Bruntons Sigmadrive Coupler

Bruntons Sigmadrive Coupler

Bruntons SigmaDrive is a brand new 21st Century solution that is already an award winner and provides effective anti-noise and anti-vibration solutions of the highest order. SigmaDrives are designed to fit virtually all boats from yachts to workboats, canal narrow boats to military vessels; in fact pretty much any powered vessel with engines up to 1300hp. 


Thrust taken up on the engine from the propeller invariably changes the angle of the shaft line, particularly when the engine uses soft rubber mounts. Using a single SigmaDrive replacement coupling will ensure the shaft is correctly aligned at all times, especially under high load. The result, reductions in many cases of around 50% in noise and vibration. The SD standalone unit that resists the propeller thrust compensating for up to 3 degrees in all directions.

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Bruntons SigmaDrive Shaft Coupling SD100

Bruntons SigmaDrive Solid Propeller Shaft Coupling for 1.500-1.750" shaftsCouplings have been the sa..

$1,038.00

Bruntons SigmaDrive Shaft Coupling SD150

Bruntons SigmaDrive Solid Propeller Shaft Coupling for 1.750-2.000" shaftsCouplings have been the sa..

$1,848.00

Bruntons SigmaDrive Shaft Coupling SD225

Bruntons SigmaDrive Solid Propeller Shaft Coupling for 2.000-2.250" shaftsCouplings have been the sa..

$2,490.00

Bruntons SigmaDrive Shaft Coupling SD300

Bruntons SigmaDrive Solid Propeller Shaft Coupling for 2.000-2.500" shaftsCouplings have been the sa..

$3,222.00

Bruntons SigmaDrive Shaft Coupling SD55

Bruntons SigmaDrive Solid Propeller Shaft Coupling for 1.00-1.50" shaftsBruntons addresses these iss..

$690.00