4W8662 V-Belt Set for Caterpillar Equipment

4W8662 is a V-belt set used in Caterpillar equipment, including Caterpillar models 35, 45, 3116, and 3126. The part is listed for Caterpillar Challenger equipment and Caterpillar engine-machine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The component is classified as an engine belt set. Its application is associated with the belt drive system of the specified Caterpillar equipment. The available product data identifies the part by SKU 4W8662 and describes it as a V-belt set; no belt profile, belt count, belt length, material specification, or installation position is provided.

Fitment

• Caterpillar 35
• Caterpillar 45
• Caterpillar 3116
• Caterpillar 3126
• Caterpillar Challenger equipment
• Caterpillar engine-machine applications

Fitment should be checked against the equipment model and the identification number of the removed part before installation. The model information supplied for this product does not include machine serial-number ranges, engine arrangement numbers, production years, or configuration-specific restrictions.

Cross-reference numbers

• 4W-8662 — hyphenated part-number designation
• 4W8662 — product SKU and non-hyphenated part-number designation

The available data does not identify any additional Caterpillar, supplier, or manufacturer part numbers for this belt set. The two numbers shown above refer to the same product designation in different written formats.

Specifications

The supplied specifications do not state whether the listed size, width, depth, and weight refer to the belt set itself or its packaging. No information is provided for belt circumference, section dimensions, number of belts in the set, rubber compound, reinforcement material, pulley profile, tension specification, or additional installation components.