How many pieces does the LEGO Street Bike (8420-1) have?

The LEGO Street Bike set (8420-1) contains 506 pieces. It was released in 2005 as part of the LEGO Technic theme.

How can I find missing parts for LEGO set 8420-1?

On BrickMissing you can check which parts from the LEGO Street Bike (8420-1) you already own. Add your LEGO collection and we'll show exactly which of the 506 pieces you're missing and which you already have.

Can I build the LEGO Street Bike 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 506 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Street Bike from?

The LEGO Street Bike (8420-1) belongs to the LEGO Technic theme. You can browse all Technic sets on BrickMissing to find more sets from this theme.

Street Bike

8420-1 Technic 2005 506 parts 11.2% catalog rarity Easy

The LEGO Technic Street Bike 8420-1 captures the mechanics of a motorcycle from 2005. This model features a mono-swing arm and two designer wheels. A functional 4-cylinder engine includes a chain drive that moves the pistons. Builders can adjust the rear suspension, adding to its authentic detail. For display, a kickstand allows the model to stand securely. The set includes instructions to rebuild the Street Bike into a custom chopper, offering a second construction. This Technic creation measures 17.78 cm high and 25.4 cm long, highlighting its engineering.

8420-1

3D build progress

Loading 3D model

Parts Inventory

🧱 506 parts

Showing the first 12 rows of the parts list (506 pieces in total). The full list loads automatically.

Color	Qty	LEGO price each
Red	1×	€0,06 View at LEGO → View
Black	41×	Check price → View
Red	2×	€0,21 View at LEGO → View
Dark Bluish Gray	4×	Check price → View
Yellow	4×	€0,18 View at LEGO → View
Light Bluish Gray	4×	€0,11 View at LEGO → View
Light Bluish Gray	2×	€0,16 View at LEGO → View
Dark Bluish Gray	1×	Check price → View
Light Bluish Gray	4×	Check price → View
Red	1×	€0,10 View at LEGO → View
Red	1×	Check price → View
Dark Bluish Gray	10×	Check price → View

I already have an account

Catalog rarity

How common are the parts in Street Bike?

11.2%Moderate rarity

more commonless common

11 of 98 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.

Theme average

6.5%

All sets

6.7%

Least common in our catalog

Hinge Cylinder 1 x 2 Locking · Red · only this set in our catalogTechnic Disc 5 x 5 Notched · Light Bluish Gray · only this set in our catalogWindscreen 8 x 6 x 2 Curved · Trans-Brown · only this set in our catalog

How we calculate this →