Serpentine Belt K Profile 85.20 in. EPDM Polyester - 1120852

Part#: AAA301120852

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 85.20 in. ensures precise fitment and correct belt tension at installation
  • OE performance grade with 85.70 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 Length85.20 in.
Grade TypeOE Performance
Outside Circumference85.70 in.
Rib Angle40
Rib Quantity12
SAE StandardJ1459
Thickness0.17 in.
Top CoggedNo
Top Width42.20 in.
Belt TypeSerpentine Belt
Interchange
12K852
12PK2160
12PK2164
12PK2165
12PK2170
25120852
4019203C1
4120851F
4120851FX
5120852
K120852
K120852HD
OTR12K852
PP12K852
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.
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