The snowmobile has steering and suspension, both in the front and back. This is an updated version of one of 15 models that I am submitting to the LEGO Ideas webpage. There
LEGO Technic Snowmobile/Bulldozer #8272 | eBay
Peeron: Snowmobile (#8272-1)
LEGO Technic 8272 - Snowmobile - DECOTOYS
LEGO Technic Off-Road Set 8272 Snowmobile + Instructions 100% complete NEAR MINT 673419091091 | eBay
Review: 8272 Lego Snowmobile - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
Lot 79 - Lego 8448 Super Street Car (incomplete) with
LEGO Red 3D Panel 22 with '8272' and Technic Logo Sticker | Brick Owl - LEGO Marketplace
LEGO Set 8272-1-b1 Bulldozer (2007 Technic) | Rebrickable - Build with LEGO
Review: 8272 Lego Snowmobile - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
LEGO Snowmobile Set 8272 | Brick Owl - LEGO Marketplace
I was going to update this LEGO Ideas submission with animated rendering, but got it returned with this message: "Please frame your main cover image so that it shows your full LEGO