"Advanced Gravel Technology. Accessible Price."
The 4130 All-Road is State Bicycle Co.'s most capable bike ever. Featuring a rugged 4130 Chromoly Steel Frame and Fork, it is built to withstand the rigors of gravel grinding, touring, and daily commuting. With plenty of cargo mounts, an 11-speed drivetrain, and your choice of 700c (slick) or 650b (knobby) wheels, this bike is a versatile chameleon ready for any terrain you throw at it.
This Is The Tool For You If...
- You want a "do-it-all" bike capable of gravel, touring, and commuting.
- You value the durability and comfort of a 4130 Chromoly steel frame.
- You need the versatility of switching between 700c and 650b wheelsets.
- You require ample mounting points for racks, fenders, and water bottles.
Designed for Fit & Function
Refined All-Road Geometry
The 4130 All-Road features geometry that strikes a balance between stability off-road and responsiveness on pavement. With a range of sizes from XS to L, and careful consideration given to stack and reach, it offers a comfortable, commanding riding position for long days in the saddle or quick rips through the city.
2-Bikes-in-1 Versatility
Wheelset Choice
Customize your ride by choosing between 700c wheels with slick tires for speed, or 650b wheels with knobby tires for traction. Better yet, get both! The frame is designed to accommodate both standards seamlessly, allowing you to swap wheels and transform your bike's character in minutes.
Key Features
4130 Chromoly Steel
A rugged, durable steel frame and fork that dampens vibration and handles heavy loads with ease.
1x11 Drivetrain
Simple, reliable 11-speed shifting with a wide range cassette (11-42t) for climbing steep terrain.
Disc Brakes
Flat-mount mechanical disc brakes with 160mm rotors provide consistent stopping power in all weather.
Thru-Axle Dropouts
12x100mm front and 12x142mm rear thru-axles ensure stiffness and precise handling.
Cargo Ready
Equipped with 5 sets of mounts on the fork and rear mounts for racks and fenders.
Tubeless Capable
Both wheel options feature tubeless-capable rims, allowing for lower pressures and fewer flats.
See It In Action
Technical Specifications
| Frame | 4130 Chromoly Steel, Thru-Axle (142mm rear) |
|---|---|
| Fork | 4130 Chromoly Steel, Thru-Axle (100mm), 5 sets of mounts |
| Wheels (700c) | Tubeless Capable w/ Vittoria Terreno Zero (38mm) |
| Wheels (650b) | Tubeless Capable w/ Vittoria Barzo (2.1") |
| Drivetrain | State Bicycle Co. All-Road 1 (1x11 Speed) |
| Crank | All-Road 1 (42t) |
| Cassette | 11-42t |
| Brakes | Flat-Mount Disc w/ 160mm Rotors |
| Handlebars | State Bicycle Co. All-Road 1 Bars |
Mechanicals
| Mounts | 2 Water Bottle (Frame), Rear Rack/Fender, 5x Fork Mounts |
|---|---|
| Max Tire (650b) | 2.1" (53mm) recommended |
| Max Tire (700c) | 45c recommended |
| Pedals | Platform pedals included |
| Weight (650b) | ~27 lbs 12 oz (Size M) |
| Weight (700c) | ~26 lbs 6 oz (Size M) |
Dimensions & Sizing
| Measurement | XS | S | M | L |
|---|---|---|---|---|
| Rider Height | 5'1"-5'6" | 5'5"-5'10" | 5'9"-6'2" | 6'1"-6'5" |
| Top Tube (Effective) | 510 | 535 | 550 | 575 |
| Seat Tube | 430 | 470 | 510 | 550 |
| Standover (700c) | 743 | 772 | 798 | 827 |
| Wheelbase | 997.1 | 1013.1 | 1054.1 | 1062.9 |
| Reach | 359.8 | 373.7 | 371.5 | 385 |
| Stack | 560.7 | 581.6 | 602.5 | 621.5 |
Performance Ratings
Belcopia Score
91%
The 4130 All-Road in Copper Brown is a workhorse. It sacrifices some lightness for the undeniable durability and ride quality of steel. It is arguably the best value-for-money gravel bike on the market, offering true 2-in-1 versatility and a frame that will last a lifetime.