River Response (6451): parts list and STL files

Set 6451, River Response, from 1998, has 153 pieces in 77 kinds of part and colour. Here is every part, with the ones you can 3D print at home and the ones to buy.

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Free: an STL file for every part you can print, the parts list and a BrickLink shopping list for the rest. Pro adds print-ready plates for a 256 mm bed and our printing guide. About ProYour Pro includes the print-ready plates.

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River Response, built (3D picture) — What it looks like built. A 3D picture, not a photo, made from the LDraw model by Robert Paciorek (CC BY 2.0).

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95to print

58to buy

0spares

77kinds

95 to print, 58 to buy, 0 spares. Print: plain bricks, plates and beams you can make on a home 3D printer. Buy: clear, printed, rubber, electric and very thin parts, which are better ordered. Spares are the extras in the box.

Every part in set 6451

Parts in set 6451, River Response
Colour	Part	Qty	Print or buy
Black	3660 Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]	16	Print
Yellow	3666 Plate 1 x 6	7	Print
Black	4865a Panel 1 x 2 x 1 [Square Corners]	6	Print
Light Gray	4085c Plate Special 1 x 1 with Clip Vertical [Thick U Clip]	5	Print
Black	4477 Plate 1 x 10	4	Print
Black	4864b Panel 1 x 2 x 2 [Hollow Studs]	4	Print
Light Gray	2654 Plate Round 2 x 2 with Rounded Bottom [Boat Stud]	3	Print
Light Gray	2432 Tile Special 1 x 2 with Handle	2	Print
Black	2432 Tile Special 1 x 2 with Handle	2	Print
Red	2433 Hinge Bar with 3 Fingers and End Stud (Control Lever)	2	Print
Yellow	2465 Brick 1 x 16	2	Print
Yellow	3020 Plate 2 x 4	2	Print
Black	3021 Plate 2 x 3	2	Print
Black	3022 Plate 2 x 2	2	Print
Yellow	3022 Plate 2 x 2	2	Print
Yellow	3676 Brick Sloped Inverted 45° 2 x 2 Double Convex	2	Print
Yellow	3794a Plate Special 1 x 2 with 1 Stud without Groove (Jumper)	2	Print
Black	3937 Hinge Brick 1 x 2 Base	2	Print
Light Gray	3938 Hinge Brick 1 x 2 Top Plate Thin	2	Print
White	4081b Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring]	2	Print
Black	4276b Hinge Plate 1 x 2 with 2 Fingers and Hollow Studs	2	Print
Yellow	4286 Brick Sloped 33° 3 x 1	2	Print
Light Gray	4600 Plate Special 2 x 2 with Wheel Holders	2	Print
Light Gray	4623 Plate Special 1 x 2 with Bar Up [Horizontal Arm 6mm]	2	Print
Black	4855 Brick Wedged, Sloped Inverted 4 x 4 Triple [2 Connections between Front Studs]	2	Print
Black	4859 Wedge Plate 3 x 4 without Stud Notches	2	Print
Black	2433 Hinge Bar with 3 Fingers and End Stud (Control Lever)	1	Print
Black	2436 Bracket 1 x 2 - 1 x 4 [Square Corners]	1	Print
Black	3020 Plate 2 x 4	1	Print
Light Gray	3022 Plate 2 x 2	1	Print
Black	3023 Plate 1 x 2	1	Print
Black	3027 Plate 6 x 16	1	Print
Black	3034 Plate 2 x 8	1	Print
Yellow	3037 Brick Sloped 45° 2 x 4	1	Print
Red	3062b Brick Round 1 x 1 Open Stud	1	Print
Yellow	3710 Plate 1 x 4	1	Print
Light Gray	3794a Plate Special 1 x 2 with 1 Stud without Groove (Jumper)	1	Print
Yellow	3795 Plate 2 x 6	1	Print
Black	3641 Tyre 15 x 6 Offset Tread Small	4	Buy
White	4624 Wheel 8 x 6	4	Buy
Black	970c27 Hips and White Legs	3	Buy
Black	2340 Wing, Tail 4 x 1 x 3	2	Buy
White	2446 Helmet, Standard	2	Buy
Red	2569 Antenna 8H Whip	2	Buy
Trans-Yellow	3024 Plate 1 x 1	2	Buy
Trans-Red	3024 Plate 1 x 1	2	Buy
White	3829c01 Steering Stand 1 x 2 with Black Steering Wheel	2	Buy
Yellow	4856a Brick Wedged, Sloped Inverted 6 x 4 with 2 Stud Connections	2	Buy
Black	59275 Minifig Footwear Flipper [Thin]	2	Buy
Black	6140 Bar 1 x 6 [Closed Studs]	2	Buy
Yellow	2610 Minifig Neckwear Life Jacket [Old Style]	2	Buy
Black	4485 Hat / Cap Long Peak [Plain]	2	Buy
Trans-Dark Blue	2447 Headwear Accessory Visor For Standard Helmet	1	Buy
Light Gray	2584 String Reel 2 x 2 Winch Holder	1	Buy
Black	2585 String Reel 2 x 2 Winch Drum	1	Buy
Black	298c03 Lever Small Base with Light Gray Lever	1	Buy
Yellow	30086c01 Boat / Rubber Raft / Dinghy 6 x 10	1	Buy
Dark Gray	30162 Equipment Binoculars	1	Buy
Dark Gray	30192 Tool Grappling Hook	1	Buy
Dark Gray	30194 Tool Circular Saw	1	Buy
Dark Gray	30229 Equipment Zip Line Handle	1	Buy
Trans-Green	4589 Cone 1 x 1 [No Top Groove]	1	Buy
Trans-Red	4589 Cone 1 x 1 [No Top Groove]	1	Buy
White	4599a Tap 1 x 1 with Hole in Spout	1	Buy
Red	4599a Tap 1 x 1 with Hole in Spout	1	Buy
Trans-Neon Green	4740 Dish 2 x 2 Inverted [Radar]	1	Buy
Black	56823 String Cord Thin (0.5mm) [Undetermined Length]	1	Buy
Black	6238 Windscreen 4 x 4 x 1	1	Buy
[No Color/Any Color]	71620 Sticker Sheet for Set 6451-1	1	Buy
Yellow	3626bpr0005 Minifig Head Biggs Darklighter / Soccer Player, Moustache Pointed with Standard Grin Print	1	Buy
White	973c27h03pr0101 Torso, Jacket with Res-Q Logo, Orange Stripes, Radio in Pocket, Back Logo Print, White Arms, Black Hands	1	Buy
Yellow	3626bpr0006 Minifig Head, Black Sunglasses and Standard Grin Print [Blocked Open Stud]	1	Buy
White	973c27h03pr0008 Torso, Jacket with Res-Q Logo, Orange Stripes, Pockets, Back Logo Print, White Arms, Black Hands	1	Buy
Trans-Dark Blue	30090 Headwear Accessory Visor / Diver's Mask	1	Buy
Light Gray	30091a Minifig Neckwear Scuba Airtank, No Bar Holder	1	Buy
Yellow	3626bpr0008 Minifig Head Rebel Pilot, Eyebrows and Headset Print [Blocked Open Stud]	1	Buy
White	973c27h03pr0079 Torso, Jacket, Res-Q Logo, Orange Stripes, 15 on Belt and Back Logo Print, White Arms, Black Hands	1	Buy

Print set 6451 at home

The set tool makes an STL file for each of the 95 printable pieces, sorted by colour, plus a shopping list for the 58 to buy. Free, no account, and it runs on your own phone or computer.

Get the free print files

Pro adds print-ready plates for a 256 mm bed. About Pro

Parts data: Rebrickable, and it can differ slightly from your box. Part shapes: LDraw Parts Library (CC BY 4.0). Browse all sets. Independent project, not sponsored, authorised or endorsed by any brick company.