Mobile Crane (8421-1)
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Set details
Name: Mobile CraneSet number: 8421-1
Year: 2005
Theme: Technic
Number of parts: 1885
Number of part types: 201
Retirement date: 31-12-2007
Browse all 1885 parts in set 8421-1 with individual pricing from BrickLink or Brick Owl.
Pricing information known of 198/201 parts.
| Part | Color | Quantity | Average price | Total | Value | |||
|---|---|---|---|---|---|---|---|---|
![]() | Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots ![]() | |||||||
![]() | Technic Brick 1 x 16 [15 Pin Holes] ![]() | |||||||
![]() | Motor, RC Race Buggy ![]() | |||||||
![]() | Tyre 62.4 x 20 ![]() | |||||||
![]() | Pneumatic Cylinder with 2 Inlets and Rounded End Medium (48mm) ![]() | |||||||
![]() | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] ![]() | |||||||
![]() | Battery Box, 9V 4 x 14 x 4 with Dark Bluish Gray Base [Complete Assembly] ![]() | |||||||
![]() | Wheel 43.2 x 18 with Extended Axle Stem ![]() | |||||||
![]() | Hook, Technic - Large ![]() | |||||||
![]() | Technic Beam 5 x 7 L-Shape with Quarter Ellipse Thin ![]() | |||||||
![]() | Technic Gear 12 Tooth Bevel ![]() | |||||||
![]() | Technic Axle Connector Ridged [with x Hole x Orientation] ![]() | |||||||
![]() | Technic Beam 1 x 15 Thick ![]() | |||||||
![]() | Technic Pin Long without Friction Ridges - Single Slot ![]() | |||||||
![]() | Technic Brick 1 x 14 [13 Pin Holes] ![]() | |||||||
![]() | Technic Turntable Large Type 2, 24/56 Tooth with Black Outside Gear Section [Complete Assembly] ![]() | |||||||
![]() | Wire with Brick 2 x 2 x 2/3 Pair, 20L ![]() | |||||||
![]() | Technic Gear 8 Tooth ![]() | |||||||
![]() | Pneumatic Pump New Style with Black Top ![]() | |||||||
![]() | Technic Axle Connector Ridged [with x Hole x Orientation] ![]() | |||||||
![]() | Pneumatic Cylinder Bracket ![]() | |||||||
![]() | Technic Slope Long 1 x 6 with 3 Pin Holes ![]() | |||||||
![]() | Technic Gear 16 Tooth with Clutch [Toothed] ![]() | |||||||
![]() | Technic Gear 20 Tooth Double Bevel with Axle Hole Type 2 [X Opening] ![]() | |||||||
![]() | Technic Gear 24 Tooth Clutch with Dark Bluish Gray Center ![]() | |||||||
![]() | Technic Pin with Friction Ridges Lengthwise and Center Slots ![]() | |||||||
![]() | Technic Beam 1 x 4 Thin ![]() | |||||||
![]() | Technic Beam Triangle Thin [Type I] ![]() | |||||||
![]() | Wheel Spoked 2 x 2 with Pin Hole ![]() | |||||||
![]() | Plate Special 2 x 2 with 2 Pin Holes ![]() | |||||||
![]() | Technic Beam 1 x 15 Thick ![]() | |||||||
![]() | String with End Studs 31L Overall ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular Double Split ![]() | |||||||
![]() | Technic Beam 3 x 3 L-Shape Thin ![]() | |||||||
![]() | Pneumatic Switch with Pin Holes ![]() | |||||||
![]() | Technic Beam 1 x 7 Thick ![]() | |||||||
![]() | Technic Pin 3/4 ![]() | |||||||
![]() | Technic Beam 1 x 13 Thick ![]() | |||||||
![]() | Technic Pin Connector Round [No Slot] ![]() | |||||||
![]() | Technic Beam 1 x 15 Thick ![]() | |||||||
![]() | Technic Driving Ring 2L, 4 Ridges ![]() | |||||||
![]() | Technic Gear 16 Tooth with Round Holes [Old Style] ![]() | |||||||
![]() | Technic Gear Rack 1 x 4 ![]() | |||||||
![]() | Technic Engine Cylinder with Side Slots ![]() | |||||||
![]() | Tile 1 x 8 with Groove ![]() | |||||||
![]() | Technic Gear 12 Tooth Double Bevel ![]() | |||||||
![]() | Technic Bush ![]() | |||||||
![]() | Technic Axle Pin with Friction Ridges Lengthwise ![]() | |||||||
![]() | Technic Gear 24 Tooth [New Style with Single Axle Hole] ![]() | |||||||
![]() | Plate Special 1 x 2 with 1 Stud without Groove (Jumper) ![]() | |||||||
![]() | Technic Beam 1 x 11 Thick ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole ![]() | |||||||
![]() | Technic Beam 1 x 13 Thick ![]() | |||||||
![]() | Technic Bush ![]() | |||||||
![]() | Technic Axle 32 ![]() | |||||||
![]() | Technic Axle 7 ![]() | |||||||
![]() | Technic Beam 1 x 5 Thick ![]() | |||||||
![]() | Technic Beam 1 x 3 Thin ![]() | |||||||
![]() | Technic Beam 2 x 4 L-Shape Thick ![]() | |||||||
![]() | Technic Gear Differential, 24 -16 Tooth with Clutch on Both Sides ![]() | |||||||
![]() | Technic Brick 1 x 16 [15 Pin Holes] ![]() | |||||||
![]() | Technic Axle 5 ![]() | |||||||
![]() | Technic Gear 36 Tooth Double Bevel ![]() | |||||||
![]() | Plate 1 x 8 ![]() | |||||||
![]() | Technic Axle 3 ![]() | |||||||
![]() | Technic Axle 10 ![]() | |||||||
![]() | Technic Beam 1 x 9 Thick ![]() | |||||||
![]() | Technic Beam 1 x 13 Thick ![]() | |||||||
![]() | Technic Wedge Belt Wheel [aka Pulley] ![]() | |||||||
![]() | Technic Brick 1 x 8 [7 Pin Holes] ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular ![]() | |||||||
![]() | Technic Axle 4 ![]() | |||||||
![]() | Technic Axle 8 ![]() | |||||||
![]() | Technic Gear 24 Tooth Crown with Reinforcements [New Style] ![]() | |||||||
![]() | Technic Beam 1 x 5 Thick ![]() | |||||||
![]() | Technic Pin Connector Hub Perpendicular 3L with 4 Pins ![]() | |||||||
![]() | Brick Wedged, Angled 4 x 2 Left ![]() | |||||||
![]() | Technic Beam 3 x 5 L-Shape with Quarter Ellipse Thin ![]() | |||||||
![]() | Large Figure Skeletal, Limb 1 x 3 x 7 Beam with Axle Holes (Bohrok) ![]() | |||||||
![]() | Technic Engine Crankshaft Center ![]() | |||||||
![]() | Plate 1 x 4 ![]() | |||||||
![]() | Brick Wedged, Angled 4 x 2 Right ![]() | |||||||
![]() | Technic Beam 1 x 11.5 Double Bent Thick ![]() | |||||||
![]() | Hose, Pneumatic 4mm D. 16L ![]() | |||||||
![]() | Technic Gear 20 Tooth Bevel ![]() | |||||||
![]() | Technic Brick 1 x 14 [13 Pin Holes] ![]() | |||||||
![]() | Technic Beam 1 x 7 Thick ![]() | |||||||
![]() | Technic Pin 1/2 without Friction Ridges ![]() | |||||||
![]() | Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced ![]() | |||||||
![]() | Technic Beam 1 x 9 Thick ![]() | |||||||
![]() | Technic Wedge Belt Wheel [aka Pulley] ![]() | |||||||
![]() | Technic Beam 1 x 2 Thin ![]() | |||||||
![]() | Technic Beam 1 x 3 Thick ![]() | |||||||
![]() | Plate 1 x 6 ![]() | |||||||
![]() | Brick 2 x 6 ![]() | |||||||
![]() | Plate 1 x 8 ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes ![]() | |||||||
![]() | Technic Beam 3 x 5 L-Shape Thick ![]() | |||||||
![]() | Technic Worm Gear ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular ![]() | |||||||
![]() | Technic Pin Connector Block 1 x 5 x 3 ![]() | |||||||
![]() | Technic Axle 12 ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular ![]() | |||||||
![]() | Technic Beam 1 x 11 Thick ![]() | |||||||
![]() | Technic Axle 2 Notched ![]() | |||||||
![]() | Technic Axle and Pin Connector Angled #1 ![]() | |||||||
![]() | Technic Axle and Pin Connector Angled #1 ![]() | |||||||
![]() | Technic Beam 1 x 9 Bent (6 - 4) Thick ![]() | |||||||
![]() | Technic Brick 1 x 6 [5 Pin Holes] ![]() | |||||||
![]() | Technic Beam 1 x 7 Thin ![]() | |||||||
![]() | Plate 1 x 3 ![]() | |||||||
![]() | Technic Beam 1 x 9 Bent (7 - 3) Thick ![]() | |||||||
![]() | Technic Worm Gear ![]() | |||||||
![]() | Technic Beam 3 x 5 L-Shape Thick ![]() | |||||||
![]() | Technic Beam 1 x 4 Thin ![]() | |||||||
![]() | Plate 1 x 2 ![]() | |||||||
![]() | Technic Beam 1 x 7 Thin ![]() | |||||||
![]() | Technic Beam 1 x 5 Thin ![]() | |||||||
![]() | Technic Beam 1 x 2 Thin ![]() | |||||||
![]() | Technic Engine Piston Round ![]() | |||||||
![]() | Technic Brick 1 x 4 [3 Pin Holes] ![]() | |||||||
![]() | Technic Knob Wheel ![]() | |||||||
![]() | Technic Axle and Pin Connector Angled #2 - 180° ![]() | |||||||
![]() | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] ![]() | |||||||
![]() | Plate Round 1 x 1 with Solid Stud ![]() | |||||||
![]() | Technic Beam 1 x 2 Thin ![]() | |||||||
![]() | Technic Engine Connecting Rod ![]() | |||||||
![]() | Technic Axle 6 ![]() | |||||||
![]() | Technic Axle Connector with Axle Hole ![]() | |||||||
![]() | Technic Axle 5.5 with Stop [Flat Short End] ![]() | |||||||
![]() | Technic Beam 3 x 5 L-Shape Thick ![]() | |||||||
![]() | Technic Axle 3 with Stud ![]() | |||||||
![]() | Technic Beam 1 x 9 Thick ![]() | |||||||
![]() | Brick Round 2 x 2 with Axle Hole ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole ![]() | |||||||
![]() | Technic Beam 3 x 5 L-Shape Thick ![]() | |||||||
![]() | Technic Beam 3 x 0.5 Liftarm with Boss and Pin / Crank ![]() | |||||||
![]() | Technic Beam 1 x 3 Thick ![]() | |||||||
![]() | Technic Pin Double with Axle Hole ![]() | |||||||
![]() | Technic Beam 1 x 9 Thick ![]() | |||||||
![]() | Technic Beam 1 x 2 Thick ![]() | |||||||
![]() | Technic Beam 1 x 9 Bent (6 - 4) Thick ![]() | |||||||
![]() | Tile 1 x 2 with Groove ![]() | |||||||
![]() | Technic Beam 2 x 4 L-Shape Thick ![]() | |||||||
![]() | Brick Sloped Inverted 45° 2 x 1 ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular ![]() | |||||||
![]() | Plate 4 x 8 ![]() | |||||||
![]() | Plate 1 x 10 ![]() | |||||||
![]() | Technic Engine Crankshaft ![]() | |||||||
![]() | Technic Beam 1 x 11.5 Double Bent Thick ![]() | |||||||
![]() | Technic Beam 1 x 2 Thick ![]() | |||||||
![]() | Technic Pin Connector Plate with One Hole (Single on Bottom) ![]() | |||||||
![]() | Technic Axle and Pin Connector Angled #3 - 157.5° ![]() | |||||||
![]() | Plate Round 1 x 1 with Solid Stud ![]() | |||||||
![]() | Technic Beam 1 x 2 Thick ![]() | |||||||
![]() | Tile 1 x 4 with Groove ![]() | |||||||
![]() | Technic Plate 1 x 5 with Smooth Ends, 4 Studs and Centre Axle Hole ![]() | |||||||
![]() | Technic Beam 1 x 3 Thin ![]() | |||||||
![]() | Grille 1 x 4 [Two Pins] ![]() | |||||||
![]() | Plate Special 1 x 2 with 1 Stud without Groove (Jumper) ![]() | |||||||
![]() | Technic Axle and Pin Connector Angled #5 - 112.5° ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular Double ![]() | |||||||
![]() | Plate 1 x 3 ![]() | |||||||
![]() | Technic Beam 1 x 2 Thin ![]() | |||||||
![]() | Technic Beam 1 x 3 Thick ![]() | |||||||
![]() | Pneumatic T-Piece (T Bar) [New Style] ![]() | |||||||
![]() | Technic Axle and Pin Connector Angled #2 - 180° ![]() | |||||||
![]() | Technic Beam 1 x 7 Bent (4 - 4) Thick ![]() | |||||||
![]() | Technic Pin Double with Axle Hole ![]() | |||||||
![]() | Technic Changeover Catch - + opening ![]() | |||||||
![]() | Plate 2 x 2 Corner ![]() | |||||||
![]() | Technic Beam 2 x 4 L-Shape Thick ![]() | |||||||
![]() | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] ![]() | |||||||
![]() | Technic Axle Connector with Axle Hole ![]() | |||||||
![]() | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes ![]() | |||||||
![]() | Plate 4 x 6 ![]() | |||||||
![]() | Technic Beam 1 x 2 Thick ![]() | |||||||
![]() | Technic Beam 1 x 11.5 Double Bent Thick ![]() | |||||||
![]() | Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced ![]() | |||||||
![]() | Plate 1 x 2 ![]() | |||||||
![]() | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) ![]() | |||||||
![]() | Plate 2 x 2 ![]() | |||||||
![]() | Plate Round 2 x 2 with Rounded Bottom [Boat Stud] ![]() | |||||||
![]() | Tile 1 x 4 with Groove ![]() | |||||||
![]() | Plate 1 x 6 ![]() | |||||||
![]() | Plate 2 x 8 ![]() | |||||||
![]() | Technic Brick 1 x 1 with Pin Hole ![]() | |||||||
![]() | Technic Steering Wheel Small (3 Studs Diameter) ![]() | |||||||
![]() | Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle) ![]() | |||||||
![]() | Plate 1 x 6 ![]() | |||||||
![]() | Technic Axle Pin without Friction Ridges Lengthwise ![]() | |||||||
![]() | Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs] ![]() | |||||||
![]() | Technic Brick 1 x 2 with Axle Hole Type 2 [X Opening] ![]() | |||||||
![]() | Plate Round 1 x 1 with Solid Stud ![]() | |||||||
![]() | Technic Beam 2 x 4 L-Shape Thick ![]() | |||||||
![]() | Technic Beam 1 x 5 Thick ![]() | |||||||
![]() | Technic Axle and Pin Connector Angled #1 ![]() | |||||||
![]() | Plate 2 x 3 ![]() | |||||||
Missing pricing information on the following items.
| Part | Color | Quantity | |
|---|---|---|---|
![]() | Hose, Pneumatic 4mm D. 16L ![]() | ||
![]() | String Cord Medium Thickness 250cm ![]() | ||
![]() | Sticker Sheet for Set 8421-1 ![]() | ||
Compare the value of buying Mobile Crane as a complete set versus the total value of all parts individually.
BrickLink ![]() | |||||
| Condition | Timespan | Avg price | Items sold | Inventory value | Ratio |
| New | 6 months | ? | ? | $731.09 | ? |
| Used | 6 months | ? | ? | $149.55 | ? |
Brick Owl ![]() | ||||
| Condition | Timespan | Avg price | Inventory value | Ratio |
| New | Current | $505.22 | $1113.41 | 2.2 |
| 6 months | $572.84 | $790.56 | 1.38 | |
| 1 year | $435.62 | $825.75 | 1.9 | |
| Used | Current | $220.59 | $409.53 | 1.86 |
| Combined 6 Month Sales Volume (New) | |
| Total items sold | 1 |
Find the cheapest offers for set 8421-1 from sellers on secondary marketplaces like Brick Owl and eBay. As an eBay Partner Network Affiliate and Brick Owl Affiliate, I earn from qualifying purchases.
Brick Owl and eBay marketplace offers.
Edit alert
BrickLink history of 0 sales with 0 total item quantity. Item condition: New.
No sale history available.



![Yellow Technic Brick 1 x 16 [15 Pin Holes]](https://api.brickonomics.net/assets/parts/3703/14/lego_element_370324_photoreal_00001.webp)



![Yellow Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]](https://api.brickonomics.net/assets/parts/32054/14/lego_element_4140805_photoreal_00001.webp)
![Yellow Battery Box, 9V 4 x 14 x 4 with Dark Bluish Gray Base [Complete Assembly]](https://api.brickonomics.net/assets/parts/2847c03/14/bricklink.webp)




![Black Technic Axle Connector Ridged [with x Hole x Orientation]](https://api.brickonomics.net/assets/parts/6538b/0/bricklink.webp)


![Yellow Technic Brick 1 x 14 [13 Pin Holes]](https://api.brickonomics.net/assets/parts/32018/14/lego_element_4655571_photoreal_00001.webp)
![Dark Bluish Gray Technic Turntable Large Type 2, 24/56 Tooth with Black Outside Gear Section [Complete Assembly]](https://api.brickonomics.net/assets/parts/50163/72/bricklink.webp)



![Light Bluish Gray Technic Axle Connector Ridged [with x Hole x Orientation]](https://api.brickonomics.net/assets/parts/6538b/71/bricklink.webp)


![Dark Bluish Gray Technic Gear 16 Tooth with Clutch [Toothed]](https://api.brickonomics.net/assets/parts/6542a/72/bricklink.webp)
![Light Bluish Gray Technic Gear 20 Tooth Double Bevel with Axle Hole Type 2 [X Opening]](https://api.brickonomics.net/assets/parts/32269/71/bricklink.webp)



![Black Technic Beam Triangle Thin [Type I]](https://api.brickonomics.net/assets/parts/2905/0/bricklink.webp)










![Black Technic Pin Connector Round [No Slot]](https://api.brickonomics.net/assets/parts/75535/0/bricklink.webp)


![Light Bluish Gray Technic Gear 16 Tooth with Round Holes [Old Style]](https://api.brickonomics.net/assets/parts/4019/71/bricklink.webp)






![Light Bluish Gray Technic Gear 24 Tooth [New Style with Single Axle Hole]](https://api.brickonomics.net/assets/parts/3648b/71/lego_element_4211565_photoreal_00001.webp)











![Dark Bluish Gray Technic Brick 1 x 16 [15 Pin Holes]](https://api.brickonomics.net/assets/parts/3703/72/lego_element_4256828_photoreal_00001.webp)







![Light Bluish Gray Technic Wedge Belt Wheel [aka Pulley]](https://api.brickonomics.net/assets/parts/4185/71/lego_element_6321743_photoreal_00001.webp)
![Yellow Technic Brick 1 x 8 [7 Pin Holes]](https://api.brickonomics.net/assets/parts/3702/14/lego_element_370224_photoreal_00001.webp)



![Light Bluish Gray Technic Gear 24 Tooth Crown with Reinforcements [New Style]](https://api.brickonomics.net/assets/parts/3650c/71/lego_element_4211434_photoreal_00001.webp)











![Black Technic Brick 1 x 14 [13 Pin Holes]](https://api.brickonomics.net/assets/parts/32018/0/lego_element_4107558_photoreal_00001.webp)




![Black Technic Wedge Belt Wheel [aka Pulley]](https://api.brickonomics.net/assets/parts/4185/0/lego_element_6323668_photoreal_00001.webp)

















![Yellow Technic Brick 1 x 6 [5 Pin Holes]](https://api.brickonomics.net/assets/parts/3894/14/lego_element_389424_photoreal_00001.webp)











![Yellow Technic Brick 1 x 4 [3 Pin Holes]](https://api.brickonomics.net/assets/parts/3701/14/lego_element_370124_photoreal_00001.webp)


![Light Bluish Gray Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]](https://api.brickonomics.net/assets/parts/32054/71/lego_element_4211865_photoreal_00001.webp)





![Dark Bluish Gray Technic Axle 5.5 with Stop [Flat Short End]](https://api.brickonomics.net/assets/parts/32209/72/lego_element_4263624_photoreal_00001.webp)




























![Yellow Grille 1 x 4 [Two Pins]](https://api.brickonomics.net/assets/parts/30622/14/bricklink.webp)






![Light Bluish Gray Pneumatic T-Piece (T Bar) [New Style]](https://api.brickonomics.net/assets/parts/4697b/71/lego_element_4211508_photoreal_00001.webp)






![Black Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]](https://api.brickonomics.net/assets/parts/32054/0/lego_element_4140801_photoreal_00001.webp)









![Black Plate Round 2 x 2 with Rounded Bottom [Boat Stud]](https://api.brickonomics.net/assets/parts/2654/0/lego_element_265426_photoreal_00001.webp)








![Black Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs]](https://api.brickonomics.net/assets/parts/2444/0/bricklink.webp)
![Yellow Technic Brick 1 x 2 with Axle Hole Type 2 [X Opening]](https://api.brickonomics.net/assets/parts/32064b/14/bricklink.webp)







![[No Color/Any Color] Sticker Sheet for Set 8421-1](https://api.brickonomics.net/assets/parts/53535/9999/rebrickable_53535-9999-dca7ae23-dba2-4b4a-bcf0-9b9e4fa2576b.webp)