Reinke 13 Information, Review, Specs

Reinke 13 Drawing
Make
Reinke
Model
13
Builder
Various (Owner built)
Designer
Kurt Reine
Number Built

The Reinke 13M represents a pinnacle of German blue-water design philosophy, engineered by the prolific Peter Reinke for high-latitude exploration and self-sufficiency. As a cornerstone of the "Euro-Yacht" series, the 13M is distinguished by its robust "Multi-Knick" (multi-chine) hull geometry, which provides exceptional structural rigidity and internal volume. Unlike mass-produced fiberglass cruisers, the Reinke 13M was primarily offered as a set of professional plans or as a pre-cut aluminum or steel hull and deck kit, leading to a fleet that is largely custom-finished but uniform in its rugged maritime architecture. The model is a direct evolution of the smaller Reinke 12M, optimized with a longer waterline and increased beam to accommodate heavier equipment loads required for long-term circumnavigation.

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Sailing Performance & Handling

The Reinke 13M is designed for stability and predictable tracking rather than light-wind agility. Its displacement-to-length ratio is characteristic of a heavy-displacement cruiser, ensuring a motion through the water that remains comfortable even in high-sea states. A defining feature of the design is the Asymmetric Twin Keel (ASY-Kiel) system, an innovation by Peter Reinke that utilizes two shallow-draft keels with an asymmetrical profile. This configuration generates hydrodynamic lift while sailing upwind, significantly reducing leeway compared to traditional twin-keel designs.

In practice, the 13M tracks with remarkable precision, a quality frequently praised in editorial assessments by YACHT.de, Germany's leading sailing publication. The twin-keel setup also allows the vessel to "dry out" or stand on its own keels in tidal areas, a major advantage for remote cruising. While the sail area-to-displacement ratio is conservative, the boat is intended to be driven by a powerful cutter rig, allowing for versatile sail plans in varying weather conditions. Owners typically report that the hull feels most at home in Force 4 winds and above, where its mass provides the momentum necessary to power through chop.

Interior Comfort & Variations

The interior of the Reinke 13M is defined by its pilothouse or "deck saloon" configuration, which is essential for cold-weather sailing and watch-keeping. This layout places the primary social area and navigation station on an elevated plane, offering 360-degree visibility through tempered glass windows. Because these vessels were often finished by individual owners or custom yards, the interior joinery ranges from functional industrial aluminum to high-end teak or mahogany cabinetry.

The 13M hull serves as the platform for several sibling variants, most notably the Reinke 13M "S" (Super), which features an extended transom for an integrated swim platform and additional storage for dinghy equipment. The beam is carried far aft, allowing for a spacious owner's cabin beneath the cockpit or an expansive engine room accessible from the main passageway. Headroom is typically generous, often exceeding 1.95 meters (6'5") in the main salon, making it one of the most liveable 13-meter hulls for tall sailors.

The Reinke 13M has earned a "cult" status within the German "Weltumsegler" (world circumnavigator) community. It is frequently the vessel of choice for documented expeditions to the Arctic and Antarctic due to its metal hull construction. While it lacks the mainstream marketing of French or American brands, its presence is heavy in European technical literature and cruising documentaries focused on aluminum yacht construction and self-built oceanic voyagers.

Known Issues & Buyer’s Checklist

Because many Reinke 13Ms were owner-built from kits, the primary concern for any prospective buyer is the "professionalism" of the original build. Technical inspections should focus on the following high-signal areas:

  • Galvanic Corrosion (Aluminum Hulls): For aluminum variants, it is critical to inspect the hull for pitting, particularly around through-hull fittings and where stainless steel hardware (like winches or tracks) meets the aluminum deck without proper isolation.
  • Weld Integrity: In both steel and aluminum models, the quality of the welds—especially in the "Multi-Knick" chine joints—must be ultrasonically tested to ensure there are no voids or cold welds from amateur construction.
  • Tankage Integration: Many 13Ms utilize integral tanks (where the hull skin forms part of the tank). These must be inspected for internal corrosion or sludge buildup, as repairing an integral tank leak can be a major structural undertaking.
  • Rudder Bearings: The 13M often features a massive skeg-protected rudder. Owners have noted that the bushings can develop play over decades of use, requiring specialized machining to replace given the custom nature of the builds.

Community & Resources

The Reinke community is exceptionally technically minded, centered primarily around the official Reinke-Yacht Design technical support structure provided by the designer's successors. German-speaking forums and owner associations remain the primary repository for technical drawings and modification advice, particularly regarding the maintenance of the ASY-Kiel system and engine room cooling configurations for metal hulls.

The Verdict

The Reinke 13M is a purpose-built "tank" for the high seas, offering a level of security that few production fiberglass boats can match. It is not a boat for the casual weekend racer, but for the sailor planning a multi-year voyage through challenging environments, it remains a premier choice.

Pros:

  • Extreme Durability: Metal construction (aluminum or steel) offers superior impact resistance for high-latitude or remote cruising.
  • Tidal Versatility: The asymmetric twin-keel option allows the boat to stand upright in falling tides for hull maintenance or exploration.
  • Excellent Visibility: The deck saloon layout provides a protected environment with great situational awareness.

Cons:

  • Build Variance: Significant quality differences exist between professionally yard-finished boats and amateur home-builds.
  • Weight Sensitivity: As a heavy-displacement hull, it requires significant wind to reach hull speed and can feel sluggish in light airs.
  • Maintenance Intensive: Metal hulls require meticulous attention to electrical grounding and paint systems to prevent corrosion.

Measurements

Construction & Hull

Construction Material
Aluminum
Hull Type
Monohull Sailboat
Keel Type
Twin
Rudder
1x —
Ballast
12345 lbs (Lead)
Displacement
26014 lbs
Water Capacity
132 gal
Fuel Capacity
264 gal

Dimensions

Length Overall (LOA)
45.93 ft
Waterline Length (LWL)
37.4 ft
Beam
12.14 ft
Draft
4.43 ft
Max Headroom
-
Air Draft
52.49 ft
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Solent
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
1033.34 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
18.83
Ballast / Displacement Ratio
47.46
Displacement / Length Ratio (D/L) Ratio
222
Comfort Ratio
36.2
Capsize Screening Formula
1.64
Hull Speed
8.19 kn