Ruddersafe makes auxiliary rudders for outboard motors and Volvo Penta Z-drives. There are six variants, each suited to a different boat length. Use the table below to find the right type for your boat.

In brief: Type 2 is suitable for boats up to 6.5 metres. Type 3 fits boats up to 8.5 metres. Type 4 is for boats 8.5 metres and longer. For Volvo Penta Z-drives, dedicated variants are available based on the same length categories.

Overview: which Ruddersafe type fits my boat?

Type Suitable for Boat length Price Product page
Type 2 Outboard motor up to 6.5 m €136.20 View Type 2
Type 3 Outboard motor up to 8.5 m €152.50 View Type 3
Type 4 Outboard motor 8.5 m and longer €188.00 View Type 4
Volvo Penta Type 2 Volvo Penta Z-drive / duoprop up to 6.5 m €220.00 View VP2
Volvo Penta Type 3 Volvo Penta Z-drive / duoprop up to 8.5 m €235.00 View VP3
Volvo Penta Type 4 Volvo Penta Z-drive / duoprop 8.5 m and longer €270.00 View VP4

Still not sure? Contact us via the contact form — we are happy to help you find the right type.

Type 2, 3 or 4: how do I choose?

The choice between Standard types depends exclusively on the length of your boat:

  • Type 2 — for boats up to 6.5 metres (21 ft)
  • Type 3 — for boats up to 8.5 metres (28 ft)
  • Type 4 — for boats 8.5 metres (28 ft) and longer

Do you have a Volvo Penta Z-drive or duoprop?

For Volvo Penta Z-drives and duoprop drives, there are dedicated types with a special bracket mount. Again, boat length is the only selection criterion:

  • Volvo Penta Type 2 — for boats up to 6.5 metres
  • Volvo Penta Type 3 — for boats up to 8.5 metres
  • Volvo Penta Type 4 — for boats 8.5 metres and longer

Does Ruddersafe work with twin motors?

Yes. With a twin outboard configuration, one Ruddersafe on the port motor (left) is sufficient in most cases. The rudder works independently of the motor position.

Does Ruddersafe work when reversing?

Yes — that is one of its key strengths. The Ruddersafe auxiliary rudder provides steering force when reversing, something almost impossible with a bare outboard motor.

How difficult is it to fit?

You can fit a Ruddersafe yourself in approximately 20 minutes with a standard spanner, without drilling anywhere on the boat. The brackets clamp onto the existing motor bracket. See the full installation guide on our installation page.

Cheaper than Bol.com?

Yes. Ruddersafe-Shop.com is an official Ruddersafe dealer — we purchase directly from the manufacturer. Our prices are consistently lower than on marketplaces such as Bol.com, and you have direct contact with the supplier for any questions.

Browse the full Ruddersafe range or read what customers say about Ruddersafe on our reviews page.

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