Fire Squad HQ

Notable parts

• 6 parts come in a colour no other set has for that mould: Brick Special 5 x 12 with Two 1 x 2 Cutouts, 3 Holes on Side (Dark Gray) ×2; Garage Door 1 x 12 x 9 with Three Windows, Locking Dual 2 Finger Hinges (White) ×2; Roof Piece 16 x 4 x 5 (Red) ×2; Brick Curved Inverted 8 x 6 x 2 Double (Red); Hose Rigid 3mm D. 29L / 23.2cm (Dark Gray); and 1 more.
• 7 printed parts are only in this set: Brick 2 x 4 x 3 with Fire Print (Red); Brick Curved 8 x 6 x 2 Double with 'FIRE DEPT' Print (Red); Door 1 x 4 1/2 x 6 with Fire Dept Logo Print (Trans-Medium Blue); Door Frame 2 x 8 x 8 with Red Brick Print (White); Panel 2 x 8 x 8 with Bricks and 'FIRE DEPT' Print [4657] (Trans-Medium Blue); and 2 more.
• 15 parts appear in only a few other sets: Support 2 x 2 x 8 with Grooves, Smooth On All Sides, Top Peg (Red) ×12 — also in 4621 Red Flash Station (all 4 Juniors); Glass for Window 1 x 4 x 3 (Trans-Medium Blue) ×6 — also in 4655 Quick Fix Station (all 4 Juniors); Cockpit 6 x 6 x 5 with Hinge (Red) ×2 — also in 4609 Fire Attack Team (all 4 Juniors); Fairing 1 x 4 Side Flaring Intake with Two Pins (Red) ×2 — also in 4403 Air Blazers; Panel 2 x 8 x 8 (White) ×2 — also in 4655 Quick Fix Station (all 4 Juniors); Brick Special 5 x 12 with Two 1 x 2 Cutouts, 1 Hole and 2 Fixed Rotatable… (Light Gray) — also in 4655 Quick Fix Station (all 4 Juniors); Ladder 16 x 4 with Semi-Circular Pivot (Dark Gray) — also in 4609 Fire Attack Team (all 4 Juniors); Brick Special 12 x 12 Base with 4 Corner Pegs, 1 x 10 Cutouts, Grooves (Dark Gray) ×3 — also in 4608 Bank Breakout, 4609 Fire Attack Team (all 4 Juniors); Vehicle Base 4 x 14 x 2 1/3, 2 x 12 Recessed Center, Pins, Pin Holes (Dark Gray) ×2 — also in 4608 Bank Breakout, 4652 Tow Truck (all 4 Juniors); Grille 1 x 4 [Two Pins] (Red) ×3 — also in 4601 Fire Cruiser, 4609 Fire Attack Team, 4621 Red Flash Station (all 4 Juniors); Brick 4 x 12 (Light Gray) ×2 — also in 4655 Quick Fix Station, 4609 Fire Attack Team, 9320 Journey into Space; Brick Sloped 45° 2 x 2 with Heart Monitor, Red Buttons, and -19 Print (White) — also in 6575 Polar Base, 4619 AIR Patrol Jet, 8375 Ferrari F1 Pit Set; and 3 more.
• 9 moulds first came out in 2003, including in this set: Brick Special 5 x 12 with Two 1 x 2 Cutouts, 3 Holes on Side ×3; Garage Door 1 x 12 x 9 with Three Windows, Locking Dual 2 Finger Hinges ×2; Roof Piece 16 x 4 x 5 ×2; Brick Curved 8 x 6 x 2 Double with 'FIRE DEPT' Print; Brick Curved Inverted 8 x 6 x 2 Double; and 4 more.
• 4 existing moulds first came out in their colour in 2003, including in this set: Glass for Window 1 x 4 x 3 (Trans-Medium Blue) ×6; Fairing 1 x 4 Side Flaring Intake with Two Pins (Red) ×2; Panel 2 x 8 x 8 (White) ×2; Brick Sloped 45° 6 x 4 Double [aka Train Roof] (Red).

Calculated from Rebrickable’s public set inventories, excluding sticker sheets and spare parts.