Genuine Cub Cadet MTD replacement belt part number IH-489399-R1 on white background

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Cub Cadet MTD Single-Length Drive Belt IH-489399-R1 | OEM Replacement Part

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Single-Length Drive Belt — IH-489399-R1
Cub Cadet MTD IH-489399-R1 — Single-Length Drive Belt
Also known as: Belt-SL, Single Length Belt, MTD Replacement Drive Belt
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Specifications
Attribute Detail
Part Number IH-489399-R1
Brand Cub Cadet / MTD
Part Type Single-Length Drive Belt (Belt-SL)
Fitment Select Cub Cadet and MTD Outdoor Power Equipment
OEM Status Genuine OEM Replacement Part
Condition New
The Cub Cadet MTD IH-489399-R1 is a genuine OEM single-length drive belt, also commonly referred to as a Belt-SL or replacement drive belt, designed for use on select Cub Cadet and MTD outdoor power equipment including lawn tractors and riding mowers. This belt transmits power from the engine to the drive system, ensuring consistent forward and reverse motion during operation. As a direct OEM replacement, part number IH-489399-R1 meets all original factory specifications for proper fit and reliable performance.
Key Features▼
Genuine OEM Cub Cadet Replacement Belt
Part number IH-489399-R1 is a genuine OEM Cub Cadet MTD replacement belt, manufactured to exact original factory tolerances. Using an authentic OEM belt ensures proper tension, correct length, and full compatibility with your machine's drive system.
Drive System Application for Lawn Tractors
The IH-489399-R1 Belt-SL is used in the drive system of select Cub Cadet and MTD lawn tractors and riding mowers, transferring engine power to the transmission or ground drive. Replacing a worn or cracked belt restores smooth, reliable ground movement.
IH-489399-R1 Cross-Reference and OEM Compatibility
This belt cross-references directly under the Cub Cadet and MTD parts catalogs as IH-489399-R1. It is the correct OEM part number for eligible models and should be referenced by this number when ordering to confirm the right fit for your specific machine.
Fitment for Select MTD and Cub Cadet Models
The IH-489399-R1 single-length belt is designed to fit select MTD and Cub Cadet outdoor power equipment models. Always verify your machine's model and serial number against the OEM parts diagram before ordering to ensure correct fitment.
Compatible Equipment▼

The Cub Cadet MTD IH-489399-R1 single-length drive belt is designed to fit select Cub Cadet and MTD outdoor power equipment models. Confirm your model number before ordering.

Part IH-489399-R1 is compatible with a range of Cub Cadet lawn tractors and MTD-built riding mowers where the Belt-SL specification applies. Always cross-reference IH-489399-R1 with your machine's OEM parts diagram or owner's manual to verify compatibility before installation.

  • Cub Cadet Lawn Tractors (select models requiring IH-489399-R1)
  • MTD Riding Mowers (select models requiring Belt-SL IH-489399-R1)
  • MTD-built outdoor power equipment with matching drive belt specification
  • Verify fitment using your model and serial number with the OEM parts catalog
Common Questions▼
Q: What equipment does the Cub Cadet MTD IH-489399-R1 belt fit?
A: The IH-489399-R1 Belt-SL is designed for select Cub Cadet and MTD lawn tractors and riding mowers. To confirm fitment, reference your machine's model and serial number against the OEM parts diagram or contact our support team.
Q: Is the IH-489399-R1 a genuine OEM Cub Cadet replacement belt?
A: Yes, the IH-489399-R1 is a genuine OEM Cub Cadet MTD replacement part, manufactured to original factory specifications. Using a genuine OEM belt ensures correct fit, proper tension, and reliable performance in your outdoor power equipment.
Q: What is a Belt-SL and how does the MTD IH-489399-R1 drive belt work?
A: A Belt-SL, or single-length belt, is a continuous loop drive belt used in the ground drive system of lawn tractors and riding mowers. The IH-489399-R1 connects the engine pulley to the transmission, transferring power to move the machine forward and in reverse.
Q: How do I know if my Cub Cadet lawn tractor needs a new IH-489399-R1 drive belt?
A: Common signs that the IH-489399-R1 belt needs replacement include the mower not moving forward or in reverse, slipping or squealing during operation, visible cracks or fraying on the belt surface, or the belt appearing stretched or glazed. Replace the belt promptly to avoid further drivetrain damage.
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