Dayco 5050635 Serpentine Belt - Main Drive

Brand Dayco 5050635
Position Main Drive
Color Black
Cross Section K-Section
Effective Length 63.58
Effective Length 1614.94
Material EPDM, Aramid Reinforced
Maximum Operating Temperature 100
Maximum Operating Temperature 212
Minimum Operating Temperature -45
Minimum Operating Temperature -42.7
Outside Circumference 64.24
Outside Circumference 1631.70
Rib Depth Standard
Rib Profile Straight Rib
Rib Quantity 5
Standards SAE J1459, SAE J2432
Top Width .68
Fits Saturn and Saab · 37 vehicles

Aramid reinforced. EPDM construction helps resist wear and heat.

Straight rib profile. Promotes smooth, efficient power transfer.

SAE standards. Built to meet recognized belt performance requirements.

Cross-references ACDelco 5K635, Bando 5PK1615 and CARQUEST K050635 for the same application. See all 14.

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Dayco 5050635 Serpentine Belt Overview

The Dayco 5050635 serpentine belt is a K-section accessory drive belt built for consistent power transfer in the main drive system. It uses EPDM rubber with aramid reinforcement for durability, stable tension retention, and reliable operation across a wide temperature range.

Compatible with select Saturn SC1, SL, SL1, and SW1 applications, as well as Saab 9000 models with an 80 amp alternator, this Dayco serpentine belt is a direct-fit replacement for the specified main drive setups.

Key Features

  • EPDM construction with aramid reinforcement for strength and wear resistance
  • 5-rib, K-section design for accessory drive applications
  • Black straight-rib profile for consistent belt tracking
  • Effective length: 63.58 in. (1614.94 mm)
  • Outside circumference: 64.24 in. (1631.70 mm)
  • Top width: 0.68 in.
  • Operating temperature range: -45°F to 212°F
  • Built to SAE J1459 and SAE J2432 standards

Detailed Description

Dayco 5050635 is a serpentine belt for the main drive accessory system, engineered with EPDM and aramid reinforcement to handle heat, flexing, and continuous belt loading. The 5-rib K-section profile supports stable engagement with accessory pulleys, while the straight-rib design helps maintain smooth operation in the drive path. This part number is also referenced as 5050635 for ordering and catalog lookup.

Fits 1993-2001 Saturn SC1, Main Drive, without power steering and with air conditioning. Fits 1993-2001 Saturn SL, Main Drive, without power steering and with air conditioning. Fits 1993-2001 Saturn SL1, Main Drive, without power steering and with air conditioning. Fits 1993-1999 Saturn SW1, Main Drive, without power steering and with air conditioning. Fits 1986-1988 Saab 9000, Main Drive, 80 Amp Alternator. This part cross-references Gates K050635 and ACDelco 5K635 for the same application.

Common Problems This Belt Can Address

  • Squealing or chirping from a worn accessory drive belt
  • Cracking, glazing, or fraying on the existing belt surface
  • Loss of proper accessory drive engagement
  • Reduced belt tracking caused by age or heat exposure
  • Fitment issues when replacing the original main drive belt on listed Saturn and Saab applications

Installation Notes and Tips

Verify pulley routing and confirm the vehicle configuration before installation. This belt is specified for Saturn SC1, SL, SL1, and SW1 models without power steering and with air conditioning, and for Saab 9000 applications with an 80 amp alternator. Check belt length and rib count against the original part before final installation.

Quality Assurance

Dayco manufactures this belt to SAE J1459 and SAE J2432 standards, with EPDM and aramid reinforcement selected for demanding accessory drive service. The part number 5050635 is built for the listed OE-style applications and fitment-specific replacement use.

This part fits 37 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2001SaturnSC1Main DriveWithout power steering and with air conditioning.
2001SaturnSLMain DriveWithout power steering and with air conditioning.
2001SaturnSL1Main DriveWithout power steering and with air conditioning.
2000SaturnSC1Main DriveWithout power steering and with air conditioning.
2000SaturnSLMain DriveWithout power steering and with air conditioning.
2000SaturnSL1Main DriveWithout power steering and with air conditioning.
1999SaturnSC1Main DriveWithout power steering and with air conditioning.
1999SaturnSLMain DriveWithout power steering and with air conditioning.
1999SaturnSL1Main DriveWithout power steering and with air conditioning.
1999SaturnSW1Main DriveWithout power steering and with air conditioning.
1998SaturnSC1Main DriveWithout power steering and with air conditioning.
1998SaturnSLMain DriveWithout power steering and with air conditioning.
1998SaturnSL1Main DriveWithout power steering and with air conditioning.
1998SaturnSW1Main DriveWithout power steering and with air conditioning.
1997SaturnSC1Main DriveWithout power steering and with air conditioning.
1997SaturnSLMain DriveWithout power steering and with air conditioning.
1997SaturnSL1Main DriveWithout power steering and with air conditioning.
1997SaturnSW1Main DriveWithout power steering and with air conditioning.
1996SaturnSC1Main DriveWithout power steering and with air conditioning.
1996SaturnSLMain DriveWithout power steering and with air conditioning.
1996SaturnSL1Main DriveWithout power steering and with air conditioning.
1996SaturnSW1Main DriveWithout power steering and with air conditioning.
1995SaturnSC1Main DriveWithout power steering and with air conditioning.
1995SaturnSLMain DriveWithout power steering and with air conditioning.
1995SaturnSL1Main DriveWithout power steering and with air conditioning.
1995SaturnSW1Main DriveWithout power steering and with air conditioning.
1994SaturnSC1Main DriveWithout power steering and with air conditioning.
1994SaturnSLMain DriveWithout power steering and with air conditioning.
1994SaturnSL1Main DriveWithout power steering and with air conditioning.
1994SaturnSW1Main DriveWithout power steering and with air conditioning.
1993SaturnSC1Main DriveWithout power steering and with air conditioning.
1993SaturnSLMain DriveWithout power steering and with air conditioning.
1993SaturnSL1Main DriveWithout power steering and with air conditioning.
1993SaturnSW1Main DriveWithout power steering and with air conditioning.
1988Saab9000Main Drive80 Amp Alternator
1987Saab9000Main Drive80 Amp Alternator
1986Saab9000Main Drive80 Amp Alternator
Directly replaces or cross-references 14 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 5K635Bando — 5PK1615CARQUEST — K050635Continental-ContiTech — PK050635Driveworks — 635K5Duralast — 635K5Freshstart — 635K5Gates — K050635Goodyear — 4050635NAPA — 25-050635Saab — 75.51.674Saab — 7579881Saturn — 21006892Saturn — 21008368