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Michelin Pilot Sport 4S - 255/40R21

Pilot Sport 4S 255/40R21 Tire Specs

Size Diameter Width Rim
Range
Measured
Rim
Tread
Depth
Load
Range
Max
Load
Max
psi
Max
Speed
Weight Sidewall
Letters
Revs/Mile
255/40ZR21
102Y XL BSW
300 AA A
29" 10.2" 8.5-10" 9" 9/32" Extra Load 1874 lbs 50 psi 186 mph 28.7 lbs Black 717 Show Specs
HL255/40ZR21
105Y HL BSW
300 AA A
29" 10.2" 8.5-10" 9" 9/32" HL 2039 lbs 51 psi 186 mph 35 lbs Black 717 Show Specs
30,000 MileTread Warranty
Michelin Pilot Sport 4S 255/40R21
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Pilot Sport 4S
Summer - Supreme Performance
Size: 255/40R21
Read Reviews(2)
Where's the Price?
Available
(Last Checked 2/17/24)

The Michelin Pilot Sport 4 S has an asymmetric tread pattern that provides lateral grip while it's Dynamic Response Technology helps to provide better steering and stability. The inside tread block of the Pilot Sport 4 S is packed with high levels of silica for wet road performance and a new mix of elastomers gives you long lasting tread wear without sacrificing traction on dry pavement.

The 255/40R21 Michelin Pilot Sport 4S has a diameter of 29", a width of 10.2", mounts on a 21" rim and has 717 revolutions per mile. It weighs 35 lbs, has a max load of 2039 lbs, a maximum air pressure of 51 psi, a tread depth of 9/32" and should be used on a rim width of 8.5-10".



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AMG63's Review
Performance : 10/10
Appearance : 10/10
Noise : 10/10
Comfort : 10/10
Price : Great Deal
Recommend : Yes
Comments : I love my Michelin Pilot Sport 4S! They provide the right amount of grip for accelerating, braking and cornering!
Wakondax's Review
Performance : 10/10
Appearance : 10/10
Noise : 10/10
Comfort : 10/10
Price : Seems Right
Recommend : Yes
Comments : Best tires I have ever owned. Great handling. Great traction. The 315/35/20 is actually just as wide as a 325 tire. Compared tire size in person.

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