50th Anniversary bike (red/whi...
	50th Anniversary bike (yellow/...
	Extreme mode 600cc-1200cc...
	Quick Race Extreme mode and tr...
	USA Extreme bike...
	Various Achievements...

Set your season to 2005 under the "Season" option. Then, win a quick race with Valentino Rossi at Valencia.

Set your season to 2005 under the "Season" option. Then, win a quick race with Valentino Rossi at Laguna Seca.

Repeat all seventeen tracks to unlock more Extreme mode tracks.

As Valentino Rossi, win Quick Race in GP mode.

Press Right, Up, B(2), A, B, Up, B(2), A at the "Game Mode" screen.

Complete the following achievements to unlock the indicated number of Xbox Live Gamerscore points.

Achievement	How to unlock
Accredited (100 points)	All rider credits awarded.
Challenge Expert (30 points)	50 Challenges completed.
Challenge Master (60 points)	All Challenges completed.
Extreme 1000 - Legend (60 points)	Win a Career mode Extreme 1000 season under the Legend difficulty.
Extreme 1200 - Champion (50 points)	Win a Career mode Extreme 1200 season under the Champion difficulty.
Extreme 1200 - Legend (75 points)	Win a Career mode Extreme 1200 season under the Legend difficulty.
Extreme 1200 - Professional (25 points)	Win a Career mode Extreme 1200 season under the Pro difficulty.
Extreme 600 - Legend (30 points)	Win a Career mode Extreme 600 season under the Legend difficulty.
Extreme Bike Collector (50 points)	Buy all extreme bikes.
Extreme Mode Champion (10 points)	Win any Extreme mode championship.
Finish 100 races (30 points)	Finish 100 races (Xbox Live or offline).
Finish 250 races (30 points)	Finish 250 races (Xbox Live or offline).
Finish 50 races (20 points)	Finish 50 races (Xbox Live or offline).
Finish 500 races (50 points)	Finish 500 races (Xbox Live or offline).
GP: Champion (60 points)	Win a Career mode Grand Prix season under the Champion difficulty.
GP: Legend (100 points)	Win a Career mode Grand Prix season under the Legend difficulty.
GP: Professional (30 points)	Win a Career mode Grand Prix season under the Pro difficulty.
GP: Rookie (10 points)	Win a Career mode Grand Prix season under the Rookie difficulty.
Seeded #1 (75 points)	Seed #1 reached.
Seeded #10 (50 points)	Seed #10 reached.
Seeded #25 (30 points)	Seed #25 reached.
Seeded #50 (20 points)	Seed #50 reached.
Seeded #75 (15 points)	Seed #75 reached.
Seeded #90 (10 points)	Seed #90 reached.
Stunt Mode Rider (10 points)	Play a Stunt mode game in multi-player mode.