What is the diameter of a LT245/70R17 tire?

A LT245/70R17 tire has an overall diameter of 30.5 inches (774.7mm).

How many revolutions per mile does a LT245/70R17 tire make?

A LT245/70R17 tire makes approximately 661 revolutions per mile.

What rim width is recommended for LT245/70R17 tires?

The recommended wheel rim width for a LT245/70R17 tire is 6.1" - 8.6".

LT245/70R17

Truck / LT

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The LT245/70R17 tire size features an overall diameter of 30.5 inches, a section width of 9.6 inches (245mm), and rotates 661 times per mile. It is a standard factory tire fitment on 150+ vehicle models including Dodge Cab & Chassis.

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Physical Dimensions & Specs

Overall Diameter

30.5"

774.7 mm

Section Width

245 mm

9.65" wide

Sidewall Height

6.75"

171.4 mm (70% aspect)

Revolutions / Mile

661

Circumference: 95.83"

Rim Diameter

17"

Wheel size

Recommended Rim Width

6.1" - 8.6"

Optimal rim width range

Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare LT245/70R17 against any proposed tire size below:

Popular Comparisons:

Tire 1 (Stock / Base)245/70R17

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:30.5"

Sidewall:6.8"

Revs/Mile:661

Tire 2 (New / Compare)245/60R18

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:29.6"

Sidewall:5.8"

Revs/Mile:682

Visual Tire & Wheel Comparison

Speedometer Variance

-3.0%At 60 mph reading, actual speed is 58.2 mph

Indicated	Actual Speed	Diff
20 mph	19.4 mph	-0.6 mph
30 mph	29.1 mph	-0.9 mph
45 mph	43.6 mph	-1.4 mph
60 mph	58.2 mph	-1.8 mph
75 mph	72.7 mph	-2.3 mph
90 mph	87.3 mph	-2.7 mph

Fender & Suspension Clearance

Fitment Status: MODERATE RISK

Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.

Inner Strut Space:7.7mm LESS clearance

Outer Fender Push:Extends 17.7mm further out

Ride Height Delta:-0.46" lower ground clearance

Vehicles That Fit LT245/70R17 (150+ Models)

Factory standard and optional vehicle fitments utilizing LT245/70R17 tires:

Year	Make & Model	Trim / Variant	Lookup Specs
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.7 D, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.7 D, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.7 D, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.7 D, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 6, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 6, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 6, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 6, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 C, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 C, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 C, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 8.0 W, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 8.0 W, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 8.0 W, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 8.0 W, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.7 D, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.7 D, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.7 D, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 C, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.7 D, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.9 6, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.9 6, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.9 6, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.9 6, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.9 C, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.9 C, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.9 C, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 5.9 C, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 8.0 W, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 8.0 W, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 8.0 W, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R2500, 4D Pickup, 8.0 W, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.7 D, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.7 D, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.7 D, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.7 D, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.9 6, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.9 6, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.9 6, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.9 6, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.9 C, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.9 C, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.9 C, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 5.9 C, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 8.0 W, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 8.0 W, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 8.0 W, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 2D Pickup, 8.0 W, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.7 D, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.7 D, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.7 D, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.7 D, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.9 6, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.9 6, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.9 6, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.9 6, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.9 C, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.9 C, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.9 C, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 5.9 C, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 8.0 W, 4WD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 8.0 W, 4WD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 8.0 W, RWD, Automatic	View 2003 Cab & Chassis ›
2003	Dodge Cab & Chassis	R3500, 4D Pickup, 8.0 W, RWD, Standard	View 2003 Cab & Chassis ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.7 D, 4WD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.7 D, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.7 D, RWD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.7 D, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 6, 4WD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 6, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 6, 4WD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 6, RWD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 6, RWD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 6, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 C, 4WD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 C, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 C, RWD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 5.9 C, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 8.0 W, 4WD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 8.0 W, 4WD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 8.0 W, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 8.0 W, RWD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 8.0 W, RWD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 2D Pickup, 8.0 W, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.7 D, 4WD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.7 D, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.7 D, RWD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.7 D, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 6, 4WD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 6, 4WD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 6, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 6, RWD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 6, RWD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 6, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 C, 4WD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 C, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 C, RWD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 5.9 C, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 8.0 W, 4WD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 8.0 W, 4WD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 8.0 W, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 8.0 W, RWD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 8.0 W, RWD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R2500, 4D Pickup, 8.0 W, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.7 D, 4WD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.7 D, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.7 D, RWD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.7 D, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 6, 4WD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 6, 4WD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 6, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 6, RWD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 6, RWD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 6, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 C, 4WD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 C, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 C, RWD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 5.9 C, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 8.0 W, 4WD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 8.0 W, 4WD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 8.0 W, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 8.0 W, RWD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 8.0 W, RWD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 2D Pickup, 8.0 W, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.7 D, 4WD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.7 D, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.7 D, RWD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.7 D, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 6, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 6, 4WD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 6, 4WD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 6, RWD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 6, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 6, RWD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 C, 4WD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 C, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 C, RWD, Automatic	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 5.9 C, RWD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 8.0 W, 4WD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 8.0 W, 4WD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 8.0 W, 4WD, Standard	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 8.0 W, RWD, Automatic, 47RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 8.0 W, RWD, Automatic, 48RE	View 2003 Pickup ›
2003	Dodge Pickup	R3500, 4D Pickup, 8.0 W, RWD, Standard	View 2003 Pickup ›
2004	Dodge Cab & Chassis	R2500, 2D Pickup, 5.7 D, 4WD, Automatic	View 2004 Cab & Chassis ›
2004	Dodge Cab & Chassis	R2500, 2D Pickup, 5.7 D, 4WD, Standard	View 2004 Cab & Chassis ›
2004	Dodge Cab & Chassis	R2500, 2D Pickup, 5.7 D, RWD, Automatic	View 2004 Cab & Chassis ›
2004	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 6, 4WD, Automatic	View 2004 Cab & Chassis ›
2004	Dodge Cab & Chassis	R2500, 2D Pickup, 5.7 D, RWD, Standard	View 2004 Cab & Chassis ›
2004	Dodge Cab & Chassis	R2500, 2D Pickup, 5.9 6, 4WD, Standard	View 2004 Cab & Chassis ›