Motorcycle street tire size conversion chart

Front Tires

Rear Tires

Metric

Alpha

Inch

Metric

Alpha

Inch

80/90

MH

2.50/2.75

110/90

MP85

4.00/4.25

90/90

MJ90

2.75/3.00

120/90

MR90

4.50/4.75

100/90

MM90

3.25/3.50

130/80

5.00/5.10

110/90

MN90

3.75/4.00

130/90

MT90

5.00/5.10

120/80

4.25/4.50

140/80

5.50/6.00

120/90

MR90

4.25/4.50

140/90

MU90

5.50/6.00

130/90

MT90

5.00/5.10

150/80

MV85

6.00/6.25

150/90

MV85

6.00/6.25

110/80VB18 Front                   US$  

140/80VB16 Rear                    US$ 

160/80VB16 Rear                    US$  

180/60VB16 Rear                    US$ 

200/60VB16 Rear                    US$ 

130/70VB18* Rear                  US$  

150/70VB18 Rear                    US$  

180/55VB18 Rear                    US$ 

200/55VB18 Rear                    US$ 

*Front or Rear fitment 

* Excellent grip delivered by scientifially stressed casing plus advanced tread compound

* Race-bred contour ensures a large footprint at all angles

* Kelvar (R) belted construction

* Tubeless

AVON ROADRUNNER AM20 FRONT/AM21 REAR

130/90H16 Roadrunner Front                 US$   

90/90H18 Roadrunner Front                   US$    

3.25H19 Roadrunner Front                     US$    

90/90H19 Roadrunner Front                   US$    

90/90H21 Roadrunner Front                   US$    

230/60H15 Roadrunner Rear                            US$  

MT90H16 Roadrunner Rear                            US$   

130/90H17 Roadrunner Rear                            US$   

100/90H18 Roadrunner Rear                            US$    

110/90H18 Roadrunner Rear                            US$   

120/90H18 Roadrunner Rear                            US$   

* Front tire suitable for use with AM18 rear in addition to AM21 rear

* Excellent braking "bite"

* Tread pattern provides drainage in wet weather

* Strong pre-stressed casing ensures ride comfort and stability

* Special contour promotes progressive corner entry

* Tubeless

AVON VENOM AM41 FRONT/AM42 REAR

MT90H16** Venom Front                          US$   

MT90H16 NWW** Venom Front               US$  

MT90H16 WWW** Venom Front              US$   

150/80H16 Venom Front                              US$   

100/90H18 Venom Front                              US$    

120/90H18 Venom Front                              US$   

130/70H18** Venom Front                          US$  

100/90H19 Venom Front                              US$    

100/90H19 WWW Venom Front                  US$  

100/90H19 Venom Front                              US$    

80/90H21 Venom Front                                US$   

MH90H21 Venom Front                              US$    

MH90H21 WWW Venom Front                  US$  

90/90H21 Venom Front                                US$    

120/70H21 Venom Front                              US$  

140/90H15 Venom Rear                                         US$ 

150/90H15** Venom Rear                                     US$ 

150/90V15* Venom Rear                                        US$ 

170/80H15 Venom Rear                                          US$ 

MT90H16** Venom Rear                                       US$ 

MT90H16 NWW** Venom Rear                            US$ 

MT90H16 WWW** Venom Rear                           US$ 

140/90H16** Venom Rear                                       US$ 

140/90H16 WWW** Venom Rear                           US$ 

150/80HB16 Venom Rear                                        US$ 

150/80VB16 Venom Rear                                        US$ 

160/80H16** Venom Rear                                      US$ 

*V Rated for Yamaha V-Max 

*Kevlar (R) belted

* Unique sequential pattern produces exceptionally quiet ride 

* Advanced casing technology for low rolling resistance, cooler running, and high mileage

* Special sidewall treatment, features snake head logo and both narrow and wide white wall

* Multiarc tread contour for light, neutral turn in and cornering stability

* Tubeless