Harley-Davidson Powertrain Operations

The Harley‑Davidson Powertrain Operations (PTO) tour takes you into the engine manufacturing facility in Menomonee Falls to see Milwaukee‑Eight powertrains produced and tested. Tours focus on the production line, quality checks and the engineering that goes into each engine.

Public 'Walk the Line' tours run about 90 minutes Monday–Friday; there is also an 'Engines 101' classroom session often offered as a complement. Reservations are required—call the factory to book and confirm current availability.

You’ll follow a guided route through the PTO facility to observe engine machining, assembly steps, testing stations and inspection processes.

Look out for:

• The live production line showing machining and assembly of Milwaukee‑Eight engines.

• Engine testing rigs and quality‑control stations where units are inspected and validated.

• Informative narration from guides about manufacturing processes and safety protocols.

• The optional Engines 101 classroom session that explains engine components and function.

Best way to experience it:

Book in advance for a weekday morning slot, arrive early for security check‑in, wear closed‑toe shoes, and plan for a 60–90 minute visit combined with the classroom session if available.

• Tours are Monday–Friday and typically run between advertised hours; call to confirm and reserve.

• Bring photo ID for check‑in; security screenings are required.

• Closed‑toe shoes and no loose items are usually required on the factory floor.

• Group/private tours are available but need advance booking and may have capacity limits.