How many pieces does the LEGO Grem (30121-1) have?

The LEGO Grem set (30121-1) contains 52 pieces. It was released in 2011 as part of the LEGO Cars theme.

How can I find missing parts for LEGO set 30121-1?

On BrickMissing you can check which parts from the LEGO Grem (30121-1) you already own. Add your LEGO collection and we'll show exactly which of the 52 pieces you're missing and which you already have.

Can I build the LEGO Grem with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 52 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Grem from?

The LEGO Grem (30121-1) belongs to the LEGO Cars theme. You can browse all Cars sets on BrickMissing to find more sets from this theme.

Grem

30121-1 Cars 2011 52 parts 15.6% repair risk Beginner

Grem (30121-1) is a LEGO Cars from 2011. The set contains 52 parts across 12 part and colour combinations in 3 colours — the full inventory below shows exactly which pieces you need to build or complete it.

Parts Inventory

🧱 52 parts

Part	Color	Qty	LEGO price each
Vehicle Base 4 x 7 x 2/3 with 3 x 4 Recessed, Wheel Pins 2441	Black	1×	€2,70 View at LEGO → View
Plate 1 x 4 3710	Black	1×	€0,12 View at LEGO → View
Tyre 14 x 9 Smooth Small Wide Slick 30028	Black	4×	€0,22 View at LEGO → View
BAD ROBOT ARM 76116	Black	1×	Check price → View
Plate 1 x 2 3023	Trans-Dark Blue	2×	€0,10 View at LEGO → View
Plate 2 x 2 Corner 2420	Red	4×	€0,07 View at LEGO → View
Brick 2 x 2 3003	Red	2×	€0,13 View at LEGO → View
Brick 1 x 2 3004	Red	2×	€0,11 View at LEGO → View
Plate 2 x 4 3020	Red	2×	€0,15 View at LEGO → View
Plate 2 x 3 3021	Red	1×	€0,13 View at LEGO → View
Plate 1 x 2 3023	Red	2×	€0,08 View at LEGO → View
FLAT TILE 1X1 3070	Red	2×	Check price → View

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Repairability

Can you fix Grem if a piece goes missing?

15.6%High repair risk

easy to fixguard this box

5 of the 32 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.

Theme average

14.8%

All sets

6.7%

Hardest to replace

Glass for Window 1 x 2 x 3 Flat Front · Trans-Neon Green · only this setWave / Flame Rounded Large [Plain] · Black · only this setFLAT TILE 1X4 'NO.37' · Red · only this set

How we calculate this →