1979642 Pulley As-Idler Fits Caterpillar Models

One New Aftermarket Replacement Idler Pulley Assembly for Caterpillar (Cat) Engines and Equipment

This accessory drive belt idler pulley assembly (Pulley As-Idler) fits a wide range of Caterpillar (Cat) diesel engines and machines. The 8-groove pulley guides and tensions the accessory drive belt, reduces belt vibration, and supports belt-driven components including the alternator and compressor assemblies. The assembly includes the idler pulley, bearing, and standard metric hardware.

Specifications

• Grooves: 8-groove
• Height: 91.4 mm (3.74 in.)
• Length: 91.4 mm (3.74 in.)
• Width: 66 mm
• Weight: approximately 2 lbs.

Compatible Models

Caterpillar Excavators: 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, M330D, W345C MH

Caterpillar Motor Graders: 14M, 16M

Caterpillar Articulated Trucks: 725, 730

Caterpillar Asphalt Pavers: AP-555E, AP-600D, AP-655D, BG500E, BG600D, BG655D

Caterpillar Wheel Skidders: 525C, 535C, 545C

Caterpillar Reclaimer/Mixer: RM-300

Caterpillar Site Prep Tractor: 586C

Caterpillar Soil Compactor: 815B

Caterpillar Truck/Industrial Engines: 3126, 3126B, 3126E, 3406E, C7, C9, C11, C12, C13, C15, C16

Caterpillar Generator Sets: C9

Caterpillar Petroleum Engines/Packages: C9, C11, C13, CX31-C9I, CX31-C13I, TH35-C11I, TH35-C13I, TH35-C13T, TH31-E61

Replaces Part Number(s):

1979642, 197-9642

Aftermarket Interchange Numbers

PAI 381245

New aftermarket replacement part - not remanufactured, not used.