Wacker Neuson 5100034470 Throttle Rack

The Wacker Neuson Throttle Rack is a genuine OEM component designed for the CT36 and CT48 series walk-behind concrete power trowels. As a direct OEM replacement, this part is manufactured to the same specifications as the original, ensuring correct engagement and smooth throttle response right out of the box. Fitment covers a wide range of CT36 and CT48 models including the CT36-5A, CT36-6, CT36-8A, CT36-9, CT36-9-V, CT36-X, CT48-8A, CT48-9, CT48-11A, and CT48-13A-V. When you source genuine Wacker Neuson parts, you get the assurance that the will seat and function exactly as the original did.

Key Features

• Genuine OEM Rack Tolerancing — Machined to original rack-and-pinion geometry so throttle travel stays linear and consistent across the full engine speed range.
• Drop-In Replacement — Mounts directly into the throttle assembly using the original hardware and attachment points on CT36 and CT48 trowel models.
• Broad CT-Series Coverage — Fits CT36-5A, CT36-6, CT36-8A, CT36-8A-V, CT36-9, CT36-9-V, CT36-X, CT48-8A, CT48-9, CT48-11A, and CT48-13A-V walk-behind power trowels.
• Consistent Engine Speed Control — A correctly functioning throttle rack allows the operator to hold steady RPM during finishing passes, directly impacting surface quality on fresh concrete.
• Fuel System Safety — A worn or sticking throttle rack can cause uncontrolled engine speed changes; replacing it with a genuine OEM part restores safe, predictable throttle behavior.

The throttle rack is the mechanical link between the operator's throttle control lever and the engine's carburetor or fuel system. It translates hand movement into precise fuel delivery adjustments, allowing the operator to ramp engine speed up or down as finishing conditions change. When the rack wears, chips, or binds, throttle response becomes erratic — RPM may surge, hunt, or fail to hold steady — which directly compromises the quality of the concrete finish and can make the machine difficult to control safely.

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.