Amazon.com: LEGO Technic John Deere 9620R 4WD Tractor Toy 42136 Building Toy - Collectible Model with Trailer, Featuring Realistic Details, Construction Farm Toy for Kids Ages 8+ : Toys & Games
Lego Technic Tractor and Truck Pull - The Technic Twins - YouTube
LEGO TRACTOR PICS
LEGO 8457 Power Puller Set Parts Inventory and Instructions - LEGO Reference Guide