Size | Diameter | Width | Rim Range |
Measured Rim |
Tread Depth |
Load Range |
Max Load |
Max psi |
Max Speed |
Weight | Sidewall Letters |
Revs/Mile | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
315/40R21 111H SL BSW 540 A A |
30.9" | 12.6" | 10.5-12.5" | 11" | 8.5/32" | Standard Load | 2403 lbs | 44 psi | 130 mph | 36.5 lbs | Black | 673 | Show Specs |
Michelin Primacy tires are the top choice for premium vehicles and the Tour A/S is no different. It has the quietist tread design in its class with enhanced noise reduction tuning that combines noise cancelling shoulder grooves with smooth belts for an amazingly quiet ride. The Tour A/S has improved snow traction as well and maintains tread flexibility even in extreme winter environments.
The 315/40R21 Michelin Primacy Tour A/S has a diameter of 30.9", a width of 12.6", mounts on a 21" rim and has 673 revolutions per mile. It weighs 36.5 lbs, has a max load of 2403 lbs, a maximum air pressure of 44 psi, a tread depth of 8.5/32" and should be used on a rim width of 10.5-12.5".