Sonic Cycle (8251-1) is a Technic LEGO set released in 1999 with 89 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Technic sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 38 unique part types.
- → Read official LEGO build manuals on this page
- → Browse the full parts inventory
- → Verify loose bricks with our free part scanner
- → Check market value for parts and minifigs
Building instructions
Official LEGO instructions — read on BrickID
Download size:
Checking download size…
Download size unavailable
Browse the instructions on your own terms.
Parts in this set
38 parts · updating…
-
Hinge Plate 1 x 2 with 2 Fingers and Hollow Studs4276b · ×1 · Black -
Hinge Plate 1 x 2 with 3 Fingers On Side2452 · ×1 · Black -
Hose, Ribbed 7mm D. 7L / 5.6cm78c07 · ×2 · Black -
![Panel 1 x 2 x 1 [Square Corners]](https://cdn.rebrickable.com/media/parts/elements/486526.jpg)
Panel 1 x 2 x 1 [Square Corners]4865a · ×1 · Black -
Plate 1 x 23023 · ×1 · Light Gray -
Plate 2 x 33021 · ×1 · Yellow -
Plate Round 1 x 1 with Solid Stud6141 · ×1 · Trans-Yellow -
Slope 33° 3 x 23298 · ×1 · Yellow -
Sticker Sheet for Set 8251-172557 · ×1 · [No Color/Any Color] -
Technic Axle 2 Notched32062 · ×2 · Black -
Technic Axle 34519 · ×5 · Black -
Technic Axle 43705 · ×9 · Black -
Technic Axle 532073 · ×1 · Black -
Technic Axle 63706 · ×1 · Black -
Technic Axle and Pin Connector Perpendicular6536 · ×1 · Yellow -
Technic Axle and Pin Connector Perpendicular6536 · ×7 · Black -
Technic Axle Connector with Axle Hole32039 · ×4 · Black -
Technic Axle Pin without Friction Ridges Lengthwise3749 · ×2 · Light Gray -
Technic Beam 1 x 11.5 Double Bent Thick32009 · ×2 · Black -
Technic Beam 1 x 3 Thin6632 · ×2 · Light Gray -
Technic Beam 1 x 4 Thin with Stud Connector2825 · ×6 · Yellow -
Technic Beam 1 x 5 Thin32017 · ×2 · Yellow -
Technic Beam 3 x 3 L-Shape Thin32056 · ×2 · Black -
![Technic Beam Triangle Thin [Type I]](https://cdn.rebrickable.com/media/parts/elements/4296140.jpg)
Technic Beam Triangle Thin [Type I]2905 · ×2 · Yellow -
![Technic Brick 1 x 4 [3 Pin Holes]](https://cdn.rebrickable.com/media/parts/elements/370126.jpg)
Technic Brick 1 x 4 [3 Pin Holes]3701 · ×1 · Black -
Technic Bush3713 · ×2 · Light Gray -
Technic Bush 1/2 Smooth with Axle Hole Reduced32123a · ×10 · Light Gray -
Technic Engine Crankshaft2853 · ×2 · Light Gray -
Technic Motorcycle Pivot2904 · ×1 · Black -
Technic Pin 1/24274 · ×2 · Light Gray -
Technic Pin 3/432002 · ×2 · Dark Gray -
![Technic Pin Connector Round [No Slot]](https://cdn.rebrickable.com/media/parts/ldraw/14/75535.png)
Technic Pin Connector Round [No Slot]75535 · ×1 · Yellow -
Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots6558 · ×2 · Black -
Technic Pin with Friction Ridges Lengthwise and Center Slots2780 · ×2 · Black -
![Technic Shock Absorber 6.5L with Normal Spring [Complete Assembly]](https://cdn.rebrickable.com/media/parts/ldraw/7/73129.png)
Technic Shock Absorber 6.5L with Normal Spring [Complete Assembly]73129 · ×1 · Light Gray -
Tile 1 x 2 with Groove3069b · ×1 · Light Gray -
Tyre 24 x 13 Model Team2696 · ×2 · Black -
Wheel 30 x 13 Model Team2695 · ×2 · Yellow