Wacker Neuson Clutch Kit - BPU3545, BPU4045, BPU5045 - Genuine OEM Kit

The Wacker Neuson Centrifugal Clutch is a genuine OEM component designed for the BPU 3545A, BPU 4045A, and BPU 5545A series reversible vibratory plate compactors, including US-market variants. Sourced directly from Wacker Neuson, this centrifugal clutch meets the exact engagement speed and torque transfer specifications required for these machines. It is also confirmed to fit the BPU 5045A, giving it broad coverage across the BPU gasoline-powered reversible plate family. When your existing clutch is slipping, failing to engage, or worn beyond service limits, part number is the correct OEM replacement to restore full compaction performance.

Key Features

• OEM Engagement Accuracy — Manufactured to Wacker Neuson's specified RPM engagement threshold, ensuring the plate drive engages and releases cleanly without slipping or chatter.
• Direct-Fit Replacement — Matches the original mounting interface and drum diameter of the BPU series engine output shaft, dropping in without modification to the drive train.
• Wide BPU Series Coverage — Fits BPU 3545A, BPU 4045A, BPU 5045A, and BPU 5545A reversible vibratory plate compactors, including all confirmed US-market variants.
• Protects the Drive Train — A correctly functioning centrifugal clutch absorbs startup torque spikes, shielding the exciter and drive components from shock loads during every engine start.
• Genuine Wacker Neuson Part — Supplied as an authentic OEM component, backed by Wacker Neuson's parts program for traceability and correct fitment confidence.

The centrifugal clutch connects the engine to the plate's exciter drive system. At idle, the clutch disengages so the engine can start and warm up without placing a load on the drivetrain. As engine RPM rises, centrifugal force causes the clutch shoes to expand outward and engage the drum, transferring power to the exciter unit and generating the vibratory compaction force the plate depends on. When the clutch wears or fails, the symptoms range from sluggish engagement and vibration loss to complete slippage under load — all of which compromise compaction output and can accelerate wear on downstream drivetrain components.

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.