Door 1 x 3 x 1 Right
3821
Windows and Doors
Appears in 422 official sets
Catalog rarity
Common
Used in 422 official sets — a staple element in many builds. Available in 19 catalog colors.
Based on official set inventories in our catalog — not market price or production volume.
Best sets to source this part
Smallest official sets that include this element — useful when you only need one piece, not the whole theme.
Door 1 x 3 x 1 Right (part 3821) is a Windows and Doors used in 422 official LEGO sets. Scan or search to authenticate loose parts and check market value. Open the parent-set list to see which themes and years used this mold — essential when a common shape appears in a rare color or print.
- → Category: Windows and Doors
- → Appears in 422 official sets
- → Scan a photo to identify this part instantly
- → Compare market prices
Market value
No estimate on BrickID yet
We don't pull live prices from marketplaces automatically — that requires paid seller API access. Check live listings below, or be the first to share a price you paid or saw.
Check live listings →Share a price you paid or saw
Help other collectors — we aggregate anonymous reports on this page.
Color variants
Related parts (prints, molds, alternates)
- [P] 3821pr0001 — Door 1 x 3 x 1 Right with Safari Stripes Print
- [P] 3821pr0002 — Door 1 x 3 x 1 Right with Thin POLICE Print
- [P] 3821pr0003 — Door 1 x 3 x 1 Right [Red and Yellow Stripes Print]
- [P] 3821pr0004 — Door 1 x 3 x 1 Right with Fire Logo Print
- [P] 3821pr0005 — Door 1 x 3 x 1 Right [Red Cross Print]
- [P] 3821pr0007 — Door 1 x 3 x 1 Right with Shell Logo Print
- [P] 3821pr0009 — Door 1 x 3 x 1 Right with SW Red on Silver Print
- [R] 3822 — Door 1 x 3 x 1 Left
Sets containing this part
No sets found in catalog.