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Old 02-02-2013, 05:05 PM   #32891
yaw's Avatar
Joined: Apr 2010
Location: Republic of PDX Oregon
Oddometer: 73
pirelli scorpion pro

Went to buy a Pirelli Scorpion Pro front tire but it lists two sizes. Anyone know the difference? 1) 90/90-21 54R
2) 90/90-21. The first is about $5 more... Thanks!
08 yamaha wr250x
07 ktm 990s sold
67 bmw r69s sold
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