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AGRICULTURAL TIRE
ST 180
Bias
ST 180 is a tire developed for haulage applications with trailers and implements. Its specific tread pattern ensures a long tire life-cycle due to reduced wear. ST 180 is available in different versions: an “aramid belted” version ensures improved puncture resistance, while the “special” version provides high cut and chip resistance.
Sectors
Agriculture
Machineries
Trailer
Implements
Implement Machinery
Applications
Transport
features
The tire is designed to deliver stable and predictable performance, maintaining handling precision and safety during extended use. It supports consistent productivity and operational safety throughout its service life.
Cut and Chip Resistance
High Puncture Resistance
ST 180 - Technical data
SIZE
VERSION
PR
RIM (REC)
RIM (ALT)
SW
OD
SLR
RC
TIRE TYPE
ECE
VERSION
STANDARD
PR
6
RIM (REC)
3.75 - I - 55
RIM (ALT)
3.75 - I - 70
SW
121
OD
418
SLR
RC
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
4.50 - I - 55
RIM (ALT)
I - 70; I - 90; 3.75
SW
142
OD
475
SLR
RC
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
4.50 - I - 55
RIM (ALT)
I - 70; I - 90; 3.75
SW
142
OD
475
SLR
RC
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
12
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I - 55; I - 70; I - 90
SW
165
OD
540
SLR
RC
TIRE TYPE
TL
ECE
E4-54R-0022806
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I - 55; I - 70; I - 90
SW
165
OD
540
SLR
RC
TIRE TYPE
TL
ECE
E4-54R-0022804
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I -55; I - 70; I - 90
SW
165
OD
540
SLR
RC
TIRE TYPE
TT
ECE
E4-54R-0022804
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
12
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I - 55; I - 70; I - 90
SW
165
OD
540
SLR
RC
TIRE TYPE
TT
ECE
E4-54R-0022806
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
10
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I - 55; I - 70; I - 90
SW
165
OD
540
SLR
RC
TIRE TYPE
TL
ECE
E4-54R-0022805
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
3.5
RIM (ALT)
SW
142
OD
530
SLR
RC
TIRE TYPE
TL
ECE
E4-54R-0030484
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
4½ J
RIM (ALT)
5 J; 5½ J; 6 J
SW
156
OD
597
SLR
272
RC
1746
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
5 J
RIM (ALT)
4½ J; 5½ J; 6 J
SW
175
OD
620
SLR
286
RC
1845
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
5 J
RIM (ALT)
4½ J; 5½ J; 6 J
SW
175
OD
620
SLR
286
RC
1845
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
5 J
RIM (ALT)
4½ J; 5½ J; 6 J
SW
175
OD
620
SLR
286
RC
1845
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
5 J
RIM (ALT)
5½ J; 6 J; 6½ J
SW
192
OD
668
SLR
312
RC
2013
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
5 J
RIM (ALT)
5½ J; 6 J; 6½ J
SW
192
OD
668
SLR
312
RC
2013
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
5 J
RIM (ALT)
5½ J; 6 J; 6½ J
SW
192
OD
668
SLR
312
RC
2013
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
5 J
RIM (ALT)
5½ J
SW
190
OD
621
SLR
292
RC
1875
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
6 J
RIM (ALT)
5 J; 5½ J; 6 J
SW
200
OD
682
SLR
317
RC
2049
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
6 J
RIM (ALT)
5 J; 5½ J; 6 J
SW
200
OD
682
SLR
317
RC
2049
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
ARAMID BELTED
PR
10
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
205
OD
682
SLR
320
RC
2073
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
205
OD
682
SLR
320
RC
2073
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
SPECIAL
PR
10
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
205
OD
682
SLR
320
RC
2073
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J
SW
193
OD
648
SLR
303
RC
1935
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
5½ J
RIM (ALT)
5 J; 6 J; 7 J
SW
195
OD
702
SLR
327
RC
2103
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
5½ J
RIM (ALT)
5 J; 6 J; 7 J
SW
195
OD
702
SLR
327
RC
2103
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
217
OD
730
SLR
337
RC
2178
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
10
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
217
OD
730
SLR
337
RC
2178
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
SIZE
VERSION
PR
RIM (REC)
RIM (ALT)
SW
OD
SLR
RC
TIRE TYPE
ECE
VERSION
STANDARD
PR
6
RIM (REC)
3.75 - I - 55
RIM (ALT)
3.75 - I - 70
SW
4.8
OD
16.5
SLR
RC
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
4.50 - I - 55
RIM (ALT)
I - 70; I - 90; 3.75
SW
5.6
OD
18.7
SLR
RC
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
4.50 - I - 55
RIM (ALT)
I - 70; I - 90; 3.75
SW
5.6
OD
18.7
SLR
RC
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
12
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I - 55; I - 70; I - 90
SW
6.5
OD
21.3
SLR
RC
TIRE TYPE
TL
ECE
E4-54R-0022806
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I - 55; I - 70; I - 90
SW
6.5
OD
21.3
SLR
RC
TIRE TYPE
TL
ECE
E4-54R-0022804
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I -55; I - 70; I - 90
SW
6.5
OD
21.3
SLR
RC
TIRE TYPE
TT
ECE
E4-54R-0022804
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
12
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I - 55; I - 70; I - 90
SW
6.5
OD
21.3
SLR
RC
TIRE TYPE
TT
ECE
E4-54R-0022806
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
10
RIM (REC)
4.00 - I - 55
RIM (ALT)
4.50 - I - 55; I - 70; I - 90
SW
6.5
OD
21.3
SLR
RC
TIRE TYPE
TL
ECE
E4-54R-0022805
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
3.5
RIM (ALT)
SW
5.6
OD
20.9
SLR
RC
TIRE TYPE
TL
ECE
E4-54R-0030484
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
4½ J
RIM (ALT)
5 J; 5½ J; 6 J
SW
6.1
OD
23.5
SLR
10.7
RC
68.7
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
5 J
RIM (ALT)
4½ J; 5½ J; 6 J
SW
6.9
OD
24.4
SLR
11.3
RC
72.6
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
5 J
RIM (ALT)
4½ J; 5½ J; 6 J
SW
6.9
OD
24.4
SLR
11.3
RC
72.6
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
5 J
RIM (ALT)
4½ J; 5½ J; 6 J
SW
6.9
OD
24.4
SLR
11.3
RC
72.6
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
5 J
RIM (ALT)
5½ J; 6 J; 6½ J
SW
7.6
OD
26.3
SLR
12.3
RC
79.3
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
5 J
RIM (ALT)
5½ J; 6 J; 6½ J
SW
7.6
OD
26.3
SLR
12.3
RC
79.3
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
5 J
RIM (ALT)
5½ J; 6 J; 6½ J
SW
7.6
OD
26.3
SLR
12.3
RC
79.3
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
5 J
RIM (ALT)
5½ J
SW
7.5
OD
24.4
SLR
11.5
RC
73.8
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
6 J
RIM (ALT)
5 J; 5½ J; 6 J
SW
7.9
OD
26.9
SLR
12.5
RC
80.7
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
6 J
RIM (ALT)
5 J; 5½ J; 6 J
SW
7.9
OD
26.9
SLR
12.5
RC
80.7
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
ARAMID BELTED
PR
10
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
8.1
OD
26.9
SLR
12.6
RC
81.6
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
8.1
OD
26.9
SLR
12.6
RC
81.6
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
SPECIAL
PR
10
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
8.1
OD
26.9
SLR
12.6
RC
81.6
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J
SW
7.6
OD
25.5
SLR
11.9
RC
76.2
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
4
RIM (REC)
5½ J
RIM (ALT)
5 J; 6 J; 7 J
SW
7.7
OD
27.6
SLR
12.9
RC
82.8
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
6
RIM (REC)
5½ J
RIM (ALT)
5 J; 6 J; 7 J
SW
7.7
OD
27.6
SLR
12.9
RC
82.8
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
8
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
8.5
OD
28.7
SLR
13.3
RC
85.7
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
VERSION
STANDARD
PR
10
RIM (REC)
6 J
RIM (ALT)
5½ J; 6½ J; 7 J
SW
8.5
OD
28.7
SLR
13.3
RC
85.7
TIRE TYPE
TL
ECE
Set your values to calculate maximum load capacity
–
Disclaimer of liability
BKT does not undertake any responsibility in relation to the exactness or correctness of information or illustrations contained in this section. BKT declines any direct or indirect liability for any material damage or personal injury which might arise directly or incidentally from the use of any information contained in this section. For any question in relation to specific operating issues always refer to the manufacturer of your vehicle or equipment.