Roadmax
Automotive V-Ribbed Belt (Standard)

Roadmax 4K476AP Serpentine Belt

Brand Roadmax 4K476AP
Position Alternator, Fan, Water Pump and Air Conditioning and Alternator and Water Pump
Material Epdm
Top Width .56
Top Width 14
Cord Material Polyester
Cross Section Designation K
Effective Length 1209
Effective Length 47.61
Outside Circumference 1224
Outside Circumference 48.17
Type Automotive v-ribbed belt (standard)
Grade Type Oe performance
Rib Quantity 4
Product line Automotive V-Ribbed Belt (Standard)
Fits Scion and Toyota · 14 vehicles

OE performance grade. A practical replacement belt for dependable everyday service.

EPDM construction. Resists heat and wear for consistent belt performance.

V-ribbed design. Provides reliable grip for accessory drive operation.

Cross-references Bando 4PK1205, Bando 4PK1210 and Continental 4K1210 for the same application. See all 19.

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Free returns within 60 days if it doesn't fit when fitment is verified.

Roadmax 4K476AP Serpentine Belt Overview

The Roadmax 4K476AP is an automotive V-ribbed belt built for OE performance in a standard-duty design. Made with EPDM and polyester cord reinforcement, it is a practical choice for drivers who want dependable accessory drive operation without stepping up to a premium belt line.

Compatible with select Toyota Yaris and Scion xA/xB applications, this serpentine belt supports the alternator, water pump, fan, and air conditioning drive systems where equipped. The Roadmax 4K476AP is sized for specific accessory drive layouts and is identified by a 4-rib, K cross-section profile.

Key Features

  • Part number: 4K476AP
  • Automotive V-ribbed belt, standard grade
  • EPDM construction for everyday accessory drive use
  • Polyester cord material for belt stability
  • 4-rib design with K cross-section designation
  • Effective length: 47.61 in. (1209 mm)
  • Outside circumference: 48.17 in. (1224 mm)
  • Top width: 0.56 in. (14 mm)
  • OE Performance grade type

Product Details

Roadmax positions the 4K476AP as a budget-conscious replacement belt that maintains quality while staying within a standard performance level. The EPDM belt compound is commonly used in modern accessory drive systems for consistent wear characteristics, and the polyester cord helps maintain belt shape under operating load. For shoppers searching for a Toyota Yaris serpentine belt or a Scion xB accessory drive belt, this part number is a direct match for the listed applications.

This part cross-references Gates K040476 for the same application.

What This Belt Helps Address

  • Squealing or slipping from a worn accessory drive belt
  • Cracking, glazing, or visible wear on the belt ribs
  • Loss of alternator, water pump, fan, or A/C belt drive function on listed vehicles
  • Incorrect belt length after a previous replacement
  • Routine maintenance on a Toyota Yaris or Scion xA/xB serpentine belt system

Installation Notes and Fitment

Fits 2017-2018 Toyota Yaris, Alternator and Water Pump.

Fits 2013-2016 Toyota Yaris, Alternator and Water Pump, W/A.C.

Fits 2016 Toyota Yaris R, Alternator and Water Pump, W/A.C.

Fits 2012 Toyota Yaris, Alternator and Water Pump, W/A.C.; Mar. 2012 & Newer.

Fits 2004-2006 Scion xA, Alternator, Fan, Water Pump and Air Conditioning.

Fits 2004-2006 Scion xB, Alternator, Fan, Water Pump and Air Conditioning.

Verify belt routing, rib count, and length against the existing belt or vehicle service information before installation. Confirm accessory drive alignment and inspect pulleys, tensioner condition, and related components during replacement.

Quality Assurance

This Roadmax Automotive V-Ribbed Belt (Standard) is built to OE performance expectations for the listed applications. It is designed as a practical replacement option for Toyota Yaris and Scion xA/xB accessory drive service.

This part fits 14 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersFuel TypePositionNotes
2018ToyotaYarisHatchback1.5LL4GASAlternator and Water PumpAutomotive V-Ribbed Belt (Standard)
2017ToyotaYarisHatchback1.5LL4GASAlternator and Water PumpAutomotive V-Ribbed Belt (Standard)
2016ToyotaYaris—1.5LL4GASAlternator and Water PumpW/A.C.; Automotive V-Ribbed Belt (Standard)
2016ToyotaYaris R—1.5LL4GASAlternator and Water PumpW/A.C.; Automotive V-Ribbed Belt (Standard)
2015ToyotaYaris—1.5LL4GASAlternator and Water PumpW/A.C.; Automotive V-Ribbed Belt (Standard)
2014ToyotaYaris—1.5LL4GASAlternator and Water PumpW/A.C.; Automotive V-Ribbed Belt (Standard)
2013ToyotaYaris—1.5LL4GASAlternator and Water PumpW/A.C.; Automotive V-Ribbed Belt (Standard)
2012ToyotaYaris—1.5LL4GASAlternator and Water PumpW/A.C.; Mar. 2012 & Newer; Automotive V-Ribbed Belt (Standard)
2006ScionxA—1.5LL4GASAlternator, Fan, Water Pump and Air ConditioningAutomotive V-Ribbed Belt (Standard)
2006ScionxB—1.5LL4GASAlternator, Fan, Water Pump and Air ConditioningAutomotive V-Ribbed Belt (Standard)
2005ScionxA—1.5LL4GASAlternator, Fan, Water Pump and Air ConditioningAutomotive V-Ribbed Belt (Standard)
2005ScionxB—1.5LL4GASAlternator, Fan, Water Pump and Air ConditioningAutomotive V-Ribbed Belt (Standard)
2004ScionxA—1.5LL4GASAlternator, Fan, Water Pump and Air ConditioningAutomotive V-Ribbed Belt (Standard)
2004ScionxB—1.5LL4GASAlternator, Fan, Water Pump and Air ConditioningAutomotive V-Ribbed Belt (Standard)
Directly replaces or cross-references 19 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Bando — 4PK1205Bando — 4PK1210Continental — 4K1210Continental — 4040477Dayco — 5040478Drive Rite — 5040478DRGates — K0404764K4764PVK121525-040476475K4477K4MK478K43701011EG01186750045090916025569091602705PK040476SMAMV4PK1215