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TIRE NEWS |
| 6/10/2009 |
Dunlop Tire July 2009 Race Newsletter |
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To: All Dunlop Racers
RE: July 2009 races and what Dunlop recommends
NEWS: The MX51 is now available in the Dunlop shop.
Dunlop recommends the following for rear tire size usage:
100/90-19 rear for 125cc two-strokes, 250cc four-strokes
110/80-19 rear for 125cc two-strokes, 250cc four-strokes with 2.15 rim
110/90-19 rear for 250cc two-strokes
120/80-19 rear for 250cc two-strokes and 450F four-strokes
110/90-18 rear for 250cc four-stroke woods/trails off-road use
120/90-18 rear for 450cc four-stroke woods/trails off-road use
Pro Supercross/Motocross races
July 4
Buchanan MI, RedBud AMA Motocross Championship Round 6
Typical conditions: Deeper sand than normal races.
Front tire: MX31F 80/100-21 with tire pressure of 12 PSI
Rear tire: MX31 with tire pressure of 12.5 PSI
Support: Dunlop Service Vehicle support, see Brian Fleck
July 18
Millville MN, Spring Creek AMA Motocross Championship Round 7
Typical conditions: Sand whoops and a soft, deep start.
Front tire: MX51F 80/100-21 with tire pressure of 12 PSI
Rear tire: MX31 with tire pressure of 12.5 PSI
Support: Dunlop Service Vehicle support, see Brian Fleck
July 25
Washougal WA, Washougal MX Park AMA Motocross Championship Round 8
Women's Motocross Championship Round 6
Typical conditions: Hard, slick clay.
Front tire: D745F 90/100-21 with tire pressure of 11 PSI
Rear tire: MX51 with tire pressure of 12.5 PSI
Support: Dunlop Service Vehicle support, see Brian Fleck
PRO-AM Motocross (Qualifiers to earn AMA pro status)
July 5
Buchanan MI, RedBud AMA PRO-AM Motocross
Typical conditions: Deeper sand than normal races.
Front tire: MX31F 80/100-21 with tire pressure of 12 PSI
Rear tire: MX31 with tire pressure of 12.5 PSI
Support: Dunlop Service Vehicle support, see Brian Fleck
July 12
Kingsbury IN, Motoland AMA PRO-AM Motocross
Front tire: MX51F 80/100-21 with tire pressure of 12 PSI
Rear tire: MX51 with tire pressure of 12.5 PSI
July 12
Delmont PA, Steel City Raceway AMA PRO-AM Motocross
Typical conditions: Becomes hard-packed and slick.
Front tire: D745F 90/100-21 with tire pressure of 11 PSI
Rear tire: MX51 with tire pressure of 12 PSI
July 17
Millville MN, Spring Creek AMA PRO-AM Motocross
Typical conditions: Sand whoops and a soft start.
Front tire: MX51F 80/100-21 with tire pressure of 12 PSI
Rear tire: MX31 with tire pressure of 12.5 PSI
Support: Dunlop Service Vehicle support, see Brian Fleck
July 25
Washougal WA, Washougal MX Park AMA PRO-AM Motocross
Typical conditions: Hard, slick clay.
Front tire: D745F 90/100-21 with tire pressure of 11 PSI
Rear tire: MX51 with tire pressure of 12.5 PSI
Support: Dunlop Service Vehicle support, see Brian Fleck
Amateur races
July 27-Aug 1
Ponca City OK, NMA Grand National Championships
Typical conditions: A sand section is usually added for this event.
Front tire: MX51F 90/100-21 with tire pressure of 12 PSI
Rear tire: MX51 with tire pressure of 12.5 PSI
Support: D&S Cycles, see Marshall or Brian Fleck
August 3-8
Hurricane Mills TN, Loretta Lynn Ranch Amateur National Motocross
Typical conditions: If it rains change to MX31 front and rear. Early motos can use MX31 rear.
Front tire: MX51F 80/100-21 with tire pressure of 12 PSI
Rear tire: MX51 with tire pressure of 12.5 PSI
Support: Dunlop Service Vehicle support, see Brian Fleck
Off-Road/Enduro/Scrambles
July 19
Blain PA, Blain Picnic Grounds AMA National Enduro Series Round 8
Front tire: D952F with tire pressure of 13 PSI
Rear tire: D952 with tire pressure of 14 PSI
July 19
Newark Valley NY, AMA East Hare Scrambles Series Round 5
Front tire: D952F 80/100-21 with tire pressure of 13 PSI
Rear tire: D952 with tire pressure of 14 PSI
July 25
Las Vegas NV, The Orleans Arena AMA EnduroCross Round 1
Front tire: D745F 90/100-21 with tire pressure of 12 PSI
Rear tire: D745 with tire pressure of 12 PSI
Extra tire tip: Groove the center knobs of tire.
July 26
Valley View PA, AMA East Hare Scrambles Series Round 6
Front tire: D952F with tire pressure of 13 PSI
Rear tire: D952 with tire pressure of 14 PSI
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Dunlop Tire July 2009 Race Newsletter |
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