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Road Bikes

37 years ago, we built our brand around a little known sport of road bike riding. Now, the San Francisco Bay Area is one of the premier places to test your limits or just get out and get some beautiful sunshine! Buying a road bike from us is easy! We'll help you pick out the perfect bike for your needs today and beyond. Whether it's a Trek 1.2 to get into the sport or a Trek Project One Emonda SLR to be the best you can be! All new road bikes bought from Chain Reaction include fitting to make sure that you love your new bike! 

Trek Domane 5.2 C 50cm - LAST ONE!
Trek's Domane 5 Series was developed for Fabian Cancellara to crush the cobbles of Europe. Turns out the things he wanted—speed, efficiency and comfort with zero compromise in weight or performance—are things we all want. Handmade from 500 Series OCLV Carbon, it's light and stiff, and with genius ideas like their IsoZone tech, it's oh so compliant too. Race-all-day geometry gives you the edge over the competition with confidence-inspiring handling while the specs keep you at the front of the peloton. An Ultegra drivetrain with compact cranks dishes out the silky shifting that Shimano is renowned for and Bontrager's tubeless-ready wheels are wrapped with 25c tires for the perfect combination of speed, low-rolling resistance and ride quality. Trek also keeps the 5.2 firmly in the featherweight class with a carbon handlebar, seatmast and fork.
Trek Domane 4.3 C
$2,199.99 $2,299.99 4% Savings
Trek's Domane 4.3 delivers unmatched ride quality, comfort and quickness. This full carbon road machine is graced with race-winning Trek technology like IsoSpeed and endurance geometry to make it a true ride-all-day, ride the rough roads rocket. It masters everything from short spins to long, epic journeys with ease while delivering unrivaled bump compliance. Wherever the road takes you, the 4.3 rolls on a precision-shifting Shimano 105 drivetrain with compact cranks for easier climbing. Plus, you get quality Bontrager components including tubeless-ready wheels, an aluminum bar and stem, a carbon seatpost and a supportive saddle. Uncompromisingly fast, confidently stable, sublimely comfortable, the Domane has it all!
Trek 1.5 C 54cm - LAST ONE!
$899.99 $1,099.99 18% Savings
Rocketing down serpentine descents, flattening hilly centuries, and leading the group ride; Trek's 1.5 C does it all and more. Its Trek Alpha aluminum frame and carbon fork are light, stiff and velvety smooth for all-day comfort. The Bontrager wheels slice through the air and effortlessly accelerate out of turns quickly. Plus, the wide-ranging 20-speed Shimano drivetrain means you have the gears to get up the steepest hills and dual-pivot brakes ensure safety and confidence on the way back down. You'll also love the fine Bontrager stem, bar, seatpost and saddle that make every ride a great ride.
Trek Emonda SL 5
$1,899.99 $1,999.99 5% Savings
Every detail of the Emonda line, from frame design to each component choice on every model, serves the same audacious goal: to create the lightest line of production road bikes ever offered. The entire Emonda line is unbelievably light, with sensational ride-tuned balance and handling that elevate Trek ride performance to a whole new level. Key features - Redefines what's possible for weight and ride performance - 500 Series OCLV Carbon makes the ultimate light bike possible - Perfectly balanced, ultra-responsive ride feel - The world's lightest road line has the world's best warranty
Trek CrossRip LTD 56cm - LAST ONE!
$1,279.99 $1,679.99 24% Savings
Trek defines versatile with their CrossRip LTD. It is the one bike that truly does it all: fast road rides, commuting in the city, dirt roads in the country, even cyclocross racing, and doing charity centuries. Its Trek light aluminum frame and vibration-damping carbon fork make it lively, fast and ridiculously fun to ride. Shimano 105 components offer up smooth, intuitive shifting, and the compact gearing spins easily up the steepest of hills. Fender and rack mounts give you gear-hauling capacity, and flat tires are pretty much a thing of the past with Bontrager Hard-Case tires. Plus the Tektro cable-actuated hydraulic-disc brakes deliver sure-fire stopping in all conditions.
Trek Emonda SLR 8
$5,999.99 $6,499.99 8% Savings
Every detail of the Emonda line, from frame design to each component choice on every model, serves the same audacious goal: to create the lightest line of production road bikes ever offered. The entire Emonda line is unbelievably light, with sensational ride-tuned balance and handling that elevate Trek ride performance to a whole new level. Key features - Redefines what's possible for weight and ride performance - 700 Series OCLV Carbon makes the ultimate light bike possible - Perfectly balanced, ultra-responsive ride feel - The world's lightest road line has the world's best warranty
Trek CrossRip 1
$999.99 $1,069.99 7% Savings
The drop-bar CrossRip is surefooted when roads get rough, quick in traffic, and comfortable over the long haul. Commuter? Gravel grinder? Café racer? CrossRip pairs the efficiency of a road bike with the go-anywhere durability of something more. It's the one bike that takes you from your workday commute right into your weekend adventure. Key Features - Drop bars + rack and fender mounts = serious versatility - All-new CrossRip geometry - Disc brakes give you all-weather stopping power - Any surface, any weather, any ride
Trek Emonda SLR 6
Every detail of the Émonda line, from frame design to each component choice on every model, serves the same audacious goal: to create the lightest line of production road bikes ever offered. The entire Émonda line is unbelievably light, with sensational ride-tuned balance and handling that elevate Trek ride performance to a whole new level. Key Features - Redefines what's possible for weight and ride performance - 700 Series OCLV Carbon makes the ultimate light bike possible - Perfectly balanced, ultra-responsive ride feel
Trek Madone 9.2
$3,999.99 $5,999.99 33% Savings
Trek's Madone 9.2 strikes the ideal blend of aerodynamics, weight, technology, performance and ride feel. Built using Trek's exclusive defense-grade OCLV Carbon, the ultralight frame boasts Trek's aerodynamic KVF tubes that smooth airflow from tip to tail for maximum energy savings and free speed. The Madone also features a stiff BB90 bottom bracket for optimal power transmission, a tapered head tube so you slice through corners with pinpoint precision, and an integrated seatmast for outstanding compliance. Add the 11-speed Ultegra drievtrain, the carbon bar/stem combo and integrated aero brakes, and you have one ideally blended, race-ready machine.
Trek Domane SLR 9 eTap
$7,999.99 $10,999.99 27% Savings
Sometimes you get up before dawn to bag a century before lunch, and sometimes the best roads are the least maintained; Trek's Domane SLR will revolutionize how you experience long days and rough roads, making your favorite rides even more memorable. Developed in close coordination with the cobbles-racing master, Fabian Cancellara, this feather-weight carbon rocket offers a rear IsoSpeed system that allows you to adjust and dial in the compliance based on your terrain, riding style, and personal preference. Taking endurance-oriented comfort even further, Trek adds IsoSpeed to the front end, decoupling the steerer tube from the head tube and increasing compliance by 10%. The Domane SLR 9 is built with Trek's premier 600 series OCLV carbon, with a wide BB90 bottom bracket that directs all your power to the road so that you’re as efficient as you are comfortable. Bontrager's tubeless-ready Aeulus 3 carbon wheels and 28mm-wide R3 tires offer a supple grip through sweeping descents and strength across pock-marked country roads. A full SRAM RED eTap wireless electronic drivetrain gives you perfect, effortless shifting and enough range to tackle the most daunting mountain passes, while powerful direct mount brakes minimize weight and control speed. Integrated into the frame, just below the bottle cage mount, the Domane Control Center houses the internal eTap battery. Bontrager provided their own touch to Trek’s long-distance horse with an IsoCore handlebar. A continuous layer of thermoplastic elastomer encased in OCLV carbon reduces high-frequency vibration to keep your hands and shoulders comfortable, even on long stretches rough roads. The Domane SLR incorporates hidden fender mounts for those epic Rule #9 days, a 3S chain keeper for confidence across rough roads, and DuoTrap S integration for sleek data transmission.
Trek Domane SLR 6
$3,999.99 - $4,199.99 $4,999.99 Up To 16% Savings
Key features - The smooth advantage - Front and Adjustable Rear IsoSpeed decouplers smooth rough roads - 600 Series OCLV Carbon frame lets you ride stronger, longer - Additional tire clearance for on- and off-road versatility
Trek 520 Disc
$1,299.99 $1,359.99 4% Savings
The ultimate steel touring bike 520 is the classic steel touring bike, perfected. It's been tuned for maximum comfort, stability, and reliability, day after day, week after week, year after year. If you’re a committed touring cyclist looking for the utmost in comfort and durability to carry you to familiar destinations and unexplored vistas, 520 is your ride. Key features - You'll feel the difference: nothing rides like a Trek - Low touring mounts front and rear stabilize heavy loads - Disc brakes give you all-weather stopping power - Balanced geometry is ultra-stable even when fully loaded
Trek Emonda SLR 6
$3,999.99 $4,499.99 11% Savings
Every detail of the Emonda line, from frame design to each component choice on every model, serves the same audacious goal: to create the lightest line of production road bikes ever offered. The entire Emonda line is unbelievably light, with sensational ride-tuned balance and handling that elevate Trek ride performance to a whole new level. Key features - Redefines what's possible for weight and ride performance - 700 Series OCLV Carbon makes the ultimate light bike possible - Perfectly balanced, ultra-responsive ride feel - The world's lightest road line has the world's best warranty
Trek 720 Disc 61cm - LAST ONE!
$1,499.99 $1,889.99 21% Savings
Grab your credit card and hit the open road. Trek's 720 features a lightweight aluminum frame and vibration-damping carbon fork to cover more ground than ever before — even carrying a load. Its Shimano shifting is slick and smooth with a wide-range 22-speed drivetrain that makes easy work of long rides and big climbs, and its Tektro cable/hydraulic disc brake system stops you with complete authority. You'll also love the ride and puncture resistance of the wide Bontrager Hardcase tires and the fact that this sweet endurance tourer comes with a unique dry-bag that Velcros onto the fork, as well as rack and fender mounts to expand your gear capacity. Load it up and enjoy the journey.
Trek Lexa SL C 54cm - Women's - LAST ONE!
$999.99 $1,199.99 17% Savings
Get out there and have fun with Trek's Lexa SL! It boasts a women's-specific design from top to bottom for a custom fit and excellent ride quality. This beautiful machine sports a sleek, efficient aluminum frame with a vibration-damping, corner-carving carbon fork. Speed and a smooth ride is yours with Bontrager wheels and puncture-resistant tires. Plus, this bike is equipped with a crisp-shifting Shimano 20-speed drivetrain for flattening the climbs and powerful dual-pivot brakes for confidence and control on the way back down. A host of women-specific components include a Bontrager post, bar, stem, and saddle.
Trek Domane SL 6
$2,999.99 $3,199.99 6% Savings
Key features - Front and Rear IsoSpeed decouplers smooth rough roads - 500 Series OCLV Carbon frame lets you ride stronger, longer - Disc brakes provide reliable, all-weather stopping power - Exceptionally stable geometry and flawless shifting
Trek Emonda S 6 56cm - LAST ONE!
$1,999.99 $2,499.99 20% Savings
Trek's Emonda S 6 is engineered by the masterminds of OCLV carbon. Light, strong, smooth, the Emonda went through years of prototypes and real-world riding from the fastest pros to deliver unmatched ride quality to us mortals. The geometry is tight and balanced, something you can feel on every ride. It begs you to go faster, farther. The frame starts the story, the components finish it. A full Ultegra group gives you perhaps the best value out there, light enough to race, durable enough to train on day in and day out. Whether you're doing all-day rides or sprinting for the line, the tubeless-ready Bontrager wheels never slow you down. To create a bike this good, Trek pushed the boundaries of design and manufacturing, now it's up to you to push yours.
Trek Domane ALR 3
$999.99 $1,149.99 13% Savings
- The smooth advantage - Rear IsoSpeed doubles compliance to conquer even the roughest roads - Lightweight aluminum frame delivers an ultra-efficient ride - Exceptionally stable geometry and flawless shifting
Trek Emonda SL Frameset
$1,499.99 $1,579.99 5% Savings
Every detail of the Emonda line, from frame design to each component choice on every model, serves the same audacious goal: to create the lightest line of production road bikes ever offered. The entire Emonda line is unbelievably light, with sensational ride-tuned balance and handling that elevate Trek ride performance to a whole new level. - Redefines what's possible for weight and ride performance - 500 Series OCLV Carbon makes the ultimate light bike possible - Perfectly balanced, ultra-responsive ride feel - The world's lightest road line has the world's best warranty
Trek Domane SL 5 Disc Women's
$2,499.99 $2,599.99 4% Savings
The smooth advantage Domane with IsoSpeed has it all: Blistering speed. Incredible race comfort and stability, even on the punishing pavé of Flanders and Roubaix. Don’t endure. Conquer. Powering over centuries-old cobbles, charging up dizzying climbs, descending on rails to an epic win. That's how Fabian Cancellara rides his Domane. How will you ride yours? Key Features - Front and Rear IsoSpeed decouplers smooth rough roads - 500 Series OCLV Carbon frame lets you ride stronger, longer - Disc brakes provide reliable, all-weather stopping power - Top-level, women's specific spec and Shimano drivetrain
Trek Emonda SLR 8 Disc
$7,799.99
Émonda SLR 8 Disc is the hero of the road bike disc revolution. Our lightest OCLV Carbon frame, a full Dura-Ace groupset, and Bontrager Aeolus Pro 3 Disc carbon wheels give it all the advantages of a super lightweight race bike with pro-level parts, with the added benefit of hydraulic disc brakes for better braking. It's right for you if... You want the lightest disc brake road bike we make. You know better braking means faster, more confident rides, and you value the performance of a full-on race component package, carbon wheels, and the ride quality found only in our highest-end carbon Émonda frame. The tech you get Our lightest 700 Series OCLV Carbon frame, a full Shimano Dura-Ace drivetrain, Aeolus Pro 3 carbon wheels, and the confidence, better braking modulation, and all-weather stopping power of flat mount hydraulic disc brakes. The final word When it comes to road bikes with disc brakes, it doesn't get better than this. The frame weighs in at an astonishing 675 grams, which is lighter than last year's non-disc version. It's spec'd with pro-level race components, but the real value is in the ride quality and the added performance of disc brakes on our lightest frame ever. Why you'll love it - Émonda is leading the road bike disc revolution, proving that with the right engineering you can have both an ultralight race bike and all-weather stopping power - Yes, it's a super lightweight bike—but it's a super lightweight bike with exceptional ride quality, balance, and stiffness, too - Like every Émonda, it's built to be the lightest and fastest in its class and backed by our lifetime warranty - Make it yours: it's fully customizable through Project One. Choose your model. Choose your paint. Choose your parts.
Trek Emonda SLR Frameset
$2,799.99 $2,999.99 7% Savings
Key features - Redefines what's possible for weight and ride performance - 700 Series OCLV Carbon makes the ultimate light bike possible - Perfectly balanced, ultra-responsive ride feel - The world's lightest road line has the world's best warranty
Trek Checkpoint ALR 5
$2,099.99
Checkpoint ALR 5 is the best value gravel bike in the lineup. It's a high-quality build that will that hold up for long, rugged miles on pavement, dirt, and even the most treacherous gravel roads. But what sets this model apart is the performance parts and the wealth of features like adjustable Stranglehold dropouts, massive tire clearance, and extra mounts that make it easy to customize for your kind of adventure. It's right for you if... Unlike the pure roadie who measures watts and weighs out meals, you favor epic all-road adventures that probably end with a beer and a burrito. But that doesn't mean you'll compromise on performance. You expect to get a lot for your hard-earned dollar, including quality, versatility, durability, and a ridiculous amount of fun. The tech you get A 300 Series Alpha Aluminum frame with massive tire clearance and adjustable Stranglehold dropouts that make it easy to fine-tune your geometry or run singlespeed, a carbon fork, 12mm thru axles, an 11-speed Shimano 105 drivetrain, wide-range 11-34 cassette that's great for climbing, fender and rack mounts, flat mount hydraulic disc brakes for all-weather stopping power, and 700x35 Schwalbe G-One tires for added stability and traction. The final word If the amount of adventure you can get per dollar spent is a priority for you, you won't do better than Checkpoint ALR 5. Quality parts, a durable alloy frame that keeps the price in check, and a wealth of features like extra tire clearance and customization options so you can confidently take on bigger, better adventures. Why you'll love it 1 - With Checkpoint ALR 5, you're getting high-quality parts at an exceptional value, which means you'll have extra dough for adventure travel...and burritos 2 - This bike is exceedingly versatile and suited to a wide variety of ride styles, including gravel rides, bikepacking, and daily commutes 3 - Massive tire clearance means you can use tires up to 45c for extra traction and stability in any condition 4 - Mounts on the seat tube and both sides of the down tube make it easy to carry extra gear and water
Trek 920 Disc 49cm - LAST ONE!
$1,599.99 $1,989.99 20% Savings
Expand beyond the roads on your next bicycle tour. Trek's 920 features a lightweight aluminum frame and fork, and multi-surface capable 29er tires to cover more terrain than ever before — even carrying a load. Its SRAM shifting is quick with a wide-range 20-speed drivetrain that makes easy work of long rides and big climbs, and its TRP Hylex hydraulic disc brakes stop you with complete authority. You'll also love the ride of the Bontrager tubeless-ready, thru-axle wheels and the fact that this sweet off-road-capable rig comes with front and rear racks, fender mounts, and enough touring gusto to expand your horizons. Load it up and expand the journey.
Trek Silque SSL Di2 52cm - Women's - LAST ONE!
$4,499.99 $4,999.99 10% Savings
Experience the luxurious ride quality and effortless motion of Trek's Silque SSL. Trek considered every imaginable factor of frame construction to arrive at the perfect balance of speed, stability, and all-day comfort. Handmade from Trek's 600 Series OCLV carbon, it's light, stiff, and responsive; and with Trek's IsoSpeed decoupler, it's compliant too. The women's ride-tuned geometry gives you confident handling for quick accelerations as well as perfect cornering on long, sweeping descents. An electronic Shimano Ultegra Di2 drivetrain provides flawless shifting, and Bontrager's Race Lite wheels are wrapped with 25c tires for the ideal combination of speed, impressive ride quality, and low rolling resistance. What's more, Trek keeps the Silque SSL firmly in the featherweight class with a carbon bar, seatmast, and carbon-railed saddle.
Trek Domane SLR 9 Disc
$10,899.99 $11,999.99 9% Savings
Key features - Front and Adjustable Rear IsoSpeed decouplers smooth rough roads - 600 Series OCLV Carbon frame lets you ride stronger, longer - Additional tire clearance for on- and off-road versatility - Make it yours: completely customizable through Project One
Trek Silque SLR 6 Women's
$3,499.99 $4,999.99 30% Savings
- Front and Adjustable Rear IsoSpeed decouplers smooth rough roads - WSD-specific frame is ride-tuned for smoothness and power - 600 Series OCLV Carbon frame lets you ride stronger, longer - Internal routing and 3S chain keeper provide flawless shifting
Trek Emonda SLR 9
Every detail of the Emonda line, from frame design to each component choice on every model, serves the same audacious goal: to create the lightest line of production road bikes ever offered. The entire Emonda line is unbelievably light, with sensational ride-tuned balance and handling that elevate Trek ride performance to a whole new level. Key features: - Bike Radar Gives SLR 9 4.5/5 Stars - 700 Series OCLV Carbon makes the ultimate light bike possible - Perfectly balanced, ultra-responsive ride feel - The world's lightest road line has the world's best warranty
Trek 920
$2,099.99
Don’t let the road tell you what to do When the pavement ends, 920 is just getting started. This rugged adventure tourer sports 29er wheels and an off-road drivetrain, giving you endless room to roam. Don’t let a little bit of gravel dissuade you. 920 is equipped to handle whatever lies on or off the beaten path, while carrying the cargo that matters most. Key features - Built for endless adventure on and off the pavement - Strong, light aluminum frame is road quick, trail tough - Drop bars + off-road gearing + mounts = serious versatility - Balanced geometry is ultra-stable even when fully loaded
Trek Speed Concept
$4,199.99
It's right for you if... You're out to win, and you're looking for the aero advantage other triathlon bikes simply can't provide. You understand fit is a crucial part of going fast, and you want a bike that's infinitely customizable to your perfect aero position. The tech you get Lightweight 500 Series OCLV Carbon frame, drag-reducing Kammtail Virtual Foil (KVF) tube shaping, full Shimano Ultegra 11-speed drivetrain with Dura-Ace bar end shifters, fully integrated handlebar and stem, Bontrager Hilo Comp triathlon-specific saddle for an aggressive and aero position, and aerodynamic Bontrager Aeolus 5 Comp TLR wheels. The final word When you ride Speed Concept, you're gonna go fast. A lightweight carbon frame, aero tube shaping, carbon wheels, and an 11-speed Shimano Ultegra drivetrain mean speed and efficiency where it counts. Triathletes, time trialists, general speed demons—this one's for you. Why you'll love it - It's a triathlon superbike that's proven to be the fastest in the wind tunnel - PRs are for breaking, and Speed Concept is the bike designed to put you closer to whatever goal you've set for yourself, whether that's a faster bike split or a new speed record - Make it yours: it's fully customizable through Project One - Speed Concept is easy to adjust and comes in an extended size range, which means every rider can find their fastest, most dialed fit - Easy build, easy travel: fast assembly makes it easier to travel to races
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