954-05129 – Upper Deck Drive Belt (PTO to Deck)

Genuine OEM Belt – Suits Cub Cadet Pro Z 972 Series with 72" Deck

The 954-05129 deck belt is a genuine OEM replacement belt designed to transfer power from the PTO clutch to the cutter deck on Cub Cadet Pro Z 972 commercial zero-turn mowers. Built to handle the demands of high-capacity mowing, this belt delivers reliable performance and long service life in commercial environments.

✅ Fits the Following Cub Cadet Models with 72-Inch Decks:

• Pro Z 972 S

• Pro Z 972 SD

• Pro Z 972 SDL

This belt is used in the upper deck drive system and connects the PTO clutch to the 72” cutter deck. It is not a blade belt, but a critical component for engaging the deck’s cutting system.

🔧 Replaces OEM Part Numbers:

• 954-05129

• 754-05129

📏 Belt Specifications:

• Length: Approx. 113.34 inches

• Width: 17 mm (0.669 inches)

• Type: B-section V-belt

• Application: PTO-to-deck drive belt for 72-inch cutting decks on commercial zero-turn mowers

• Construction: Heavy-duty rubber compound reinforced with high-tensile fiber cords for strength and durability

🛠 Installation Tips:

• Disconnect spark plug and remove ignition key before starting any maintenance

• Ensure pulleys are clean and free of wear or damage before installing the new belt

• Follow the machine’s belt routing diagram for proper fitment

• Check belt tension after installation to ensure proper operation

• Always inspect idler pulleys and tensioning systems when replacing belts

📦 Often Purchased With:

• Lower blade drive belt (for full deck drive system)

• Spindle assemblies for 72" decks

• 72" high-lift or mulching blade sets

• Idler pulleys and deck tension springs

• PTO clutches or electric clutch assemblies

⭐ Why Choose the 954-05129 Belt?

• Genuine OEM belt for perfect fit and function

• Designed for tough commercial mowing conditions

• Reliable power transfer between PTO and cutter deck

• Engineered to last with minimal maintenance

• Compatible with Cub Cadet’s largest Pro Z commercial deck systems

Tags: 954-05129, 754-05129, Cub Cadet Pro Z 972 belt, 72 inch deck belt, PTO to deck drive belt, commercial mower belt, Cub Cadet zero-turn parts, upper deck belt, V-belt for Pro Z mower