V-Belt Idler Pulley 3/8" x 4-1/2" – Universal Lawn Mower & Equipment Pulley

The V-Belt Idler Pulley 3/8" x 4-1/2" is a high-quality replacement pulley engineered to maintain proper belt alignment and tension in lawn mowers, tractors, and other outdoor power equipment. Designed for reliable performance, this pulley reduces vibration, prevents belt slippage, and ensures smooth power transmission for both deck and drive systems.

Constructed from durable steel with a precision-sealed bearing, this pulley provides long-lasting operation even under high-load and high-speed conditions. It’s compatible with a wide range of commercial and residential mower models, making it an ideal replacement for worn or noisy pulleys.

Specifications & Details:

• Part Type: V-Belt Idler Pulley

• Belt Width: 3/8"

• Outer Diameter: 4-1/2"

• Bore Size: 3/8"

• Material: Heavy-duty steel with sealed ball bearing

• Application: Fits most common lawn tractors, zero-turn mowers, and outdoor power equipment

• Function: Maintains belt tension and alignment for smooth drive and deck operation

Features:

• Universal fit for 3/8" V-belts

• Precision-sealed bearing for quiet, maintenance-free operation

• Heavy-duty steel construction for durability and long service life

• Helps prevent belt wear, slippage, and noise

• Ideal for replacement or repair of mower deck and drive pulleys