Snowmobile (42021): parts list and STL files

Set 42021, Snowmobile, from 2014, has 186 pieces in 50 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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Snowmobile, built (3D picture) — What it looks like built. A 3D picture, not a photo, made from the LDraw model by Florent Faramond (CC BY 2.0).

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179to print

7to buy

6spares

50kinds

179 to print, 7 to buy, 6 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 42021

Parts in set 42021, Snowmobile
Colour	Part	Qty	Print or buy
Black	15379 Link Tread with Beveled Edge	41	Print
Red	32062 Axle 2 Notched	14	Print
Black	2780 Pin with Friction Ridges Lengthwise and Center Slots	13	Print
Blue	6558 Pin Long with Friction Ridges Lengthwise, 2 Center Slots	9	Print
Light Bluish Gray	3673 Pin without Friction Ridges Lengthwise	6	Print
Black	32184 Axle and Pin Connector Perpendicular 3L with Centre Pin Hole	5	Print
Light Bluish Gray	15459 Steering Arm 5 x 1 with Towball Socket	4	Print
Light Bluish Gray	32039 Axle Connector with Axle Hole	4	Print
Black	32054 Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]	4	Print
Lime	32140 Beam 2 x 4 L-Shape Thick	4	Print
Black	32316 Beam 1 x 5 Thick	4	Print
Black	32525 Beam 1 x 11 Thick	4	Print
Light Bluish Gray	4519 Axle 3	4	Print
Dark Bluish Gray	60483 Beam 1 x 2 Thick with Pin Hole and Axle Hole	4	Print
Light Bluish Gray	87407 Gear 20 Tooth Bevel with Pin Hole	4	Print
Black	92907 Axle and Pin Connector Perpendicular Split	4	Print
Black	11946 Panel Fairing #21 5L Small Smooth, Side B	3	Print
Black	11947 Panel Fairing #22 5L Small Smooth, Side A	3	Print
Light Bluish Gray	32073 Axle 5	3	Print
White	32526 Beam 3 x 5 L-Shape Thick	3	Print
Light Bluish Gray	3713 Bush	3	Print
Dark Bluish Gray	87083 Axle 4 with Stop	3	Print
Dark Bluish Gray	11214 Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle	2	Print
Dark Bluish Gray	15460 Steering Gear with 3 Towball Joints, Compact	2	Print
Black	15461 Pin Connector 3L with 2 Pins and Center Hole	2	Print
Light Bluish Gray	2736 Axle Towball	2	Print
Black	32009 Beam 1 x 11.5 Double Bent Thick	2	Print
Black	32016 Axle and Pin Connector Angled #3 - 157.5°	2	Print
Black	32140 Beam 2 x 4 L-Shape Thick	2	Print
Black	32271 Beam 1 x 9 Bent (7 - 3) Thick	2	Print
Lime	32524 Beam 1 x 7 Thick	2	Print
Tan	32556 Pin Long without Friction Ridges	2	Print
Black	33299b Beam 3 x 0.5 Liftarm with Boss and Pin Semi-Reduced	2	Print
Black	3706 Axle 6	2	Print
Lime	41239 Beam 1 x 13 Thick	2	Print
White	6632 Beam 1 x 3 Thin	2	Print
Light Bluish Gray	14720 Beam 3 x 5 Thick [90° Offset Centre Beam Holes]	1	Print
Tan	3749 Axle Pin without Friction Ridges Lengthwise	1	Print
Light Bluish Gray	4274 Pin 1/2 without Friction Ridges	1	Print
Light Bluish Gray	57585 Axle Connector Hub with 3 Axles at 120°	1	Print
Light Bluish Gray	59443 Axle Connector Smooth [with x Hole + Orientation]	1	Print
Black	15379 Link Tread with Beveled Edge	2 spare	Print
Black	2780 Pin with Friction Ridges Lengthwise and Center Slots	1 spare	Print
Light Bluish Gray	3673 Pin without Friction Ridges Lengthwise	1 spare	Print
Light Bluish Gray	3713 Bush	1 spare	Print
Light Bluish Gray	4274 Pin 1/2 without Friction Ridges	1 spare	Print
Black	32005a Link 1 x 6 without Stoppers	2	Buy
Trans-Clear	41669 Tooth 1 x 3 with Axle Hole [Rounded Underside]	2	Buy
Light Bluish Gray	76138 Shock Absorber 6.5L with Soft Spring, Standard Coil [Complete Assembly]	2	Buy
[No Color/Any Color]	16136 Sticker Sheet for Set 42021-1	1	Buy

Print set 42021 at home

The set tool makes an STL file for each of the 179 printable pieces, sorted by colour, plus a shopping list for the 7 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.