Wacker Neuson 5000087988 Shaft to Flex Coupling Assembly

The Wacker Neuson Shaft to Flex Coupling Assembly is a genuine OEM component designed for the CRT36ASO and CRT36ASN 915mm/36-inch ride-on concrete trowels. Sourced directly through Wacker Neuson's authorized parts network, part is built to the same tolerances as the original hardware installed at the factory. This coupling assembly ensures proper power transfer between the drive shaft and the flexible coupling interface, keeping your ride-on trowel operating with the precision that finish concrete work demands.

Key Features

• Genuine OEM Coupling Integrity — Manufactured to exact Wacker Neuson specifications, ensuring correct torsional load handling and shaft alignment for this coupling application.
• Direct-Fit Replacement — Engineered to drop into the existing mounting interface of the CRT36ASO and CRT36ASN without modification to mounting points or shaft connections.
• Confirmed Fitment — Compatible with the CRT36ASO (overlapping) and CRT36ASN (non-overlapping) 36-inch ride-on concrete trowel models.
• Sustained Drive Performance — A functioning coupling assembly maintains smooth, consistent power delivery to the trowel rotor system; a worn or failed unit introduces vibration, shaft misalignment, and uneven finish quality.
• OEM Part Number Assurance — Ordering by Wacker Neuson part number 5000087988 confirms you receive the correct assembly for your specific CRT36 variant, avoiding costly fit errors on the job.

The shaft to flex coupling assembly connects the rigid drive shaft to the flexible coupling element within the CRT36 ride-on trowel's power transmission system. It absorbs minor angular misalignment and torsional shock between the engine or motor output and the rotor drive train, protecting both components from stress-related wear. When this coupling degrades or fails, operators typically notice increased vibration, audible driveline noise, or a loss of consistent rotor engagement — all of which directly compromise the quality of the finished concrete surface.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.