Bontrager 231793 Front hubs- Cartridge bearing, threaded alloy axle, Needs photos and text

Page 9

Needs photos and text

Front hubs- Cartridge bearing, threaded alloy axle

2002/2003 Bontrager Race Lite Road front wheels

Recommended tools 17mm cone wrench (2)

Hammer and broad punch Bearing press

 

DISASSEMBLY

 

Hub parts and names are referenced on next page.

 

Remove the axle

 

1. Remove one of the thread-

 

ed axle end caps (Fig. 2H) by

Fig. 1H

 

loosening with the pair of 17mm

 

cone wrenches.

 

 

2. With one end cap

 

removed, drive the axle from

 

the hub shell with a soft-faced

 

hammer.

 

3. Place a broad punch

 

through the hub, and tap the

 

punch with a hammer to drive

 

the second bearing (Fig. 3H),

Fig. 2H

with its seal, from the hub.

4. If needed, remove the second bearing from the axle. To do this, clamp the middle of the axle, loosen the end cap, and remove it. Support the bearing and tap the axle out with a soft- faced hammer.

Clean and inspect the parts

1.Wipe old grease or debris from the hub bearing

seats.

2.Normally, bearings are not re-used. If you are re- installing an old bearing, wipe off any grease or debris from both the inner and outer surfaces.

Do not use solvent on the bearing, as the solvent will contaminate the grease. This may cause bearing failure.

Lubricate bearings and threads

1.Lubricate the threads on the axle with Wrench Force™ synthetic grease, or a similar product.

2.Lightly grease the inner and outer surfaces of each bearing.

ASSEMBLY

1.Press a new bearing onto the axle with a bearing press.

Note: the black seal faces out (Fig. 4H).

2.Place the hub seal onto the axle, and thread on the axle end cap. Clamp the middle of the axle and tighten the axle end cap with the 17mm cone wrench.

3.

Press the bearing, with the

Fig. 4H

axle attached, into the hub.

 

4.

Press the second bearing into the hub.

 

Note: the black seal faces out (Fig. 4H).

5.Place the hub seal over the bearing, and press into the hub shell.

6.Thread on the second axle end cap, and tighten with the 17mm cone wrench.

Do not over-tighten the axle nut. The axle should turn freely with no lateral play in the hub shell.

Fig. 3H

8

2003 Bontrager Service Manual

 

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Contents HUB Instructions Part Number HUB Instructions Standard Front hubs- Loose ball Clean and inspect the partsRemove the axle Lubricate bearings and threads2000/2001/2002/2003 Superstock Exploded view and Parts list2002/2003 Superstock Disc, Select ATB Disc 2002/2003 Select ATBWhile turning the end Front hubs- Loose ball, semi-cartridge Formula FCM1999/2000 Race Disk Race Disk2000/2001 Race 2002/2003 Bontrager Race, Race Disc front wheels Front hubs- Cartridge bearing, alloy axleAxle Adjustable nutFront hubs- Cartridge bearing, threaded alloy axle Needs photos and text2002/2003 Bontrager Race Lite Road front wheels 2002/2003 Race Lite Road Pos Description End nut Seal Bearing Hub shell AxleFreehub body information non-DT Swiss Assemble the hub Rear hubs- Loose ball2001/2002 Bontrager Superstock Splined2002/2003 Bontrager Select ATB 2002/2003 Bontrager Superstock Disc, Select ATB DiscWith your fingers or Rear hubs- Loose ball, double sealed Formula FCMRace Disk 2002/2003 Bontrager Race, Race Disc rear wheels Rear hub- Cartridge bearing2002/2003 Race Disc DT-Swiss Comp series hubs Regular MaintenanceSpecial information before you begin Things to avoidDisassemble the hub Comp front hubExploded view and Parts list Installing the pawl spring and pawls Install the freehub bodyComp rear hub Freehub body seal Page Important information before you begin with Pro series hubs Pro series hubsDetermining the year of hub Required toolsRace Lite, ATB, Race Lite 29, 2003 Race X Lite ATB Pro front hub2002/2003 Race X Lite 2002/2003 Race X Lite Carbon, Race X Lite AeroExploded view and Parts list Pro rear hub Part list on following Install the freehubEarlier model hub Exploded view and Parts list

231793 specifications

The Bontrager 231793 is an advanced mountain bike tire designed to enhance performance on various terrains while providing users with durability and traction. Known for its dependable construction and innovative features, the 231793 has become a popular choice among cycling enthusiasts seeking a reliable tire for their off-road adventures.

One of the key features of the Bontrager 231793 is its versatile tread pattern. The tire boasts an aggressive design that enhances grip on loose and uneven surfaces such as mud, gravel, and dirt. This tread pattern is carefully engineered to allow for quick, confident cornering while minimizing the risk of slip, making it an ideal choice for adventurous riders who tackle challenging trails.

The tire employs a robust casing that not only contributes to its durability but also enhances puncture resistance. This characteristic is essential for mountain biking enthusiasts who venture into rough terrains where sharp objects may pose a threat to tire integrity. The reinforced sidewalls provide added protection against pinch flats, ensuring a smoother, worry-free ride over rocky and harsh surfaces.

Additionally, the Bontrager 231793 is compatible with tubeless setups, which offers substantial benefits in terms of performance. The tubeless design allows for lower tire pressures, improving traction and overall ride quality while reducing the risk of pinch flats. Cyclists can also enjoy a significant reduction in weight by eliminating the need for inner tubes, resulting in a more responsive handling experience.

Another notable characteristic of the 231793 tire is its weather resistance. Designed to perform reliably in various weather conditions, this tire offers excellent traction on wet surfaces without sacrificing performance in dry conditions. This versatility makes it a suitable option for riders who frequently encounter changes in weather and terrain.

In summary, the Bontrager 231793 stands out in the crowded market of mountain bike tires due to its aggressive tread pattern, durability, and tubeless compatibility. Whether tackling steep climbs, navigating technical descents, or exploring diverse trails, this tire is engineered to provide riders with the confidence and control they need for an exhilarating biking experience. Adventure seekers looking for reliability and performance in their mountain biking adventures will find the Bontrager 231793 to be an exceptional choice.
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