
Taking more riders off-road and into the mountains
The 503X is the complete redesign of our flagship aluminum hardtail. We rethought the details, and tested the bike on the best MTB trails in the Dolomites. The 503X meets the needs of a wide mountain bike audience, getting more people off-road and into the mountains.
Available in three colors and three specifications COMP, PRO and RACE, the 503X is an MTB hardtail that enhances value for money. Featuring 29 inch wheels and 100 mm of fork travel.
The 6061 double butted aluminum frame incorporates the latest advances in the offroad field:
- Tapered Head tube: 1 ½" bottom, 1 ⅛" top - Integrated cables
- Press fit bottom bracket 92 mm
- Seatpost 27.2 mm diameter
- Direct mount Derailleur
- Thru-axle rear dropout: 142 x 12mm
Drivetrain: SHIMANO DEORE 12S M6100
Wheelset: WILIER TRIESTINA ROVER 29 ALU
Handlebar: PROMAX HB-3018
Stem: PROMAX DA282
Headset: RITCHEY COMP PRD15862
Headset: RITCHEY COMP PRD15862
Shifters: SHIMANO DEORE SL-M6100 RA
Rear Derailleur: SHIMANO DEORE RD-M6100-SGS
Tires: VITTORIA BARZO 29" X 2.25 RIGID
Saddle: SELLE ITALIA X-BASE
Chain: SHIMANO DEORE CN-M6100 118 LINK
Cassette: SHIMANO DEORE CS-M6100-12 10-51T
Frame: ALU 6066/6061 DOUBLE BUTTED, QUICK RELEASE
Weight: 13,700 KG +/- 5%
Fork: SUNTOUR XCR32 100 MM BLACK STANCHIONS
Crankset: SHIMANO FC-MT510 32T
The 503X is available with 29" wheels in 4 sizes: S, M, L, and XL.
We want you to be beyond happy with your purchase from My Bike Shop! So most bikes, wheels and gear we sell are backed by our 30-Day Satisfaction Guarantee. We're able to offer this because every bike must meet our rigorous and meticulous 72-Point Inspection before being sold and shipped, and all wheels and gear must meet specific certification standards as well prior to shipping. If for any reason you're not satisfied with your item(s), just let us know and we’ll make it right or take it back. It's that simple. We aim to please, but if the item(s) and our service do not meet your expectations or work out otherwise, just ship it back our way for a refund (certain fees may apply).
Read More...This offer is only available to physical shipping addresses in the 48 continental United States (no PO Boxes), and some exclusions apply.