Serpentine Belt K Profile 1212 mm EPDM Polyester - 1120477

Part#: AAA301120477

Features and Benefits

  • Serpentine belt type for multi-accessory drive applications on commercial engines
  • EPDM belt material with polyester cord for superior heat resistance and tensile strength
  • SAE J1459 compliant with 40-degree rib angle and cross section K for verified performance
  • Twelve-rib configuration delivering efficient power transfer across multiple driven accessories
  • Effective length of 1212 mm ensures precise fitment and correct belt tension at installation
  • OE performance grade with 50.60 in. outside circumference for direct original-equipment fitment

Warranty

Warranty Up to 3 years warranty

Please contact customer service to know more details

Belt MaterialEPDM
ColorBlack
Cord MaterialPolyester
Cross Section DesignationK
Effective Length1212 mm
Grade TypeOE Performance
Outside Circumference50.60 in.
Rib Angle40
Rib Quantity12
SAE StandardJ1459
Thickness0.17 in.
Top CoggedNo
Top Width42.20 in.
Belt TypeSerpentine Belt
Interchange
12K476
12PK1210
12PK1212
4120477
5120477
D841003121212
K120476
K120476HD
OTR12K477
PP12K477
The Belt serpentine design features 12-rib EPDM construction with a polyester cord, engineered to OE performance standards for reliable power transmission on commercial vehicles. Meeting SAE J1459 specifications, the unit delivers consistent drive output and dependable operation across a wide range of engine configurations.
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