A-R504963-AI Belt, Fan Drive

One New Aftermarket Replacement Fan Drive Belt Fits John Deere (Fits JD) Equipment

This K-Poly (poly-ribbed/serpentine) fan drive belt keeps the engine cooling fan and accessory drive system running efficiently on a wide range of Fits John Deere (Fits JD) equipment powered by the 3029, 4039, 4045, and 6068 engine families. Designed as a direct replacement for OEM part number R504963, this belt matches original equipment dimensions and rib count for a drop-in fit.

Specifications

• Belt Type: K-Poly (Poly-V / V-Ribbed / Serpentine)
• Number of Ribs: 8
• Effective Length: 61.5 in. (approx. 1560 mm)
• Application: Engine Fan Drive

Compatible Models

Fits John Deere Combines: 1450, 1450CWS, 1450WTS, 1550CWS, 1550S, 1550WTS

Fits John Deere Excavators: 120, 200LC, 230LC, 230LCR, 230LCRD, 250GLC, 270LC

Fits John Deere Motor Graders: 670B, 670C, 670CH, 672B, 672CH

Fits John Deere Loaders: 330B, 335, 335C, 430B, 435, 435C, 437C, 744H

Fits John Deere Engines (industrial/OEM applications): 3029, 3029DF128, 3029TF128, 4039, 4039DF008, 4039TF008, 4045, 4045DF150, 4045DF158, 4045HF158, 4045HF279, 4045TF151, 4045TF158, 4045TF250, 4045TF258, 6068, 6068DF150, 6068HF150, 6068HF158, 6068HF250, 6068HF258, 6068TF150, 6068TF151, 6068TF158, 6068TF250, 6068TF258, 6105, 6125, 6135

Replaces Part Number(s):

R504963, A-R504963-AI, R123296, R123432, R123450, R135681, CQ42066, T178420

Aftermarket Interchange Numbers

DZ119063 (superseding Fits John Deere number)

New aftermarket replacement part - not remanufactured, not used.