the bolt pattern is the same 5 x 5.5 but the wheel studs on the 2007 are twice the size.
1994-2001 Dodge ram 1500's have 5.5 on 5 bolt patterns. 1994-2002 Dodge Ram 2500/3500's have 6.5 on 8 bolt patterns.
Dodge Ram 1500 1994-2001
The 1999 to 2001 Dodge ram 1500 pickup truck water pump bolt pattern consists of two bolts on each side of the water pump. A picture of the bolt pattern can be obtained from most auto-parts stores.
just take a look at the bolt pattern, that should tell you
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5x5.5
5x139.7
5x5.5
8x6.5
The rim bolt pattern is 8 on 6.5inch.
5X5.5