Silver Line S370, S420

S370

12’2″ long, 30HP max

S420

13’9″ long, 50HP max

The S370N and S420N represent a generation of mid-size RIBs from GRAND.
Both models are based on the DART hull system with the following key features:

  • Exceptional stability with softer ride and improved performance.
  • Impressive cockpit with wider bow section, more seating and storage.
  • Extremely lightweight hull made of hand-laid high density GRP.
  • Competitively priced for great value!

For the two model, 370 cm (12’ 2”) and 420 cm (13’ 9”), there are three versions available:
• The BASE version (S370N, S420N) — boat with 2 wooden seats and oars
• The SPORT version (S370NS, S420NS) — with (CS-01) SPORT console for the S370N, and a new (CS-03) console for the S420N
• The DELUXE version (S370NL, S420NL) — with a new (CL-11) DELUXE steering console and rear (SD-06) double seat with soft back and securable locker
Each model is available with either PVC or HYPALON buoyancy tubes.

CREATE YOUR BOAT WITH GRAND BOATS CONFIGURATOR!

Use the unique online GRAND boat Configurator here! You can visualize your boat, change the colors of the tube, hull and upholstery, add the optional equipment and submit the final boat specification with all the options you like for quotation!

VIDEO

GALLERY

Features

STANDARD FEATURES:

  • Medium “V” double shell hiberglass hull with DART performance system and antiskid surface
  • Soft curved multi-chamber inflatable tube
  • Molded large bow locker with access cover
  • Two wooden seats (S370N, S420N)
  • Two paddles (S270NS, S370NL, S420NS, S420NL)
  • Two oars and oarlocks (S370N, S420N)
  • Towing boy eye, two front and two rear lifting eyes
  • Bow grab handle and safety grab handles
  • Doubled draining system with two plugs and bailer
  • Tough raised rubbing strake with splashguard
  • Manual foot pump
  • Maintenance kit and user’s manual
  • Steering console CS-01W (S370NS) or CS-03 (S420NS)
  • Mechanical steering system with steering wheel (S370NS, S370NL, S420NS, S420NL)
  • Steering console CL-11 with windshield, stainless steel railing (S370NL, S420NL)
  • Double seat SD-06 with soft seat, seat back, and stowage (S370NL, S420NL)
  • Bow locker removable cushion (S370NL)

OPTIONAL EQUIPMENT:

  • Removable sundeck with soft cushion (S370NL, S420NL)
  • Complete electric package
  • Fiberglass step ends for inflatable tube
  • Folding stainless steel navigation arch
  • Removable seat cushions with bag (S370N, S420N)
  • Bow locker removable cushion (S370N, S370NS, S420N, S420NS)
  • Bow step plate with anchor roller and cleat
  • Collapsible Bimini top
  • Overall cover, console cover
  • Overpressure valve
  • Keel and tube protector packages (S370N, S370NS, S370NL, S420N)
  • SILVERTEX upholstery upgrade
  • SeaDek antiskid set (S370NL, S420NL)

Specifications

Models

S370N

S370NS

S370NL

S420N

S420NS

S420NL

Length overall 12’2″ 12’2″ 12’2″ 13’9″ 13’9″ 13’9″
Length inside 8’10” 8’10” 8’10” 10’2″ 10’2″ 10’2″
Width overall 6’1″ 6’1″ 6’1″ 6’5″ 6’5″ 6’5″
Width inside 3’0″ 3’0″ 3’0″ 3’4″ 3’4″ 3’4″
Tube Diameter 18″ 18″ 18″ 18″ 18″ 18″
Bare boat weight 95 kg / 209 lbs 120 kg / 264 lbs 124 kg / 273 lbs 115 kg / 253 lbs  145 kg / 319 lbs  145 kg / 319 lbs
Loading capacity 600 kg / 1320 lbs 600 kg / 1320 lbs 600 kg / 1320 lbs 700 kg / 1540 lbs 700 kg / 1540 lbs 700 kg / 1540 lbs
Passenger capacity 5 5 5 8 8 8
Number of chambers 3 3 3 3 3 3
Engine recommended 25 HP 25 HP 25 HP 40 HP 40 HP 40 HP
Engine MAX 30 HP 30 HP 30 HP 50 HP 50 HP 50 HP
Engine weight MAX 80 kg / 176 lbs 80 kg / 176 lbs 80 kg / 176 lbs 115 kg / 253 lbs 115 kg / 253 lbs 115 kg / 253 lbs
Engine shaft length 15″ (short) 15″ (short) 15″ (short) 20″ (long) 20″ (long) 20″ (long)
Boat design category C C C C C C

All technical data are subject to change without notice. The products details and specifications may be changed from specified herein. All the dimensions are + or – 3%. All the weights are + or – 10%

Tube and decor colors

LIGHT GRAY / GRAY

Default light gray and gray color option for tubing & ornamentation.

Light gray tube
with  gray decor.
White hull.

(Default color)

WHITE / GRAY

Default white and grey color option for tubing & ornamentation.

White tube
with  gray decor.
White hull.

BLACK / GRAY

Default black and gray color option for tubing & ornamentation.

Black tube
with  gray decor.
Dark gray  hull.

CUSTOM COLOR

Custom colors available upon request.

Some other colors for tube, tube decor and hull can be available on request. Check out availability with your Dealer.