Setobrick

LEGO Cars 30121 Grem

201152 pieces1 minifigure

LEGO 30121 Grem

Specifications

Set number30121
Release year2011
Piece count52
Minifigures1
ThemeCars
Building instructionsDownload the instructions on lego.com

Where to buy set 30121

Also on: Amazon.co.uk · Amazon.ca

Price and availability are provided by partner stores and may change at any time.

Affiliate links: this site may earn a commission, at no extra cost to you.

LEGO set 30121 Grem, released in 2011 as part of the Cars line, has 52 pieces. Its inventory breaks down into 32 different lots, across 9 colors.

Inventory of set 30121

The inventory of set 30121 lists 52 pieces, spare parts excluded: 32 different lots (one shape in one color) for 30 part shapes. The box also contains 2 spare parts, for small elements that are easy to lose.

Colors of set 30121

Main color: red, making up 50% of the parts, followed by light bluish gray (21%) and black (13%).

ColorPartsShare
Red2650%
Light Bluish Gray1121%
Black713%
Yellow23.8%
Blue23.8%
Dark Bluish Gray11.9%
White11.9%
Trans-Light Blue11.9%
Trans-Red11.9%

Part types

TypePartsShare
Plates1427%
Wheels and Tyres815%
Tiles713%
Bricks59.6%
Plates Special47.7%
Transportation - Land35.8%

Most common parts in set 30121

PartColorQuantity
Plate 2 x 2 Corner 2420Red4
Wheel 8 x 9 with Hole Notched for Wheels Holder Pin 30027bLight Bluish Gray4
Tyre 14 x 9 Smooth Small Wide Slick 30028Black4
Brick 2 x 2 3003Red2
Brick 1 x 2 3004Red2
Plate 2 x 4 3020Red2
Plate 2 x 2 3022Yellow2
Plate 1 x 2 3023Red2
Plate 1 x 2 3023Blue2
Tile 1 x 1 with Groove 3070bRed2

28 of the 30 part shapes in this set have their own page on Setopedia, with their colors, element numbers and the other sets that use them. See all LEGO parts

No part in set 30121 is exclusive: each one is found in at least one other set, which makes replacing a lost element easier.

Rebuilding set 30121 from another set

Share of the parts of set 30121 found in each of these similarly sized sets, counting shape, colour and quantity:

No similarly sized set goes above 36%: the model relies on a little-shared assortment, most of which has to be gathered piece by piece.

Size of set 30121 within its line

With 52 pieces, set 30121 ranks #20 out of 24 Cars sets in our database, which have an average of 220 parts. Among the 276 sets released in 2011, it ranks #210. That is less than half the average Cars set size.

Included minifigures

Frequently asked questions

How many pieces does LEGO set 30121 Grem have?

LEGO set 30121 Grem has 52 pieces. It was released in 2011 as part of the Cars theme.

What year was LEGO set 30121 released?

Set 30121 Grem was released in 2011 and belongs to the Cars theme.

Which minifigures are included in set 30121?

Number of minifigures in LEGO set 30121 Grem: 1. Their names and quantities are listed in the “Included minifigures” section.

Where can I find the building instructions for set 30121?

The instructions for LEGO set 30121 Grem can be downloaded free as a PDF from the official lego.com website, under “Building Instructions”, by entering the number 30121.

What is the main color of LEGO set 30121?

Red, with 26 out of 52 pieces, or 50%. Next come light bluish gray (21%) and black (13%).

How many different parts does set 30121 contain?

Set 30121 has 32 different lots (one shape in one color), covering 30 part shapes. Most common part: Plate 2 x 2 Corner in red, with 4 copies.

Does LEGO set 30121 contain any exclusive parts?

No: every one of its parts is found in at least one other set.

Which similarly sized set contains the most parts from set 30121?

Set 9484 Red's Water Rescue, released in 2012: it supplies 36%, counting shapes, colors and quantities.

Set number30121
Release year2011
ThemeCars
Piece count52
Minifigures1
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-30