Interco IROK - Radial - Sizes and EU Label Data

23sizes
15-22"rim diameters

EU Label

The Interco IROK - Radial has no EU label, so its sizes are listed without fuel, wet grip or noise grades.

US ratingsUTQG grade and the maker's mileage warranty

Not gradedUTQG grade19-21/32"Tread depth (new)NoneMileage warranty

15" 3 sizes

Size	UTQG	Warranty (miles)
36x13.50 R15	Not graded	None	All 36x13.50 R15 tyres
Part number ROK-01R DOT Approved: Yes; PR 6; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 36" (914 mm) Section width 13.5" (343 mm) Approved rim widths 10" Max load 2,810 lbs (1,275 kg) @ 35 psi (2.4 bar) Revs per mile 598 Sidewall BSW
37x12.50 R15	Not graded	None	All 37x12.50 R15 tyres
Part number ROK-20R DOT Approved: Yes; PR 6; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 36.9" (937 mm) Section width 13.4" (340 mm) Approved rim widths 8.5-11" Max load 2,910 lbs (1,320 kg) @ 35 psi (2.4 bar) Revs per mile 574 Sidewall BSW
39.5x13.50 R15	Not graded	None	All 39.5x13.50 R15 tyres
Part number ROK-06R DOT Approved: Yes; PR 6; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 39.5" (1,003 mm) Section width 13.75" (349 mm) Approved rim widths 10" Max load 3,475 lbs (1,576 kg) @ 35 psi (2.4 bar) Revs per mile 504 Sidewall BSW

16" 4 sizes

All 16" tyre sizes

Size	UTQG	Warranty (miles)
36x13.50 R16	Not graded	None	All 36x13.50 R16 tyres
Part number ROK-03R DOT Approved: Yes; PR 10; Radial; ROK-02R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 36" (914 mm) Section width 13" (330 mm) Approved rim widths 9.8" Max load 3,700 lbs (1,678 kg) @ 65 psi (4.5 bar) Revs per mile 598 Sidewall BSW
37x12.50 R16	Not graded	None	All 37x12.50 R16 tyres
Part number ROK-22R DOT Approved: Yes; PR 10; Radial; ROK-21R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 36.9" (937 mm) Section width 13.3" (338 mm) Approved rim widths 8.3" Max load 3,970 lbs (1,801 kg) @ 65 psi (4.5 bar) Revs per mile 574 Sidewall BSW
39.5x13.50 R16	Not graded	None	All 39.5x13.50 R16 tyres
Part number ROK-08R DOT Approved: Yes; PR 10; Radial; ROK-07R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 39.5" (1,003 mm) Section width 13.75" (349 mm) Approved rim widths 9.8" Max load 4,080 lbs (1,851 kg) @ 65 psi (4.5 bar) Revs per mile 504 Sidewall BSW
41x14.50 R16	Not graded	None	All 41x14.50 R16 tyres
Part number ROK-27R DOT Approved: Yes; PR 8; Radial Tread depth (new) 20/32" (15.9 mm) Overall diameter 41" (1,041 mm) Section width 14.2" (361 mm) Approved rim widths 12" Max load 3,850 lbs (1,746 kg) @ 50 psi (3.4 bar) Revs per mile 464 Sidewall BSW

17" 6 sizes

All 17" tyre sizes

Size	UTQG	Warranty (miles)
33x13.50 R17	Not graded	None	All 33x13.50 R17 tyres
Part number ROK-30R PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 33" (838 mm) Section width 12.4" (315 mm) Approved rim widths 10" Max load 3,195 lbs (1,449 kg) @ 65 psi (4.5 bar) Revs per mile 678 Sidewall BSW
35x14.50 R17	Not graded	None	All 35x14.50 R17 tyres
Part number ROK-32R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 35.1" (892 mm) Section width 14.1" (358 mm) Approved rim widths 10-12" Max load 3,860 lbs (1,751 kg) @ 65 psi (4.5 bar) Revs per mile 625 Sidewall BSW
36x13.50 R17	Not graded	None	All 36x13.50 R17 tyres
Part number ROK-04R PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 36" (914 mm) Section width 13.25" (337 mm) Approved rim widths 10" Max load 3,600 lbs (1,633 kg) @ 65 psi (4.5 bar) Revs per mile 598 Sidewall BSW
37x12.50 R17	Not graded	None	All 37x12.50 R17 tyres
Part number ROK-23R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 36.9" (937 mm) Section width 13.1" (333 mm) Approved rim widths 8.5-11" Max load 3,640 lbs (1,651 kg) @ 65 psi (4.5 bar) Revs per mile 574 Sidewall BSW
39.5x13.50 R17	Not graded	None	All 39.5x13.50 R17 tyres
Part number ROK-09R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 39.5" (1,003 mm) Section width 13.25" (337 mm) Approved rim widths 10" Max load 4,080 lbs (1,851 kg) @ 65 psi (4.5 bar) Revs per mile 504 Sidewall BSW
41x14.50 R17	Not graded	None	All 41x14.50 R17 tyres
Part number ROK-28R DOT Approved: Yes; PR 8; Radial Tread depth (new) 20/32" (15.9 mm) Overall diameter 41" (1,041 mm) Section width 14.2" (361 mm) Approved rim widths 12" Max load 3,850 lbs (1,746 kg) @ 50 psi (3.4 bar) Revs per mile 464 Sidewall BSW

18" 3 sizes

All 18" tyre sizes

Size	UTQG	Warranty (miles)
33x13.50 R18	Not graded	None	All 33x13.50 R18 tyres
Part number ROK-12R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 33" (838 mm) Section width 12.8" (325 mm) Approved rim widths 10" Max load 2,560 lbs (1,161 kg) @ 50 psi (3.4 bar) Revs per mile 678 Sidewall BSW
35x14.50 R18	Not graded	None	All 35x14.50 R18 tyres
Part number ROK-15R DOT Approved: Yes; PR 8; Radial; ROK-33R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 35" (889 mm) Section width 12.8" (325 mm) Approved rim widths 10" Max load 3,100 lbs (1,406 kg) @ 50 psi (3.4 bar) Revs per mile 625 Sidewall BSW
41x14.50 R18	Not graded	None	All 41x14.50 R18 tyres
Part number ROK-24R DOT Approved: Yes; PR 8; Radial Tread depth (new) 19/32" (15.1 mm) Overall diameter 40.8" (1,036 mm) Section width 13.92" (354 mm) Approved rim widths 10-12" Max load 3,750 lbs (1,701 kg) @ 50 psi (3.4 bar) Revs per mile 469 Sidewall BSW

20" 5 sizes

All 20" tyre sizes

Size	UTQG	Warranty (miles)
33x13.50 R20	Not graded	None	All 33x13.50 R20 tyres
Part number ROK-31R DOT Approved: Yes; PR 10; Radial; ROK-29R DOT Approved: Yes; PR 12; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 33" (838 mm) Section width 12.4" (315 mm) Approved rim widths 10" Max load 2,680 lbs (1,216 kg) @ 65 psi (4.5 bar) Revs per mile 678 Sidewall BSW
35x14.50 R20	Not graded	None	All 35x14.50 R20 tyres
Part number ROK-16R DOT Approved: Yes; PR 8; Radial; ROK-34R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 35.1" (892 mm) Section width 12.8" (325 mm) Approved rim widths 10" Max load 2,825 lbs (1,281 kg) @ 50 psi (3.4 bar) Revs per mile 622 Sidewall BSW
36x13.50 R20	Not graded	None	All 36x13.50 R20 tyres
Part number ROK-05R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 36" (914 mm) Section width 12.5" (318 mm) Approved rim widths 10" Max load 3,200 lbs (1,451 kg) @ 65 psi (4.5 bar) Revs per mile 598 Sidewall BSW
39.5x13.50 R20	Not graded	None	All 39.5x13.50 R20 tyres
Part number ROK-10R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 39.5" (1,003 mm) Section width 12.75" (324 mm) Approved rim widths 10" Max load 4,080 lbs (1,851 kg) @ 65 psi (4.5 bar) Revs per mile 504 Sidewall BSW
41x14.50 R20	Not graded	None	All 41x14.50 R20 tyres
Part number ROK-25R DOT Approved: Yes; PR 8; Radial Tread depth (new) 19/32" (15.1 mm) Overall diameter 40.9" (1,039 mm) Section width 14.97" (380 mm) Approved rim widths 12" Max load 3,750 lbs (1,701 kg) @ 50 psi (3.4 bar) Revs per mile 492 Sidewall BSW

22" 2 sizes

All 22" tyre sizes

Size	UTQG	Warranty (miles)
35x14.50 R22	Not graded	None	All 35x14.50 R22 tyres
Part number ROK-35R DOT Approved: Yes; PR 10; Radial Tread depth (new) 21/32" (16.7 mm) Overall diameter 35.1" (892 mm) Section width 14.1" (358 mm) Approved rim widths 10-12" Max load 3,300 lbs (1,497 kg) @ 65 psi (4.5 bar) Revs per mile 625 Sidewall BSW
41x14.50 R22	Not graded	None	All 41x14.50 R22 tyres
Part number ROK-26R DOT Approved: Yes; PR 8; Radial Tread depth (new) 20/32" (15.9 mm) Overall diameter 40.9" (1,039 mm) Section width 13.92" (354 mm) Approved rim widths 12" Max load 3,500 lbs (1,588 kg) @ 50 psi (3.4 bar) Revs per mile 467 Sidewall BSW

Interco IROK - Radial test results and reviews

The EU label covers fuel, wet grip and noise only - the independent tests and owner reviews cover everything else.

View reviews of the Interco IROK - Radial

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