Hub Specifications

The hub specifications below are grouped under BMX and MTB categories. Front hubs are listed first, then rear with in category. These same specifications can be viewed for each individual hub’s detail product page via the specifications tab. If you have any questions regarding the specifications, feel free to contact us using the support form

Other Stealth Hubs

Front Hub —

Road Hub (S4)

Rear Hub —

Road Hub (S4) (S3)

Stealth BMX Pro Front Hub Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight* Disk Pattern Cassette Style
100mm 3/8 Bolt-On 57.5mm 57.5mm 33mm 33mm 193g N/A N/A
100mm 20mm NEW 57.5mm 57.5mm 33mm 33mm 193g N/A N/A

* These weights do not include bolts or washers. The actual weight may vary depending on the variation of options/upgrades outfitted on the hub (i.e. ti or steel bolts).

Stealth BMX Expert Front Hub Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight* Disk Pattern Cassette Style
100mm 3/8 Bolt-On 41mm 41mm 32mm 32mm 102g N/A N/A

* This weight does not include bolts or washers. The actual weight may vary depending on the variation of options/upgrades outfitted on the hub (i.e. ti or steel bolts).

Stealth BMX Junior Front Hub Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight* Disk Pattern Cassette Style
100mm 3/8 Bolt-On 41mm 41mm 32mm 32mm 102g N/A N/A

* This weight does not include bolts or washers. The actual weight may vary depending on the variation of options/upgrades outfitted on the hub (i.e. ti or steel bolts).

Stealth BMX Pro Rear Hub Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight* Disk Pattern Cassette Style
109mm 3/8 Bolt-On 57.5mm 57.5mm 32mm 32mm 482g N/A Stealth
109mm 15mm 57.5mm 57.5mm 32mm 32mm 463g N/A Stealth

* These weights do not include bolts, washers or cogs. The actual weight may vary depending on the variation of options/upgrades outfitted on the hub (i.e. ti or steel bolts, aluminum or steel cogs..etc).

Stealth BMX Pro Rear Disc Hub Dimensions/Measurements
Axle Width Axle  Type Flange Dia. DS Flange Dia. ND Center To Flange,DS Center To Flange,ND Weight* Disk Pattern Cassette Style
109mm 3/8 Bolt-On 57.5mm 57.5mm 32mm 23.5mm 482g 6 bolt IS Stealth
109mm 15mm 57.5mm 57.5mm 32mm 23.5mm 463g 6 bolt IS Stealth

* These weights do not include bolts, washers or cogs. The actual weight may vary depending on the variation of options/upgrades outfitted on the hub (i.e. ti or steel bolts, aluminum or steel cogs..etc).

Stealth BMX Pro Rear 20mm Hub Dimensions/Measurements
Axle Width Axle  Type Flange Dia. DS Flange Dia. ND Center To Flange,DS Center To Flange,ND Weight* Disk Pattern Cassette Style
109mm 20mm 57.5mm 57.5mm 32mm 32mm 467g N/A Stealth 20mm**
109mm 3/8 Bolt-On 57.5mm 57.5mm 32mm 32mm 500g N/A Stealth 20mm**
109mm 15mm 57.5mm 57.5mm 32mm 32mm 455g N/A Stealth 20mm**

* These weights do not include bolts, washers or cogs. The actual weight may vary depending on the variation of options/upgrades outfitted on the hub (i.e. ti or steel bolts, aluminum or steel cogs..etc).

** This hub is designed with a special cassette style that requires custom cogs, which are available in 15-18 teeth. This cassette style is not compatible with the other Stealth proprietary cassette style available on other Pro and Poacher hubs.

Stealth BMX Expert Rear Hub Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight* Disk Pattern Cassette Style
109mm 3/8 Bolt-On 51mm 41mm 32mm 32mm 308g N/A N/A

* This weight does not include bolts, washers or cogs. The actual weight may vary depending on the variation of options/upgrades outfitted on the hub (i.e. ti or steel bolts, aluminum or steel cogs..etc).

Stealth BMX Junior Rear Hub Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight* Disk Pattern Cassette Style
109mm 3/8 Bolt-On 51mm 41mm 32mm 32mm 308g N/A N/A

* This weight does not include bolts, washers or cogs. The actual weight may vary depending on the variation of options/upgrades outfitted on the hub (i.e. ti or steel bolts, aluminum or steel cogs..etc).

Stealth MTB Front Hub Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
100mm 3/8 Bolt-On 57.5mm 57.5mm 33mm 22.5mm 210g 6 bolt IS N/A
100mm Q/R 57.5mm 57.5mm 33mm 22.5mm 210g 6 bolt IS N/A
100mm 15mm 57.5mm 57.5mm 33mm 22.5mm 210g 6 bolt IS N/A
110mm 20mm 57.5mm 57.5mm 33mm 22.5mm 210g 6 bolt IS N/A
Stealth MTB Poacher Front Hub Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
100mm 3/8 Bold-On 57.5mm 57.5mm 33mm 22.5mm 210g 6 bolt IS N/A
100mm Q/R 57.5mm 57.5mm 33mm 22.5mm 210g 6 bolt IS N/A
100mm 15mm 57.5mm 57.5mm 33mm 22.5mm 210g 6 bolt IS N/A
110mm 20mm 57.5mm 57.5mm 33mm 22.5mm 210g 6 bolt IS N/A
Stealth MTB Rear Hub (S4) Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
135mm Q/R 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
135mm 10mm 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
135mm 12mm 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
142mm 12mm 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
142mm 12mm 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SRAM XD NEW
Stealth MTB Rear Hub (S3) Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
135mm 3/8 Bolt-On 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
135mm Q/R 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
135mm 10mm 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
135mm 12mm 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
142mm 12mm 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SHIMANO
142mm 12mm 57.5mm 57.5mm 21mm 36.5mm 496g 6 bolt IS SRAM XD NEW
Stealth MTB Poacher (Singlespeed) Rear Hub Dimensions/Measurements
Axle Width Axle Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
135mm 3/8 Bolt-On 57.5mm 57.5mm 30mm 36mm 510 6 bolt IS STEALTH
135mm Q/R 57.5mm 57.5mm 30mm 36mm 510 6 bolt IS STEALTH
142mm 12mm 57.5mm 57.5mm 30mm 36mm 510 6 bolt IS STEALTH
Stealth MTB Downhill Rear Hub (S3) Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
150mm 12mm 57.5mm 57.5mm 28.8mm 42.7mm 510g 6 bolt IS SHIMANO
157mm 12mm 57.5mm 57.5mm 28.8mm 42.7mm 510g 6 bolt IS SHIMANO
Stealth MTB Downhill Rear Hub (S2) Dimensions/Measurements
Axle Width Axle  Type Flange   Dia. DS Flange   Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
150mm 12mm 57.5mm 57.5mm 28.3mm 28.3mm 510g 6 bolt IS SHIMANO
157mm 12mm 57.5mm 57.5mm 28.3mm 28.3mm 510g 6 bolt IS SHIMANO
Stealth Road Front Hub (S4) Dimensions/Measurements
Axle Width Axle  Type Flange Dia. DS Flange Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
131mm Quick Release 41mm 41mm 32mm 32mm 114g N/A N/A
Stealth Road Rear Hub (S4) Dimensions/Measurements
Axle Width Axle  Type Flange Dia. DS Flange Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
130mm Q/R 51.2mm 51.2mm 16.2mm 33.8mm 418g N/A Shimano
9/10/11 Speed
Stealth Road Rear Hub (S3) Dimensions/Measurements
Axle Width Axle  Type Flange Dia. DS Flange Dia. ND Center To Flange,DS Center To Flange,ND Weight Disk Pattern Cassette Style
130mm Q/R 51mm 41mm 19mm 34.5mm 308g N/A Shimano
9/10 Speed