Shinko Trail Pro SR241 Series – Golden Boy Dual Sport & Trail Tire
The Trail Pro SR241 Series (also known as “Golden Boy”) is a trusted favorite among dual sport riders and trail enthusiasts looking for dependable traction, a lighter environmental impact, and DOT-approved performance.
Featuring a raised dimpled knob design, this tire performs well across a range of off-road terrain while maintaining street legality.
Key Features
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Versatile Terrain Grip – Raised, dimpled knobs work well across dirt, gravel, and light pavement
-
Narrow Knobby Configuration – Designed to leave a lighter footprint on trails
-
4-Ply Construction – Tough nylon carcass for durability
-
DOT Approved – Street legal for on/off-road use
-
Front or Rear Fitment – All sizes compatible with either end
-
⚠️ Not Intended for Extended Highway Use
Technical Specs
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Construction: 4-ply rated nylon
-
Type: Tube type (TT)
-
Use: Dual Sport / Trail / Light Commuting
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DOT: Yes
-
Made For: Riders who value off-road grip with legal on-road use
Size Chart
| Part # |
Size |
Speed Rating |
Load Index |
Rim Size |
Diameter |
Width |
Max PSI |
Type |
|
| 87-4451 |
3.00-12 |
J |
47 |
1.85–2.50 |
18.27" |
– |
36 PSI |
Tube |
|
| 87-4440 |
2.75-14 |
P |
35 |
1.40–1.85 |
20.16" |
– |
33 PSI |
Tube |
|
| 87-4452 |
2.50-15 |
L |
34 |
1.40–1.60 |
20.35" |
– |
33 PSI |
Tube |
|
| 87-4441 |
3.00-16 |
P |
43 |
1.60–2.15 |
22.68" |
– |
32 PSI |
Tube |
|
| 87-4442 |
2.50-17 |
L |
38 |
1.40–1.60 |
22.36" |
– |
33 PSI |
Tube |
|
| 87-4443 |
2.75-17 |
J |
47 |
1.50–1.85 |
22.99" |
– |
41 PSI |
Tube |
|
| 87-4444 |
3.00-17 |
P |
45 |
1.60–2.15 |
23.70" |
– |
33 PSI |
Tube |
|
| 87-4453 |
2.75-18 |
P |
42 |
1.40–1.85 |
24.13" |
– |
33 PSI |
Tube |
|
| 87-4454 |
3.00-18 |
P |
47 |
1.60–2.15 |
24.69" |
– |
32 PSI |
Tube |
|
| 87-4445 |
3.50-18 |
P |
56 |
1.85–2.15 |
25.55" |
– |
32 PSI |
Tube |
|
| 87-4450 |
4.00-18 |
P |
64 |
2.15–2.75 |
26.42" |
– |
33 PSI |
Tube |
|
| 87-4446 |
2.75-19 |
P |
43 |
1.40–1.85 |
25.16" |
– |
33 PSI |
Tube |
|
| 87-4449 |
3.50-19 |
P |
57 |
1.85–2.15 |
26.57" |
– |
33 PSI |
Tube |
|
| 87-4447 |
2.75-21 |
P |
45 |
1.40–1.85 |
27.13" |
– |
33 PSI |
Tube |
|
| 87-4448 |
3.00-21 |
P |
51 |
1.60–2.15 |
27.68" |
– |
33 PSI |
Tube |
|