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Transmissions V & Wedge Belts Lawn Mower Belts B Section Mower Belts
Quick Code: BB-12681

B81 TuffBelt Mower V Belt 17mm Top Width x 84inch Outside Length (5L840)

£17.11 Was £28.52 exc VAT (£20.53 inc VAT)
In Stock   Free Delivery over £100   Next Day Order by 4pm
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Product Specification
Inside Length (Approx)
2065mm
Outside Length (Approx)
2134mm
Outside Length (inch)
84inch
Part Number
B81K
Pitch Length (Approx)
2108mm
Reference
B81K (5L840)
Equivalent to:
6984, 5L840, XDV58/840
Brand
TuffBelt
Quick Order Code
BB-12681
Product Description
Please note that if the TuffBelt brand is not in stock an equivalent quality brand will be sent.

Replace your rubber A-section V belt and improve your lawn mowers performance with this Tuffbelt mower belt, a premium solution designed for heavy-duty ride-on mowers and agricultural equipment. This high-performance belt offers exceptional reliability and efficiency for various mowing applications.

Designed for convenience, this belt makes upgrading your existing setup straightforward. We have cross referenced the numbers for you so you will receive a belt with a part number beginning with 4L, ensuring correct sizing and compatibility with your current mower system.

TuffBelt TURF DRIVE belts are engineered for demanding outdoor power applications. Built with a dry-wrapped construction, Kevlar tensile cords, and high-performance rubber compounds, these belts deliver exceptional durability and reliability for lawn mowers and other light-duty machinery.

Ideal for drive systems using a clutch, TURF DRIVE belts are commonly used in:

  • Lawn mowers
  • Garden tractors
  • Snow blowers
  • Tillers
  • Other outdoor power equipment

    Designed for high flexibility and long service life, even when used with small pulley diameters.

    Construction Details:

    Tensile Cord

    A layer of specially treated high-tensile Kevlar cords is fully embedded within a reinforced fibre compound.

    This ensures:

  • Higher dynamic load capacity
  • Greater flexibility
  • Reduced elongation throughout the belts service life

    Rubber Base

    The fibre-loaded rubber compound provides:

  • Increased transmission force
  • Stable longitudinal performance

    Natural Rubber (NR) benefits:

  • Long fatigue life
  • High tensile strength
  • Effective temperature range from -20 deg C to +80 deg C
  • Strong vibration absorption

    Fabric Cover

    The tough wrapping fabric enhances belt durability and function:

  • Protects from external wear
  • Improves traction
  • Resists abrasion, dust, mineral oils, ozone, and UV light

    Key Features:

    • Constructed with premium Kevlar aramid fibres and cotton cover
    • High-strength design suitable for deck, blade, and drive belt applications
    • Energy-efficient performance with reduced maintenance
    • Provides fewer take-ups and length adjustments compared to standard rubber belts

    Technical Specifications:

    • Inside Length: Approximately 2057mm
    • Outside Length: Approximately 2122mm
    • Pitch Length: Approximately 2100mm
    • Part Number: B81K (5L840)
    • Brand: Medway

    Ideal Use Cases:

    • Ride-on lawn mowers
    • Agricultural equipment
    • Professional landscaping machinery
    • Replacement for standard rubber B section belts

    Designed for compatibility with existing mower setups, this belt allows for easy upgrading from standard rubber B section belts. Youll receive a belt with a part number beginning with 5L, ensuring precise sizing and optimal performance.

    Key Features
  • Kevlar tensile cord construction for superior strength, minimal stretch, and excellent shock load resistance.
  • High-grade rubber base formulated for enhanced flexibility, extended lifespan, and stability under varying loads.
  • Robust dry-wrapped fabric cover providing improved grip and outstanding resistance to abrasion, dust, mineral oils, ozone, and UV exposure.
  • Meets ISO 1813 antistatic requirements.
  • Oil and heat resistant for dependable performance in tough conditions.
  • Ideal for fractional horsepower drive applications.
  • Choose by MTD V belt part number