In 2007, LEGO released 6 Technic sets, all of these sets have been retired. For that year, the total price of all retail sets cost $330, today those sets are valued around $1,434, a growth of 335%.
Most valuable 2007 LEGO Technic set
8274 Combine Harvester $588.53
Largest 2007 LEGO Technic set
8275 Motorized Bulldozer 1,384 pieces
6 sets

8270 Rough Terrain Crane

Theme Technic
Year 2007
Pieces 106
Availability Retired
8270 LEGO Technic Rough Terrain Crane
Retail $9.99
Value $55.13
Growth  +451.9%
Annual growth 5.0%

8271 Wheel Loader

Theme Technic
Year 2007
Pieces 200
Availability Retired
8271 LEGO Technic Wheel Loader
Retail $19.99
Value $34.85
Growth  +74.3%
Annual growth 3.1%

8272 Snowmobile

Theme Technic
Year 2007
Pieces 331
Availability Retired
8272 LEGO Technic Snowmobile
Retail $29.99
Value $114.90
Growth  +283.1%
Annual growth 4.0%

8273 Off Road Truck

Theme Technic
Year 2007
Pieces 805
Availability Retired
8273 LEGO Technic Off Road Truck
Retail $49.99
Value $121.67
Growth  +143.4%
Annual growth 3.5%

8274 Combine Harvester

Theme Technic
Year 2007
Pieces 1,025
Availability Retired
8274 LEGO Technic Combine Harvester
Retail $69.99
Value $588.53
Growth  +740.9%
Annual growth 5.4%

8275 Motorized Bulldozer

Theme Technic
Year 2007
Pieces 1,384
Availability Retired
8275 LEGO Technic Motorized Bulldozer
Retail $149.99
Value $519.19
Growth  +246.1%
Annual growth 3.9%