4 x Black Yellow Lego Technic Wheel Rim Tyre Technology Wheels Complete 30.4 x 14 VR 6578 : Amazon.de: Toys
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LEGO Set 6578 Polar Explorer Arctic Theme 2000 Complete w/Instructions (No Box) | eBay
LEGO 6578 Arctic Polar Explorer | BrickEconomy
6578 Polar Explorer & 6586 Polar Scout Lego Town Arctic 2000 - Wheeljack's Lab
ARCTIC LEGO TOWN # 6578 POLAR EXPLORER FACTORY SEALED ** RARE & VINTAGE ** NIB | #505849644
LEGO Part 2994c01 Wheel 30.4 x 14 VR, with Black Tire 30.4 x 14 VR Balloon - 2994 / 6578 (Light Bluish Gray) | iBricktoys: LEGO shop guide and database
LEGO part 2994c01 - Light Gray Wheel 30.4 x 14 VR, with Black Tire 30.4 x 14 VR Balloon (2994 / 6578) at BrickScout