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The racing RTR with all the extras � and no equals!

There's never been a LiPo-ready hydro with brushless power and 2.4GHz technology � until now. The UL-1 Superior has been designed in the U.S.A. to deliver today's best in cutting-edge control, brushless performance and competition-quality features!

  • Features high-performance GrimRacer hardware and an optimized-for-brushless hull design developed by Mike "Grimracer" Zaborowski!
  • Includes a brushless marine motor and ESC custom-designed to meet UL-1 performance requirements.
  • Drive system uses a standard 0.150" flex drive and 3/16" prop shaft to provide race-quality response and reliability.
  • Ideal for IMPBA and NAMBA FE Sport Hydroplane Class events.


Hull Length: 27 in (685 mm)
Overall Length: 29.25 in (745 mm)
Beam: 14.25 in (360 mm)
Overall Height: 6.75 in (170 mm)
Weight: 4.88 lb (2,210 g)
Requires: (2) 7.4V, 3200mAh LiPo batteries & 4 "AA" alkaline batteries.

AQUB20YY - Yellow
AQUB20RR - Red
AQUB20NN - Orange
AQUB20WW - White


2.4GHz Tactic� Radio System

The 2.4GHz system in the UL-1 is hard to beat for convenience and control. 2.4GHz tech makes it virtually interference-free and supremely dependable and on-board gear is factory-installed for time-saving ease.