shiggy's Mt. Bike Tire Site - Effect of Rim Width on Tire Width - THE bike tire information resource

Effect of rim width on tire width

Panaracer Fire Mud Pro 1.8
Rim width / pressure	Casing Width mm / in.	Tread Width mm / in.	Casing Height mm	Volume Index
22mm rim @ 40 psi (13.3)	41.2 / 1.62	41.9 / 1.65	38.7	15.9
26mm rim @ 40 psi (15)	42.4 / 1.67	42.0 / 1.65	38.7	16.4
32mm rim @ 40 psi (17.1)	43.9 / 1.73	42.1 / 1.66	37.3	16.4

Maxxis Swampthing 60a 2.1
Rim width / pressure	Casing Width mm / in.	Tread Width mm / in.	Casing Height mm	Volume Index
22mm rim @ 40 psi (13.3)	47.9 /1.89	50.7 / 2.00	43.1	20.7
26mm rim @ 40 psi (15)	48.4 / 1.91	51.6 / 2.03	42.9	20.8
32mm rim @ 40 psi (17.1)	51.0 / 2.01	53.8 / 2.12	42.5	21.7

WTB TyrannoRaptor 52/54
Rim width / pressure	Casing Width mm / in.	Tread Width mm / in.	Casing Height mm	Volume Index
22mm rim @ 40 psi (13.3)	52.2 / 2.05	54.7 / 2.15	47.9	25.0
26mm rim @ 40 psi (15)	53.9 / 2.12	55.5 / 2.18	49.5	26.7
32mm rim @ 40 psi (17.1)	54.2 / 2.13	55.7 / 2.19	48.1	26.1

Nokian Gazzaloddi Jr 2.6
Rim width / pressure	Casing Width mm / in.	Tread Width mm / in.	Casing Height mm	Volume Index
22mm rim @ 40 psi (13.3)	56.7 / 2.23	63.0 / 2.48	54.7	31.0
26mm rim @ 40 psi (15)	57.0 / 2.24	62.6 / 2.46	54.8	31.2
32mm rim @ 40 psi (17.1)	59.9 / 2.36	63.4 / 2.50	55.3	33.1

All tires inflated to 40psi

Panaracer SpeedBlaster Lite 1.75
Rim width	Tread Width mm / in.	Casing Width mm / in.	Casing Height mm	Volume Index	Axle to Tread widest point mm	Axle to Tread tallest point mm
22mm	42.9	39.0	35.5	13.9	314	324
26mm	43.1	41.1	36.7	15.1	314	325
28mm	43.9	41.8	37.0	15.5	314	324
32mm	43.3	42.3	35.2	14.9	315	324

Specialized Adrenaline Pro 2.00
Rim width	Tread Width mm / in.	Casing Width mm / in.	Casing Height mm	Volume Index	Axle to Tread widest point mm	Axle to Tread tallest point mm
22mm	52.8	50.3	48.8	24.6	324	340
26mm	52.9	51.0	49.5	25.3	326	339
28mm	53.0	51.4	49.4	25.4	325	339
32mm	52.9	52.1	48.3	25.2	326	341

Schwalbe Big Betty 2.40
Rim width	Tread Width mm / in.	Casing Width mm / in.	Casing Height mm	Volume Index	Axle to Tread widest point mm	Axle to Tread tallest point mm
22mm	61.3	56.0	52.6	29.5	327	343
26mm	61.3	57.1	53.4	30.5	327	344
28mm	61.8	58.2	53.9	31.4	327	343
32mm	61.6	59.0	52.5	31.0	329	344

Intense DH 60 EX 2.50
Rim width	Tread Width mm / in.	Casing Width mm / in.	Casing Height mm	Volume Index	Axle to Tread widest point mm	Axle to Tread tallest point mm
22mm	64.9	55.3	52.8	29.2	324	343
26mm	65.2	57.2	53.9	30.8	326	344
28mm	65.6	57.8	54.5	31.5	327	342
32mm	65.3	58.4	53.4	31.2	329	346

Paul's Bicycle Way of Life - Eugene, Oregon

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