Arbor King Fuel Gauge with Grommet — Replacement for Bad Boy MZ, ZT & Maverick HD Mowers, OEM 067-4090-00, Easy Install

This genuine Bad Boy fuel gauge with grommet (part #067-4090-00) replaces the fuel-level sender on compatible MZ, ZT and Maverick HD lawn mowers.

Keeping an accurate view of your mower's fuel level helps you avoid unexpected stops and schedule refueling at convenient times. This replacement assembly includes the gauge and its rubber grommet, supplied as a single package for simple installation. Verify the part number in your owner's manual or parts diagram to confirm fit before ordering.

Will this fuel gauge fit my mower model?

This part is designed to fit specific Bad Boy models: MZ, MZ Magnum, ZT Avenger, ZT Elite and Maverick HD. Compatibility depends on the exact model year and configuration, so cross-check the OEM part number and your mower’s parts diagram.

• Part number: 067-4090-00 — match this first
• Fits listed models: MZ, MZ Magnum, ZT Avenger, ZT Elite, Maverick HD
• Confirm year and deck options from your manual for precise fitment

How do I install the fuel gauge and grommet?

Installation is straightforward for someone comfortable with small mower repairs: remove the old gauge and grommet, seat the new rubber grommet into the tank opening, then push the gauge into place and reconnect any electrical or sender connections. Always work with the engine off, on a level surface, and follow safety steps in the owner’s manual.

• Tools needed: basic hand tools (screwdrivers, pliers) as required by your model
• Installation time: typically under 30 minutes for an experienced DIYer
• Refer to model-specific diagrams to route wiring and secure mounting

What does the package include and what should I check on arrival?

The package contains one fuel gauge and one matching rubber grommet. Inspect both parts for shipping damage and confirm the part number printed on the component matches 067-4090-00 before starting installation.

• Package quantity: 1 fuel gauge assembly with grommet
• Check for cracks, tears in the grommet, or bent pins on electrical connections
• Keep original packaging until fit and function are verified

Can I test the gauge before full reassembly?

Yes — you can bench-test electrical continuity and install the gauge partially to verify operation before final reassembly. Use a multimeter for basic checks and follow safe handling procedures with fuel tank components.

• Test continuity on electrical terminals with a multimeter
• Install into tank opening and verify reading behavior while stationary
• If uncertain, consult a certified small-engine technician

Who is this for: This genuine Bad Boy fuel gauge and grommet assembly is intended for owners and technicians who maintain Bad Boy MZ, ZT or Maverick HD lawn mowers and need a direct-fit replacement to restore accurate fuel-level indication. It’s suited to DIYers with basic repair skills and professional service shops that prefer OEM-compatible components.