Title:
BELT, FAN COGGED (KU-1G66597012)
Description:
The Kubota KU-1G66597012 Fan Cogged Belt is a genuine OEM drive belt engineered to provide reliable power transmission between the engine crankshaft, cooling fan, and charging system components. Manufactured to Kubota’s exact specifications, this cogged V-belt is designed to deliver superior flexibility, improved grip, and efficient performance in demanding agricultural, industrial, and utility equipment applications. The belt is commonly described as BELT, FAN (28, COGGED) and replaces the earlier part number 1G665-97010.
As a result, it helps maintain proper engine cooling and alternator operation, reducing the risk of overheating and charging system issues. Furthermore, the cogged belt design allows for improved flexibility around smaller pulleys while enhancing heat dissipation and reducing belt stress during operation.
Constructed from high-quality heat-resistant and oil-resistant rubber compounds with reinforced tensile cords, the 1G665-97012 offers excellent resistance to stretching, cracking, abrasion, and wear. Consequently, it provides dependable performance and long service life, even under continuous operating loads and harsh working conditions.
Designed as a direct OEM replacement, this Kubota fan belt ensures precise fitment and proper pulley engagement. Therefore, it helps maintain correct cooling fan speed, efficient alternator output, and consistent engine performance throughout the service interval.
Routine inspection and replacement of worn belts are essential for maintaining engine reliability. Industry and owner experiences consistently highlight that correct OEM belt sizing and proper tension are critical for preventing slippage, premature wear, and cooling system issues.
Model Fitment:
Commonly fitted to selected Kubota equipment and engines, including:
Compact Tractors
- B6100
- B6100D
- B7100
- B7100D
Industrial Engines
Utility Equipment
- Selected Kubota generators
- Compatible compact diesel-powered machinery
Part Details:
- Part Number: KU-1G66597012 / 1G665-97012
- Part Type: Fan Belt (Cogged V-Belt)
- Brand: Kubota Genuine OEM
- Function: Drives the engine cooling fan and charging system
- Application: Kubota tractors, generators, and diesel engines
- Construction: Reinforced cogged V-belt
- Belt Size: 9.5 mm x 715 mm
- Purpose: Maintains cooling fan and alternator operation
- Installation Type: Direct-fit OEM replacement
- System Role: Engine cooling and accessory drive system
- Replaces: 1G665-97010
- Cross References: 1G665-97012, 1G66597012
