The Prop Shop - Globe Marine Drivesaver 404A - 4'' flexible coupling for BW and Hurth marine transmissions
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Drivesaver 4"- Borg Warner, Hurth Flexible Shaft Coupling (404A)

Drivesaver 4"- Borg Warner, Hurth Flexible Shaft Coupling (404A)
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MSRP: $402.74
Your Savings: $99.75 (24.77%)
SKU: 404A

Globe Drivesaver 404A flexible shaft coupler for Borg Warner and Hurth transmissions

Reduces vibration and provides a flexible non-metallic barrier between your transmission and propeller shaft.  It absorbs extreme shock and torque caused by impact with logs, rocks and line.  Drivesaver with stands oil, sludge, saltwater and temperatures of -65F to +225F.  All metal components and hardware are plated for corrosion resistance and long life.


Bolts Bolt
Thickness Diameter Torque Rating
4" 4 x 3/8" 3-1/4" 2-1/2" 1" 5" 550
  • Model # 404A
  • MFG part # 01-12-0050
  • Fits Borg Warner, Newage and Hurth transmissions
  • Made in the USA
  • Cross reference: Polyflex P434

Use this formula to determine torque rating:

Engine Horsepower x 5252 x Reduction Ratio
                             Engine R.P.M.