Tires Size 320/90R42
Dimensions, specs, and every size 320/90R42 tire currently in stock
64.68"
1643 mm · calculated
320 mm
12.6 inches
11.34"
288 mm · 90% profile
42"
1066.8 mm
Showing 1 to 1 of 1 products
320/90R42 Specifications
Read directly from the size code. Load index, speed rating, and rim width range vary by model.
| Specification | Imperial | Metric |
|---|---|---|
| Section width | 12.6 in | 320 mm |
| Aspect ratio | 90% | — |
| Sidewall height | 11.34 in | 288 mm |
| Overall diameter (calculated) | 64.68 in | 1643 mm |
| Wheel / rim diameter | 42 in | 1066.8 mm |
| Construction | Radial | — |
What does 320/90R42 mean?
Reading the code on your sidewall
320 mm
The distance from sidewall to sidewall across the tire's widest point.
90% profile
The sidewall stands 90% of the section width, which is 288 mm on this size.
Radial
The body plies run across the tire at right angles to the direction of travel.
42 in
Fits a wheel measuring 42 inches across.
320/90R42 Questions & Answers
Dimensions and fitment guidelines for size 320/90R42
Need Help Choosing The Right Tires?
Have questions about fitment, brands, or pricing? Our team of tire experts is here to guide you to the perfect set — zero pressure, zero sales tactics.
Talk to a Tire Specialist Today
We make tire buying fast and effortless. Call or email us (Mon – Sat, 9AM – 5PM PT) to check size compatibility, load index, or speed ratings for your vehicle.
Expert Advice
Reply within 1 business day
Shop Our Collection
Explore premium tires, wheels, and fitments from top brands
Atlander Roverclaw H/T LT235/85R16
Ironman Iron All Country HT 4S 245/60R18
Ironman Iron All Country HT 4S 245/60R18
Gladiator Armor 4S All-weather EV Performance 235/40R19
Armstrong Blu-trac HP 225/50R17
Roadtrack Terrena UHP 225/55ZR19
Gripmax Maxgrip R/T 80PSI 37X13.50R24LT
Barkley Aphelios UHP 275/45R20
Delinte DH2 A/S 215/70R15
Itp .00-9/6 Mud Lite AT 22X11.00-9
Itp .00-9/6 Mud Lite AT 22X11.00-9
Nexen 285/50R20XL Nex Winguard Ice SUV 285/50R20
Nexen 285/50R20XL Nex Winguard Ice SUV 285/50R20
Atlander Roverclaw H/T LT235/85R16
Ironman Iron All Country HT 4S 245/60R18
Ironman Iron All Country HT 4S 245/60R18
Gladiator Armor 4S All-weather EV Performance 235/40R19
Armstrong Blu-trac HP 225/50R17
Roadtrack Terrena UHP 225/55ZR19
Gripmax Maxgrip R/T 80PSI 37X13.50R24LT
Barkley Aphelios UHP 275/45R20
Delinte DH2 A/S 215/70R15
Itp .00-9/6 Mud Lite AT 22X11.00-9
Itp .00-9/6 Mud Lite AT 22X11.00-9
Nexen 285/50R20XL Nex Winguard Ice SUV 285/50R20
Nexen 285/50R20XL Nex Winguard Ice SUV 285/50R20