I asked Avon what pressure to run when I replaced mine recently and this is what they sent me.
General Tire Pressure Guidelines – Avon Tyres
Based on a 170 lbs. rider with no luggage
For 2 up or bigger loads increase accordingly
Venom Tires with reinforced construction (150/90B15, etc.)
Solo 2 up light 2 up loaded
Front 38-40 40-41 42-43
Rear 44 46 48-50
Other Models – Venom (not reinforced or radial, 150/80-16), Roadrunner, Roadrider, etc.
Solo 2 up light 2 up heavy
Front 34-38 40-42 42
Rear 38-40 40-42 42
General Size/Pressure Chart
Front Solo 2 up light 2 up heavy
80/90-3.25 32-34 32-34 34-36
100/80-3.50 32-34 34-35 35-36
110/70-120/90 34-36 36-38 36-38
130/60-150/80 34-36 36-38 38-40
Rear Solo 2 up light 2 up heavy
4.00-100/90 34-36 36-38 38-40
4.25-110/90 34-36 36-38 38-40
120/80-130/90 36-38 38-40 40-42
140/70-190/50 36-38 38-40 40-42
140/90-200/50 38-40 40-42 40-42
Note: This is a wide range recommendation for average conditions only. High speed riding and/or high road temperatures may require a moderate increase in pressure, not to exceed the indicated maximum cold pressure on the sidewall. Contact Avon directly for exact pressure recommendations for your riding conditions. These are general guidelines only.
Avon Tyres Customer Service
6911-A 216th St. S.W. Lynnwood, WA 98036
Toll Free 1-800-624-7470 Fax 1-425-771-4246
Sorry it didn't line up very good.