The Honda Lawnmower Hex Bolt – 10×25 – 90105-VA3-J01 is a genuine OEM fastener engineered to secure rotary cutting blades and related assemblies on select Honda lawn mowers and small garden tractors. This high-strength hex bolt is designed to provide reliable fastening under rotational loads and vibration, helping ensure that blades and components stay securely mounted during operation.

Manufactured to Honda’s original equipment standards, the 90105-VA3-J01 bolt features precision-cut threads and hardened steel construction to resist stripping, snapping and corrosion over time. Its M10×25mm size and accurate fitment deliver dependable installation integrity compared with generic hardware alternatives.

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Key Features

• Genuine Honda OEM Fastener – Built to original Honda specifications for accurate fitment, safety and long service life.

• Hex Head Design – Standard hex shape allows secure installation and removal with common socket or wrench tools.

• Durable Steel Construction – Hardened steel resists wear and maintains secure clamping force under vibration.

• Size: M10×25 mm – Correct dimensions for blade mounting and related mower assemblies.

• Part Reference: 90105-VA3-J01 – Confirms correct OEM Honda fastener identification.

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Suitable Machines / Compatible Equipment

This genuine Honda 90105-VA3-J01 hex bolt is specified for use across a wide range of Honda walk-behind lawn mowers and related outdoor power equipment where this bolt size and thread specification are required. Typical compatible models include (but are not limited to):

• Honda HR1950, HR1950K1 Lawn Movers

• Honda HR2150, HR2150K1, HR2160 Lawnmowers

• Honda HRA215, HRA2150, HRA2160 Models

• Honda HRB425C / HRB425C1 Mowers

• Honda HRB475 / HRB475C / HRB475K-series Mowers

• Honda HRB535 / HRB536C / HRB536C1 Mowers

• Honda HRD535 and HRD536K-series Mowers

• Honda HRG536C-series, HRX426C, HRX476C1, HRX537C-series Lawn Mowers

• Other Honda models where an M10×25mm blade or deck bolt is used (see official parts diagram for exact fitment)

(Exact compatibility depends on the specific model, serial range and cutting deck configuration — always consult your machine’s parts diagram or owner’s manual before ordering to confirm fitment.)

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Typical Compatible Applications

This hex bolt is commonly used to:

• Secure blade carrier adapters and rotary mower blades

• Fasten deck and chassis components

• Support drive and spindle assemblies where a robust M10×25mm fastener is required

• Replace worn or lost blade mounting hardware in service situations

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Parts This Bolt Replaces / Supersedes

The 90105-VA3-J01 hex bolt is a direct OEM replacement for the factory blade mounting bolt position in compatible Honda mowers. In parts catalogues or service manuals, you may also see it referenced as:

• 90105-VA3-J01 (official Honda part number)

• 90105VA3J01 (continuous notation)

(Always cross-check with the official parts diagram to ensure correct part reference.)

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Fitment Tip

Bolts used to secure rotary blades and spinning assemblies must match the correct size, thread pitch and length specified by the manufacturer. Before ordering, check your mower’s model and serial number, and review the official Honda parts schematic to confirm that 90105-VA3-J01 matches the position you need to service. Correct choice ensures proper torque, safe blade retention and minimal risk of failed fasteners during operation.

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Product Details

• Product Type: Hex Bolt / Blade Fastener

• Part Reference: 90105-VA3-J01

• Size: M10×25 mm (Hex)

• Material: Hardened steel

• Function: Secures blades or mower deck components

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Why Choose This Hex Bolt

The Honda 90105-VA3-J01 Hex Bolt (10×25) is the dependable OEM choice when replacing worn, damaged or missing blade and deck fasteners on compatible Honda lawn mowers. Its genuine construction ensures accurate dimensions, secure clamping force and long-lasting durability compared with generic hardware alternatives — helping maintain cutting performance, safety and reliability in your outdoor equipment.