ST778+ SE

Long Haul Steer

The ST778+ SE is a SmartWay Verified long-haul steer tire. Incorporating a collection of features, the ST778+ SE delivers superior miles to removal, excellent handling for safe operation and dependable retreadability of the casing.

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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

Shoulder grooves work with the wide, flat tread radius to control irregular wear
Wide solid shoulders evenly dispense contact pressure for long, even wear
Micro sipes protect the interior ribs from punch wear
Stone ejectors in the base of the tread groove promote casing integrity
Four Steel Belt Package - resists punctures, increases vehicle stability and contributes to more retread cycles

Tire Specifications

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TIRE SIZE

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Tire Specifications

285/75R24.5 Change Size View all Sizes and Specs

SIZE 285/75R24.5
PLY RATING 14
SERVICE DESCRIPTION 144/141L
MAX SPEED 75
TREAD DEPTH 18

PRODUCT CODE	SUMI-5532878
TIRE SIZE	285/75R24.5
SERVICE DESCRIPTION	144/141L
LOAD RANGE/PLY	G/14
PREF. RIM WIDTH (INCH)	8.25
MIN. RIM WIDTH (INCH)	7.50
SINGLE MAX LOAD (LBS.)	6175
REVS PER MILE	503

DUAL MAX LOAD (LBS.)	5675
I.P. (PSI)	110
OVERALL DIAMETER (INCH)	41.3
SECTION WIDTH (INCH)	11.0
MIN. DUAL SPACING (INCH)	12.5
TREAD DEPTH (X/32")	18
STATIC LOADED RADIUS	19.4
MAX SPEED (MPH)	75

Tire Specifications

11R22.5 Change Size View all Sizes and Specs

SIZE 11R22.5
PLY RATING 16
SERVICE DESCRIPTION 146/143L
MAX SPEED 75
TREAD DEPTH 18

PRODUCT CODE	SUMI-5532852
TIRE SIZE	11R22.5
SERVICE DESCRIPTION	146/143L
LOAD RANGE/PLY	H/16
PREF. RIM WIDTH (INCH)	8.25
MIN. RIM WIDTH (INCH)	7.50
SINGLE MAX LOAD (LBS.)	6610
REVS PER MILE	501

DUAL MAX LOAD (LBS.)	6005
I.P. (PSI)	120
OVERALL DIAMETER (INCH)	41.5
SECTION WIDTH (INCH)	11.3
MIN. DUAL SPACING (INCH)	12.5
TREAD DEPTH (X/32")	18
STATIC LOADED RADIUS	19.3
MAX SPEED (MPH)	75

Tire Specifications

11R24.5 Change Size View all Sizes and Specs

SIZE 11R24.5
PLY RATING 16
SERVICE DESCRIPTION 149/146L
MAX SPEED 75
TREAD DEPTH 18

PRODUCT CODE	SUMI-5532859
TIRE SIZE	11R24.5
SERVICE DESCRIPTION	149/146L
LOAD RANGE/PLY	H/16
PREF. RIM WIDTH (INCH)	8.25
MIN. RIM WIDTH (INCH)	7.50
SINGLE MAX LOAD (LBS.)	7160
REVS PER MILE	481

DUAL MAX LOAD (LBS.)	6610
I.P. (PSI)	120
OVERALL DIAMETER (INCH)	43.2
SECTION WIDTH (INCH)	11.3
MIN. DUAL SPACING (INCH)	12.5
TREAD DEPTH (X/32")	18
STATIC LOADED RADIUS	20.2
MAX SPEED (MPH)	75

Tire Specifications

295/75R22.5 Change Size View all Sizes and Specs

SIZE 295/75R22.5
PLY RATING 14
SERVICE DESCRIPTION 144/141L
MAX SPEED 75
TREAD DEPTH 18

PRODUCT CODE	SUMI-5532875
TIRE SIZE	295/75R22.5
SERVICE DESCRIPTION	144/141L
LOAD RANGE/PLY	G/14
PREF. RIM WIDTH (INCH)	9.00
MIN. RIM WIDTH (INCH)	8.25
SINGLE MAX LOAD (LBS.)	6175
REVS PER MILE	518

DUAL MAX LOAD (LBS.)	5675
I.P. (PSI)	110
OVERALL DIAMETER (INCH)	40.1
SECTION WIDTH (INCH)	11.5
MIN. DUAL SPACING (INCH)	13.2
TREAD DEPTH (X/32")	18
STATIC LOADED RADIUS	18.8
MAX SPEED (MPH)	75

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