Yamaha propellers · Virginia Beach

Yamaha Saltwater Series II HP propeller: sizes, part numbers and fit.

Saltwater Series II HP is built to add top speed on lighter center consoles and bay and flats boats, and Yamaha designed it for V6 outboards from the F200 to the F300. Its eight three-blade stainless sizes run 18 to 21 pitch at diameters of 15 and 15 1/4 inches, on the SDS hub.

Listed by Yamaha as Saltwater Series II™ HP

Material
stainless steel
Blades
three
Hub
SDS (Shift Dampener System)
Rotation
Right-hand and Left-hand
Diameter
15 to 15 1/4 in
Pitch
18 to 21
Yamaha

Sizes

8 sizes
as Yamaha lists them.

4 pitches from 18 to 21, in even one-inch steps. Diameter shrinks as pitch rises: 15 1/4 inches at 18 pitch, 15 at 21. Left-hand sizes: 18, 19 and 20 pitch. Right-hand: 18, 19, 20 and 21.

Part numbers, specs and features: Yamaha, read from yamahaoutboards.com/propellers/large-boats and yamahaoutboards.com/propellers/bass-bay-flats-boats on 2026-10-05. Yamaha updates its listings; we confirm the part number when we quote.

Yamaha Saltwater Series II HP stainless steel propeller
Product images: Yamaha Motor Corporation.
Yamaha Saltwater Series II HP propeller sizes and Yamaha part numbers
Diameter (in)PitchRotationHubPart number
15 1/418RHSDS*6KA-45970-00
15 1/418LHSDS*6KB-45970-00
15 1/419RHSDS*6KA-45972-00
15 1/419LHSDS*6KB-45972-00
1520RHSDS*6KA-45974-00
1520LHSDS*6KB-45974-00
1521RHSDS*6KA-45976-00
1521LFSDS*6KB-45976-00
  • RH is right-hand rotation, LH left-hand. Rows are printed exactly as on Yamaha's table.
  • SDS is Yamaha's Shift Dampener System hub. The asterisk is Yamaha's own mark.
  • Yamaha's table prints rotation as LF on one row; shown as printed.

What it's for

The Saltwater Series II HP
as Yamaha describes it.

  • Raises top speed on lighter center consoles and bay/flats boats.
  • Designed for V6 F200 to F300.

Engines Yamaha names for it

Designed for V6 F200 to F300.

Compared

The Saltwater Series II HP against
its closest prop lines.

vs Saltwater Series II

  • Diameter: 15 to 15 1/4 in, against 14 3/4 to 15 3/4 in.
  • Pitch: 18 to 21, against 13 to 23.
  • Sizes listed: 8, against 19.

Same on both: stainless steel, three blades, right- and left-hand, SDS hub.

Only on the Saltwater Series II HP: Raises top speed on lighter center consoles and bay/flats boats.

vs Saltwater Series XL

  • Diameter: 15 to 15 1/4 in, against 15 1/4 to 16 1/4 in.
  • Pitch: 18 to 21, against 15 to 23.
  • Sizes listed: 8, against 10.

Same on both: stainless steel, three blades, right- and left-hand, SDS hub.

Only on the Saltwater Series II HP: Raises top speed on lighter center consoles and bay/flats boats.

vs Performance XT

  • Diameter: 15 to 15 1/4 in, against 14 1/2 to 14 5/8 in.
  • Pitch: 18 to 21, against 17 to 27.
  • Sizes listed: 8, against 7.
  • Rotation: right- and left-hand, against right-hand only.
  • Hub: SDS, against pressed-in.

Same on both: stainless steel, three blades.

Only on the Saltwater Series II HP: Raises top speed on lighter center consoles and bay/flats boats.

Common questions

Yamaha Saltwater Series II HP
questions, answered.

Diameter: 15 to 15 1/4 in, against 14 3/4 to 15 3/4 in on the Saltwater Series II. Pitch: 18 to 21, against 13 to 23 on the Saltwater Series II. Sizes listed: 8, against 19 on the Saltwater Series II. Both: stainless steel, three blades, right- and left-hand and SDS hub. Only on the Saltwater Series II HP: Raises top speed on lighter center consoles and bay/flats boats.

Yamaha's table lists 8 sizes across 4 pitches (18, 19, 20 and 21). Diameter shrinks as pitch rises: 15 1/4 inches at 18 pitch, 15 at 21. Left-hand sizes: 18, 19 and 20 pitch. Right-hand: 18, 19, 20 and 21.

Yamaha lists left-hand (LH) Yamaha Saltwater Series II HP sizes at 18, 19 and 20 pitch, alongside its right-hand sizes.

Designed for V6 F200 to F300. On this site that points to the Yamaha F300, Yamaha F250 and Yamaha F225.

Get a quote
on a Yamaha prop.

Tell us the boat and the engine, and we'll quote the Yamaha Saltwater Series II HP size for it. We answer same business day.

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Call (757) 464-4600Text