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When they roll over rocks/bumps, the large end wheel rolls over the bump, then the first roller hits it hard. The gap between the rest of the center rollers is small enough to spread the load evenly unlike the big gap between the large lead wheels and the first small wheel.
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German autos: '79 911 SC, '87 951, '03 330i, '08 Cayenne, '13 Cayenne
0% Liberal
Men do not quit playing because they get old.... They get old because they quit playing.
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