ST530

Optimized Mixed Service All-Position

The Sumitomo ST530 is a premium wide base mixed service all-position tire that was designed for exceptional durability and performance. The ST530's wide footprint ensures extended tread life, while larger tread blocks provide uniform stiffness to reduce irregular wear. Enhanced with stone defense features and thick curbing ribs, the ST530 protects the casing from damage, ensuring longevity and reliability.

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6 YEAR Warranty

6 Years from Original Purchase Date*
2 Recap Casing Warranty*

*DOWNLOAD WARRANTY INFO FOR DETAILS AND EXCLUSIONS Print Product Sheet

TIRE CONSTRUCTION

Wide tread and high tread-to-void ratio helps extend tread life
Larger hexagonal blocks provide uniform stiffness and reduces irregular wear
Larger block corner angle resists irregular wear
Stone defense features protect the casing from damage
Thick curbing ribs help shield the casing from sidewall damage

Tire Specifications

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TIRE SIZE

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Tire Specifications

445/65R22.5 Change Size View all Sizes and Specs

SIZE 445/65R22.5
PLY RATING 22
SERVICE DESCRIPTION 169K
MAX SPEED 68
TREAD DEPTH 24

PRODUCT CODE	SUMI-5534005
TIRE SIZE	445/65R22.5
SERVICE DESCRIPTION	169K
LOAD RANGE/PLY	M/22
PREF. RIM WIDTH (INCH)	0.00
MIN. RIM WIDTH (INCH)	0.00
SINGLE MAX LOAD (LBS.)	12800
REVS PER MILE	457.8

DUAL MAX LOAD (LBS.)	-
I.P. (PSI)	130
OVERALL DIAMETER (INCH)	45.7
SECTION WIDTH (INCH)	17.3
MIN. DUAL SPACING (INCH)	-
TREAD DEPTH (X/32")	24
STATIC LOADED RADIUS	20.9
MAX SPEED (MPH)	68

Tire Specifications

385/65R22.5 Change Size View all Sizes and Specs

SIZE 385/65R22.5
PLY RATING 20
SERVICE DESCRIPTION 160K
MAX SPEED 68
TREAD DEPTH 22

PRODUCT CODE	SUMI-5534003
TIRE SIZE	385/65R22.5
SERVICE DESCRIPTION	160K
LOAD RANGE/PLY	L/20
PREF. RIM WIDTH (INCH)	11.75
MIN. RIM WIDTH (INCH)	11.75
SINGLE MAX LOAD (LBS.)	9920
REVS PER MILE	492.7

DUAL MAX LOAD (LBS.)	-
I.P. (PSI)	130
OVERALL DIAMETER (INCH)	42.4
SECTION WIDTH (INCH)	15.3
MIN. DUAL SPACING (INCH)	-
TREAD DEPTH (X/32")	22
STATIC LOADED RADIUS	19.6
MAX SPEED (MPH)	68

Tire Specifications

425/65R22.5 Change Size View all Sizes and Specs

SIZE 425/65R22.5
PLY RATING 20
SERVICE DESCRIPTION 165K
MAX SPEED 68
TREAD DEPTH 24

PRODUCT CODE	SUMI-5534004
TIRE SIZE	425/65R22.5
SERVICE DESCRIPTION	165K
LOAD RANGE/PLY	L/20
PREF. RIM WIDTH (INCH)	12.25
MIN. RIM WIDTH (INCH)	12.25
SINGLE MAX LOAD (LBS.)	11400
REVS PER MILE	469.1

DUAL MAX LOAD (LBS.)	-
I.P. (PSI)	120
OVERALL DIAMETER (INCH)	44.6
SECTION WIDTH (INCH)	16.5
MIN. DUAL SPACING (INCH)	-
TREAD DEPTH (X/32")	24
STATIC LOADED RADIUS	20.4
MAX SPEED (MPH)	68

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