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275/55R21 Specifications Recommended Rim Width
8–10 in
8" 10"
Overall Diameter
83.6 cm
32.9 in
Sidewall Height
15.1 cm
6.0 in
Visible Sidewall
13.4 cm
5.3 in
72 compatible alternatives within 3% of the original diameter, organized by wheel diameter. The closest match per tread width within each section is shown in italics. All sizes are theoretical and may not actually be produced. Click a size to verify commercial availability.
Light truck (LT) size — most retailers surface both passenger-metric and LT-metric results for this size. Verify load range and ply rating match your vehicle's requirements before purchasing.
20" Wheel Diameter Tire Size Diameter (cm) Sidewall (cm) Visible SW (cm) % Diff Speed @ 30mph Speed @ 60mph 255/60R20 81.4 15.3 13.5 -2.6% 29.2 mph 58.4 mph 255/65R20 83.9 16.6 14.8 +0.4% 30.1 mph 60.3 mph 265/60R20 82.6 15.9 14.1 -1.2% 29.6 mph 59.3 mph 265/65R20 85.3 17.2 15.5 +2.0% 30.6 mph 61.2 mph 275/60R20 83.8 16.5 14.8 +0.3% 30.1 mph 60.2 mph 285/55R20 82.2 15.7 13.9 -1.7% 29.5 mph 59.0 mph 285/60R20 85.0 17.1 15.3 +1.7% 30.5 mph 61.0 mph 295/55R20 83.3 16.2 14.5 -0.4% 29.9 mph 59.8 mph 305/50R20 81.3 15.3 13.5 -2.7% 29.2 mph 58.4 mph 305/55R20 84.3 16.8 15.0 +0.9% 30.3 mph 60.5 mph 315/50R20 82.3 15.8 14.0 -1.5% 29.5 mph 59.1 mph 315/55R20 85.5 17.3 15.6 +2.2% 30.7 mph 61.3 mph 325/50R20 83.3 16.3 14.5 -0.3% 29.9 mph 59.8 mph 335/50R20 84.3 16.8 15.0 +0.8% 30.3 mph 60.5 mph 345/45R20 81.8 15.5 13.8 -2.1% 29.4 mph 58.8 mph 345/50R20 85.3 17.3 15.5 +2.0% 30.6 mph 61.2 mph 355/45R20 82.8 16.0 14.2 -1.0% 29.7 mph 59.4 mph
21" Wheel Diameter (Original) Tire Size Diameter (cm) Sidewall (cm) Visible SW (cm) % Diff Speed @ 30mph Speed @ 60mph 255/55R21 81.4 14.0 12.3 -2.6% 29.2 mph 58.4 mph 255/60R21 83.9 15.3 13.5 +0.4% 30.1 mph 60.3 mph 265/55R21 82.5 14.6 12.8 -1.3% 29.6 mph 59.2 mph 265/60R21 85.1 15.9 14.1 +1.9% 30.6 mph 61.1 mph 275/55R21 (Original) 83.6 15.1 13.4 +0.0% 30.0 mph 60.0 mph 285/50R21 81.8 14.3 12.5 -2.1% 29.4 mph 58.7 mph 285/55R21 84.7 15.7 13.9 +1.3% 30.4 mph 60.8 mph 295/50R21 82.8 14.8 13.0 -0.9% 29.7 mph 59.5 mph 295/55R21 85.8 16.2 14.5 +2.6% 30.8 mph 61.6 mph 305/50R21 83.8 15.3 13.5 +0.3% 30.1 mph 60.2 mph 315/45R21 81.7 14.2 12.4 -2.3% 29.3 mph 58.6 mph 315/50R21 84.8 15.8 14.0 +1.5% 30.4 mph 60.9 mph 325/45R21 82.6 14.6 12.9 -1.2% 29.6 mph 59.3 mph 325/50R21 85.8 16.3 14.5 +2.7% 30.8 mph 61.6 mph 335/45R21 83.5 15.1 13.3 -0.1% 30.0 mph 59.9 mph 345/45R21 84.4 15.5 13.8 +1.0% 30.3 mph 60.6 mph 355/40R21 81.7 14.2 12.5 -2.2% 29.3 mph 58.7 mph 355/45R21 85.3 16.0 14.2 +2.0% 30.6 mph 61.2 mph
22" Wheel Diameter Tire Size Diameter (cm) Sidewall (cm) Visible SW (cm) % Diff Speed @ 30mph Speed @ 60mph 255/50R22 81.4 12.8 11.0 -2.6% 29.2 mph 58.4 mph 255/55R22 83.9 14.0 12.3 +0.4% 30.1 mph 60.2 mph 265/50R22 82.4 13.3 11.5 -1.4% 29.6 mph 59.1 mph 265/55R22 85.0 14.6 12.8 +1.7% 30.5 mph 61.0 mph 275/50R22 83.4 13.8 12.0 -0.3% 29.9 mph 59.8 mph 285/45R22 81.5 12.8 11.1 -2.5% 29.3 mph 58.5 mph 285/50R22 84.4 14.3 12.5 +0.9% 30.3 mph 60.6 mph 295/45R22 82.4 13.3 11.5 -1.4% 29.6 mph 59.2 mph 295/50R22 85.4 14.8 13.0 +2.1% 30.6 mph 61.3 mph 305/45R22 83.3 13.7 12.0 -0.3% 29.9 mph 59.8 mph 315/45R22 84.2 14.2 12.4 +0.8% 30.2 mph 60.5 mph 325/40R22 81.9 13.0 11.3 -2.0% 29.4 mph 58.8 mph 325/45R22 85.1 14.6 12.9 +1.8% 30.6 mph 61.1 mph 335/40R22 82.7 13.4 11.7 -1.1% 29.7 mph 59.3 mph 335/45R22 86.0 15.1 13.3 +2.9% 30.9 mph 61.8 mph 345/40R22 83.5 13.8 12.1 -0.1% 30.0 mph 59.9 mph 355/40R22 84.3 14.2 12.5 +0.8% 30.2 mph 60.5 mph
Current Tire Pricing Price availability updated June 2026. Actual prices may vary.
Tire Recommendations Ultra High Performance All-Season Year-round daily driving with performance capability
Michelin Pilot Sport All Season 4 Treadwear: 540
Grand Touring All-Season Comfortable, long-wearing all-season tires for daily driving
Michelin CrossClimate2 Treadwear: 640
Goodyear Assurance WeatherReady2 Treadwear: 700
On-Road All-Terrain Pavement-primary with light off-road and gravel capability
Bridgestone Dueler A/T Ascent Treadwear: None
Cooper Discoverer Road+Trail AT Treadwear: 620
Nitto Nomad Grappler Treadwear: 620
Vredestein Pinza AT Treadwear: 620
Yokohama Geolandar A/T4 Treadwear: 700
Off-Road All-Terrain Adventure-ready traction for both trails and pavement
BFGoodrich All-Terrain T/A KO3 Treadwear: None
Falken WildPeak A/T4W Treadwear: None
Goodyear Wrangler Workhorse AT2 Treadwear: None
Toyo Open Country A/T III EV Treadwear: None
Toyo Open Country A/T III Treadwear: None
265/60R20 -1", -10mm 275/60R20 -1" 285/55R20 -1", +10mm 285/60R20 -1", +10mm 295/55R20 -1", +20mm 305/50R20 -1", +30mm 305/55R20 -1", +30mm 275/50R22 +1" 285/45R22 +1", +10mm 285/50R22 +1", +10mm 295/50R22 +1", +20mm 305/45R22 +1", +30mm BFGoodrich All-Terrain T/A KO2 Treadwear: None
General Grabber A/TX Treadwear: None
Rugged All-Terrain Aggressive off-road capability with acceptable on-road manners
Goodyear Wrangler Duratrac RT Treadwear: None
Cooper Discoverer Rugged Trek Treadwear: None
Nitto Ridge Grappler Treadwear: None
265/60R20 -1", -10mm 275/60R20 -1" 285/55R20 -1", +10mm 285/60R20 -1", +10mm 295/55R20 -1", +20mm 305/50R20 -1", +30mm 305/55R20 -1", +30mm 275/50R22 +1" 285/45R22 +1", +10mm 285/50R22 +1", +10mm 295/50R22 +1", +20mm 305/45R22 +1", +30mm Yokohama Geolandar X-AT Treadwear: None
Toyo Open Country R/T Trail Treadwear: None
Off-Road Max Traction Maximum off-road traction for serious rock, mud, and trail use
Yokohama Geolandar M/T G003 Treadwear: None
BFGoodrich Mud-Terrain T/A KM3 Treadwear: None
How to Use This Information Stay within 3%: All listed tire sizes maintain proper speedometer accuracy and vehicle dynamicsConsider aspect ratio: Lower numbers mean shorter sidewalls (better handling, harsher ride)Treadwidth matters: Wider tires typically offer more grip but may reduce fuel economyCheck clearance: Ensure your vehicle has adequate wheel well and suspension clearanceWant to look up compatibility for a different tire size? Use our tire size compatibility lookup