Achilles SU-18 Aluminum Floor 18' Gray Hypalon Boat - 2026

Achilles SU-18 Super Utility Inflatable Boat (2026)

The Ultimate Professional Powerhouse for Extreme Missions.

The Achilles SU-18 is the flagship of the Super Utility series, engineered for those who require the maximum possible capacity and durability in an inflatable craft. Spanning 18 feet with massive 24-inch tubes, it is constructed from Heavy Duty Two-Layer 1680 Denier Achilles CSM (Hypalon). Whether for commercial diving, military transport, or large-scale rescue operations, the SU-18 provides an unmatched 4,630 lbs load capacity and a stable platform for up to 11 persons.

Unrivaled Durability & Engineering

• Maximum Fabric Strength: Features two layers of 840 x 2 (1680 Denier) Hypalon fabric and four-layer seam construction for ultimate puncture and abrasion resistance.
• Rock-Solid Flooring: Deluxe self-locking aluminum and fiberglass floorboards combined with heavy-duty aluminum stringers create a rigid deck capable of handling extreme engine torque.
• High-Speed Stability: Rated for a 90 HP long-shaft motor, the SU-18 utilizes a deep air keel and large diameter tubes to maintain a dry, stable ride even when fully loaded.
• Mission-Ready Hardware: Equipped with 6 heavy-duty lifting handles, reinforced lifting points (hull and transom), and cargo wear patches for industrial use.
• Professional Safety: Includes a full-length splash guard with safety grab lines and dual self-bailer valves for rapid water clearance in rough seas.

Technical Specifications

Physical & Engineering Specs
Length	18' 0" (550 cm)
Beam	7' 7" (230 cm)
Weight	433 lbs (196.4 kg)
Capacity	11 Persons or 4,630 lbs (2,100 kg)
Maximum Motor	90L HP (Max Motor Weight: 375 lbs)
Recommended Motor	50 HP (20" Long Shaft)
Tube Diameter	24"
Air Chambers	5 + Air Keel
Fabric Type	Heavy Duty 1680 Denier Achilles CSM (Hypalon)
Stowed Dimensions	Bag 1: 6'3"x3'3"x1'4" | Bag 2: 4'4"x3'1"x8"
Warranty	5 Year Factory Warranty

Standard Features & Professional Equipment

• Self-Locking Aluminum/Fiberglass Floors	• Heavy Duty Aluminum Stringers
• Extra Wide Tear Drop Rubbing Strake	• Cargo Wear Patch & Fuel Tank Tie-down
• Fiberglass Coated Transom w/ Plate	• (6) Lifting and Carry Handles
• Hull & Transom Lifting Points	• Splash Guard w/ Safety Grab Lines
• Internal Tie-down D-Rings & Straps	• Dual Self-Bailer Valves
• Heavy Duty Recessed Air Valves	• (2) High Volume Foot Pumps

The Professional Standard: Achilles SU-18

The Achilles SU-18 (2026 Model) stands alone in the utility market. It is engineered specifically for agencies and professionals who operate in high-risk environments where failure is not an option. With its massive internal volume and legendary Achilles durability, the SU-18 is the ultimate platform for heavy-duty marine work, search and rescue, and industrial logistics.

Estimated price: Based on US comparable products or component retail prices. Final price and exact configuration require confirmation.

Additional technical specifications

• Self-Locking Aluminum/Fiberglass Floors	• Heavy Duty Aluminum Stringers
• Extra Wide Tear Drop Rubbing Strake	• Cargo Wear Patch & Fuel Tank Tie-down
• Fiberglass Coated Transom w/ Plate	• (6) Lifting and Carry Handles
• Hull & Transom Lifting Points	• Splash Guard w/ Safety Grab Lines
• Internal Tie-down D-Rings & Straps	• Dual Self-Bailer Valves
• Heavy Duty Recessed Air Valves	• (2) High Volume Foot Pumps