How many pieces does the LEGO Build My City Accessory Set (40170-1) have?

The LEGO Build My City Accessory Set set (40170-1) contains 102 pieces. It was released in 2017 as part of the LEGO City theme.

How can I find missing parts for LEGO set 40170-1?

On BrickMissing you can check which parts from the LEGO Build My City Accessory Set (40170-1) you already own. Add your LEGO collection and we'll show exactly which of the 102 pieces you're missing and which you already have.

Can I build the LEGO Build My City Accessory Set 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 102 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Build My City Accessory Set from?

The LEGO Build My City Accessory Set (40170-1) belongs to the LEGO City theme. You can browse all City sets on BrickMissing to find more sets from this theme.

Build My City Accessory Set

40170-1 City 2017 102 parts 1.3% repair risk Easy

Expand your LEGO® City in exciting new ways with the 40170-1 Build My City Accessory Set. This fun collection of LEGO City accessories brings more life and detail to your urban landscape. Construct a functional streetlight and stoplight to manage traffic flow. Provide convenient facilities with a buildable bike rack and a refreshing fountain. Add natural beauty with lush greenery elements, and control access points with a detailed checkpoint gate featuring a lowering bar. These items are designed to improve your existing city setups and enhance imaginative play experiences, offering endless possibilities for customisation and storytelling.

Parts Inventory

🧱 102 parts

Part	Color	Qty	LEGO price each
Slope Curved 2 x 1 No Studs [1/2 Bow] 11477	Light Bluish Gray	1×	€0,06 View at LEGO → View
Road Sign Clip-on 2 x 2 Square [Thick Open O Clip] 15210	White	1×	€0,17 View at LEGO → View
Brick Round 2 x 2 Dome Bottom [Open Stud] 15395	White	1×	€0,17 View at LEGO → View
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) 15573	Light Bluish Gray	4×	€0,06 View at LEGO → View
Steering Wheel Small, 2 x 2 [Reinforced] 16091	Light Bluish Gray	1×	€0,11 View at LEGO → View
Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side 22885	Red	1×	€0,17 View at LEGO → View
Tile Round 1 x 1 Quarter 25269	Light Bluish Gray	4×	€0,05 View at LEGO → View
Brick 1 x 2 3004	Dark Tan	1×	€0,11 View at LEGO → View
Brick 1 x 2 3004	White	1×	€0,11 View at LEGO → View
Brick 1 x 4 3010	Dark Tan	1×	€0,16 View at LEGO → View
Brick Special 1 x 2 Palisade [aka Log] 30136	Tan	2×	€0,10 View at LEGO → View
Plate 2 x 4 3020	Light Bluish Gray	2×	€0,15 View at LEGO → View