Serpentine Belt K Profile 1275 mm EPDM Polyester - 5100503

Part#: AAA301100503

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
  • Ten-rib configuration delivering efficient power transfer across multiple driven accessories
  • Effective length of 1275 mm ensures precise fitment and correct belt tension at installation
  • OE performance grade with 50.70 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 Length1275 mm
Grade TypeOE Performance
Outside Circumference50.70 in.
Rib Angle40
Rib Quantity10
SAE StandardJ1459
Thickness0.17 in.
Top CoggedNo
Top Width35.10 in.
Belt TypeSerpentine Belt
Interchange
10K502
10K503
10PK1270
10PK1275
10PK1277
10PK1280
25100502
3520501C1
4100503
4100503X
503K10MK
5100503
K100502
K100502HD
OTR10K502
PP10K502
The Belt serpentine design features 10-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.
Easy Returns

Easy Returns

Hassle-free process

24/7 Online

24/7 Online

Shop anytime

Secure Checkout

Secure Checkout

SSL safe payment

Wide Range

Wide Range

Hundreds of parts

Fast Shipping

Fast Shipping

Same-day dispatch