3/4" High-Speed Clutch Upgrade – 3.0" OD – Fits Multiquip J36, Wacker CT36, Allen 430/436/446, Bartell B436, Husqvarna CT48, Marshalltown

Boost your finishing productivity with this 3/4" bore, 3.0" OD high-speed clutch upgrade. Compared to the standard 3.75" clutch, this smaller-diameter design transfers higher RPMs to the trowel blades, resulting in faster blade speed and quicker response.

✅ Performance Benefits:

• Higher blade RPM for faster finishing

• Increased responsiveness on the slab

• Drop-in fit replacement for standard 3/4" clutch applications

✅ Compatible Models:

• Multiquip: J36, J3036H55

• Wacker Neuson: CT36, CT36ADT

• Allen: Series 430, 436, 442, 446, 446S, 446SD, Pro424E, Pro424E-B

• Bartell: B436, BC436

• Husqvarna: CT48

• Marshalltown: M4611(RP), M469(RP), M365E(RP), M365(RP), M369(RP)

⚠️ Important: Verify your engine’s crankshaft size. This clutch fits 3/4" crankshafts only. If your model uses a 1" crankshaft, please see our 1" clutch listing.