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Description
07200037 – Hex Belt BB-Wrapped – OEM Ariens / Gravely
The 07200037 BB-Wrapped Hex Belt is a genuine OEM Ariens / Gravely mower deck drive belt designed for dual-direction power transfer in compact zero-turn mower deck systems. Its hexagonal (double-V) wrapped construction allows the belt to run on both sides while maintaining strength, grip, and durability.
This belt is commonly used on 40", 44", 48", and 52" ZT mower decks equipped with Kohler engines.
Key Details
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Part Number: 07200037
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Part Name: Hex Belt, BB-Wrapped
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Brand: OEM Ariens / Gravely
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Belt Type: BB-section hex (double-V), wrapped
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Application: Mower deck drive belt
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Location: Deck / idler / blade drive system
Function & Application
The 07200037 hex belt transfers power through multiple pulleys and idlers, often requiring the belt to run on both sides. The wrapped BB hex profile provides:
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Strong grip on both V surfaces
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Smooth operation through idlers
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Reduced belt twist stress
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Extended belt life under continuous deck load
This design is ideal for compact zero-turn decks where routing flexibility is required.
Where Used (Common Applications)
Installed in ZT mower deck belt systems, including:
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515156 – 40" ZT Deck Kit (Deck Kit 1540)
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ZT 1640 – 16hp Kohler, 40" Deck
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ZT 1840 – 18hp Kohler, 40" Deck
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ZT 2044 – 20hp Kohler, 44" Deck
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ZT 2348 – 23hp Kohler, 48" Deck
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ZT 2552 – 25hp Kohler, 52" Deck
Used on units with serial number 025000 & up, covering multiple deck sizes and horsepower ranges.
⚠️ Always confirm fitment using your exact model and serial number before ordering.
Common Signs You Need a New Belt
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Deck blades stop or slip under load
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Belt squeal or vibration
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Cracks, glazing, or frayed edges
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Uneven or poor cut quality
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Excessive belt stretch or derailment
Why Choose OEM 07200037
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Correct OEM BB hex profile and length
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Designed for Ariens / Gravely deck routing
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Handles reverse and multi-idler operation
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Longer service life than aftermarket belts
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Maintains proper blade speed and deck performance
