duty steel construction for long trouble-free performance. This is a complete pulley ASSEMBLY including the pulley and proper mounting bolt. Designed specifically for Cadillac, Corvette, and Camaro. 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.
  • Heavy Duty Steel Pulley. Note: Assemblies save time and ensure “like new” performance
  • Precision steel stamping with close tolerance ball bearing pocket.
  • Electro-deposited coating (e-coat) for superior corrosion resistance.
  • Running surface designed and engineered for proper belt tracking.
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 62.94 mm Diameter (Part No.419-638)

Idler/Tensioner Pulley: Specific Fit, Steel, 62.94 mm Diameter

from

$22.29
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
See More

Litens – Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware (Part No.900248A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware

from

$55.99
This pulley is manufactured by Litens Automotive 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 steel construction for long life and trouble-free performance. Applications include Cadillac. This assembly includes: pulley, bolt, front dust shield, and rear spacer. 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.
See More

Best-Selling 2004 Cadillac CTS Belt Tensioner Pulleys

Upgrade your CTS with one of our 4 best-selling Belt Tensioner Pulleys.

Gates – DriveAlign Belt Drive Idler/Tensioner Pulley (Part No.38008)

DriveAlign Belt Drive Idler/Tensioner Pulley

from

$27.99
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
See More

Litens – Tensioner Pulley: Direct Fit, Steel, 70mm Diameter (Part No.900159A)

Tensioner Pulley: Direct Fit, Steel, 70mm Diameter

from

$21.49
This pulley is manufactured by Litens Automotive 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 steel 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 Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included.
See More

Gates – DriveAlign Belt Drive Idler/Tensioner Pulley (Part No.38009)

DriveAlign Belt Drive Idler/Tensioner Pulley

from

$25.99
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 high 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 under hood temperatures
  • High-end bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
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Dorman – Idler Pulley (Pulley only) (Part No.419-603)

Idler Pulley (Pulley only)

from

$12.79
This accessory drive belt tensioner pulley is designed to match the fit and function of the original pulley on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this accessory drive belt tensioner pulley is designed to match the fit and function of the original pulley on specified applications
  • Restores functionality – reliable replacement for an original pulley that has failed due to vibration or corrosion
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Top-Rated Pulley Brands For Your 2004 Cadillac CTS

When it comes to finding the perfect Pulley for your 2004 Cadillac CTS, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Pulley brands including Litens and Dayco, and more, all known for their exceptional customer ratings (average brand rating of 4.7 stars) and competitive prices, as low as $19.99. Purchasing a Pulley from us here at Advance Auto Parts is a smart move for both you and your 2004 Cadillac CTS, providing peace of mind with parts that meet or exceed OEM standards.

Popular Litens 2004 Cadillac CTS Pulleys

If you’re looking for a top-quality Pulley for your 2004 Cadillac CTS, Advance Auto Parts has exactly what you need with our selection of Litens Pulleys. We have 3 Litens Pulleys in stock for this fitment, all known for their durability and precision fit. With prices starting at just $19.99 and an average cost of $25.49, you’ll find the perfect Pulley for your needs and budget. Litens Pulleys for the 2004 Cadillac CTS come highly rated, with over 55 customer reviews and an impressive average rating of 4.7 stars. Choosing a Litens Pulley from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Idler/Tensioner Pulley: Direct Fit, Steel, 65mm Diameter
from $19.99
(1)
Idler/Tensioner Pulley: Direct Fit, Steel, 65mm Diameter
“This was exactly what I needed, exact fit, and very smooth!!!”
Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 70mm Diameter
from $31.49
(5)
Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 70mm Diameter
“Works perfectly! The old one was squeaking and it was time to be replaced.”

Top-Quality Dayco 2004 Cadillac CTS Pulleys

For those in search of a high-quality Pulley for their 2004 Cadillac CTS, Advance Auto Parts offers a great selection of Dayco Pulleys. With 2 Dayco Pulleys in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Pulleys start at just $21.99, with an average price of $23.49, giving you a range of options to suit your budget. Backed by over 313 customer ratings and an average rating of 4.5 stars, Dayco Pulleys provide both reliability and excellent performance. Choosing a Dayco Pulley from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Idler Pulley, Dayco
from $21.99
(62)
Idler Pulley, Dayco
“Fit perfect”
Idler Pulley, Dayco
from $24.99
(251)
Idler Pulley, Dayco
“Good part”

FAQs for 2004 Cadillac CTS Pulleys

What are the best-selling Pulleys for 2004 Cadillac CTSs?

Out of 12 Pulleys that fit 2004 Cadillac CTSs, the following parts are the top sellers:

What’s the price range for 2004 Cadillac CTS Pulleys?

The prices of Pulleys for the 2004 Cadillac CTS range from $12.79 up to $62.99 for the most premium parts.

What is the average price of a Pulley for a 2004 Cadillac CTS?

The average price for Pulleys for the 2004 Cadillac CTS is $29.42. Keep in mind the variety of part types within our Pulley category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Pulleys for other Cadillac CTS model years?

Yes, we carry Pulleys for 11 model years of Cadillac CTSs between 2003 and 2015. The following model years are the most popular for Pulley purchases: 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, and 2007.

What are the cheapest Pulleys for my 2004 Cadillac CTS?

The cheapest 2004 Cadillac CTS Pulleys we carry are:

Does Advance Auto Parts sell Pulleys for any other 2004 Cadillac models?

Yes. We stock Pulleys for 5 other popular 2004 Cadillac models. Some of the most popular are 2004 Escalade Pulleys, 2004 Escalade ESV Pulleys, 2004 Escalade EXT Pulleys, 2004 DeVille Pulleys, and 2004 Seville Pulleys.

What are the top-rated Pulleys that fit the 2004 Cadillac CTS?

The one 2004 Cadillac CTS Pulley we have in stock is the Idler Pulley (Pulley only). It costs $12.79.

What types of Pulleys do you sell for my 2004 Cadillac CTS?

As of 11/2/25, these are some of the most in-demand types of Pulleys for a 2004 Cadillac CTS:

Can I get help with 2004 Cadillac CTS Pulley orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Cadillac Pulleys and more.

What is your return policy for Cadillac CTS Pulleys?

Advance Auto Parts keeps returns simple. For new Cadillac CTS Pulleys and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.