OTR TIRE

EARTHMAX SR 30

Radial
Earthmax
MINE STAR is a bias-ply tire which is an excellent choice for heavy-duty underground mining operations. It features high cut/chip and puncture resistance providing improved operational efficiency. MINE STAR is made of a special compound and features a special tread design resulting in an extended tire life-cycle.
Reinforced structure designed for continuous load stress
Designed to ensure grip on uneven and challenging surfaces
Designed for intensive off-road and on-site operations
Sectors
OTR
Machineries
Rigid Dumper
Rigid Dump Truck
Dozer
Grader
Loader
Articulated Dump Truck
Applications
Transport
Surface Mining
Underground Mining
Grading
Loading
Dozing

EARTHMAX SR 30 - Technical data

download datasheet
SIZE
VERSION
US Code
TRA Code
Star Rating
LI/SS
RIM (REC)
RIM (ALT)
OW
OD
SLR
RC
TIRE TYPE
Tread depth
TMPH
20.5R25
CUT RESISTANT COMPOUND
E3/L3
**/*
177 B, 186 A2
17.00/2.0
17.00/1.7
20.8
58.5
26.1
174.8
TL
40.32
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
E3/L3
Star Rating
**/*
LI/SS
177 B, 186 A2
RIM (REC)
17.00/2.0
RIM (ALT)
17.00/1.7
OW
20.8
OD
58.5
SLR
26.1
RC
174.8
TIRE TYPE
TL
Tread depth
40.32
TMPH
Set your values to calculate maximum load capacity
VERSION
SPECIAL
US Code
TRA Code
E3/L3
Star Rating
**/*
LI/SS
185 B, 195 A2
RIM (REC)
19.50/2.5
RIM (ALT)
OW
24.1
OD
63.3
SLR
28.0
RC
188.9
TIRE TYPE
TL
Tread depth
42.84
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
L3
Star Rating
*
LI/SS
202 A2
RIM (REC)
22.00/3.0
RIM (ALT)
OW
27.1
OD
68.6
SLR
30.2
RC
204.7
TIRE TYPE
TL
Tread depth
47.88
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
E3
Star Rating
**
LI/SS
193 B
RIM (REC)
22.00/3.0
RIM (ALT)
OW
27.1
OD
68.6
SLR
30.2
RC
204.7
TIRE TYPE
TL
Tread depth
47.88
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
E3/L3
Star Rating
**/*
LI/SS
200 B, 208 A2
RIM (REC)
25.00/3.5
RIM (ALT)
OW
30.1
OD
73.3
SLR
32.2
RC
218.7
TIRE TYPE
TL
Tread depth
52.92
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
L3
Star Rating
**
LI/SS
193 A2
RIM (REC)
17.00/2.0
RIM (ALT)
17.00/1.7
OW
20.8
OD
58.5
SLR
26.1
RC
174.8
TIRE TYPE
TL
Tread depth
40.32
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
E3/L3
Star Rating
**/*
LI/SS
167 B, 176 A2
RIM (REC)
14.00/1.5
RIM (ALT)
OW
17.6
OD
53.0
SLR
23.9
RC
158.3
TIRE TYPE
TL
Tread depth
36.54
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
E3/L3
Star Rating
**/*
LI/SS
160 B, 169 A2
RIM (REC)
12.00/1.3
RIM (ALT)
OW
15.6
OD
50.2
SLR
22.6
RC
150.0
TIRE TYPE
TL
Tread depth
34.02
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
E3/L3
Star Rating
**/*
LI/SS
193 B, 202 A2
RIM (REC)
22.00/3.0
RIM (ALT)
OW
27.1
OD
68.6
SLR
30.2
RC
204.7
TIRE TYPE
TL
Tread depth
47.88
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
E3
Star Rating
**
LI/SS
200 B
RIM (REC)
25.00/3.5
RIM (ALT)
OW
30.1
OD
73.3
SLR
32.2
RC
218.7
TIRE TYPE
TL
Tread depth
52.92
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
E3/L3
Star Rating
**/*
LI/SS
185 B, 195 A2
RIM (REC)
19.50/2.5
RIM (ALT)
OW
24.1
OD
63.3
SLR
28.0
RC
188.9
TIRE TYPE
TL
Tread depth
42.84
TMPH
Set your values to calculate maximum load capacity
VERSION
CUT RESISTANT COMPOUND
US Code
TRA Code
L3
Star Rating
*
LI/SS
208 A2
RIM (REC)
25.00/3.5
RIM (ALT)
OW
30.1
OD
73.3
SLR
32.2
RC
218.7
TIRE TYPE
TL
Tread depth
52.92
TMPH
Set your values to calculate maximum load capacity

features

The tire is designed to deliver stable and predictable performance, ensuring dependable performance under continuous heavy loads. It supports consistent productivity and operational safety throughout its service life.
Traction
Cut Resistance
Durability
Stability

Technologies

MINE STAR is engineered using advanced construction principles, combining structural strength with optimized material distribution. The design emphasizes durability, structural reliability, and suitability for demanding applications.
Choose a tire size
20.5R25
23.5R25
26.5R25
29.5R25
17.5R25
15.5R25

Get exclusive updates from the BKT Universe.

Join our newsletter to receive the latest on products, events, and everything happening across the world of BKT directly in your inbox.