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From Pathfinder Guns & Gears, which isn't enabled.

Clockwork Wagon

VEHICLE 3
Price 160 gp
Space 10 feet long, 10 feet wide, 7 feet high
Crew 1 pilot
Passengers 2
Piloting Check Driving Lore (DC 18) or Crafting (DC 20)

AC 14; Fort +9
Hardness 5, HP 48 (BT 24); Immunities critical hits, object immunities, precision

Speed 20 feet (clockwork)
Collision 3d6 (DC 16)
Hauler

This vehicle is designed to transport heavy cargo over long distances. It can hold 400 Bulk of cargo.

Sluggish

This vehicle must move twice its length for each 90-degree turn it makes.

Wind-Up

1 hour of wind-up, 8 hours of operational time, DC 18, standby

Description A clockwork wagon is a slow, bulky wagon with cogs and gears running all along its interior and exterior, allowing it to pull about twice as much cargo as an ordinary wagon. However, it has less passenger space than an ordinary cart.
Pathfinder Guns & GearsORC