Stems

The Bontrager Comp 31.8 stem is Blendr ready and provides a secure and confident connection to 31.8 handlebars for road, city, and mountain bikes. - 6061-T6 cast body construction - 4-bolt dual band clamp retains stiffness and reduces weight - Opposing 2-bolt steerer tube clamp with M5 corrosion resistant steel bolts - Blendr ready for seamless accessory integration - Compatible with Blendr Elite bases and Blendr mounts - Suitable for use on a road, city, or mountain bike - Safe for use on carbon steerer tubes and handlebars

On today's road bikes, silver stands out amid the sea of stealthy black color schemes. This time-honored color is available on the Zipp Service Course stem. Since the introduction of our line of Service Course and Service Course SL components, we've had amazing success with our pro-level athletes in all disciplines. While the successes have reinforced our design decisions, we have also drawn from their feedback. We not only learned how and why athletes make their equipment choices, but how our manufacturing methods and materials affect product performance. With new knowledge as well as new engineering methods, we are proud to introduce our completely redesigned line of Service Course and Service Course SL stems. - Class-leading stiffness-to-weight ratio - More options for a better fit - New faceplate and geometry for greater stiffness and easier installation - Distinctive silver finish

An OCLV Carbon integrated road bike handlebar/stem with an ergonomic and aerodynamic shape. POSITIONED FOR POWER The Trek Aero RSL Road Integrated Handlebar/Stem is built upon our Race Fit, with a shorter reach and hoods that are 3cm narrower than the drops. This moves you into a more comfortable ergonomic riding position that greatly reduces rider drag for an e/tra aerodynamic advantage. A 6-degree flare allows for ample wrist clearance and control, so you don't lose any power or comfort in e/plosive sprinting moments. Plus, riders get the weight-saving and aerodynamic advantage of a single-piece bar combined with stem. PRODUCT DETAILS - OCLV Carbon construction is ultra-light, compliant, and durable - 7-degrees of ergonomic backsweep reduces rider drag for e/tra aerodynamic speed and comfort - Hoods measure 3cm narrower than drops - 6-degree flare provides ample wrist clearance for sprinting - Brake lever position guides for spot-on control set-up - Electronic shift compatibility only - Only compatible with Madone Gen 8 - Race Fit puts riders into a more comfortable, ergonomic riding position

Get back on the road with a genuine replacement stem. Original replacement stem for your Electra. PRODUCT DETAILS - Original equipment replacement for Super Deluxe tandem 7i bikes - Adjustable stem length

A light, durable 35mm MTB stem that adds Blendr capability for clean, integrated mounting of lights or computer. Equip your whip with this 35mm Line Pro stem and give yourself the oversized advantage. Forged from light and strong 7075-T73 3D aluminum, the oversized 35mm design offers increased strength and a lighter overall bar and stem system weight. Use with included Blendr base and mount for integrated mounting options for light or computer. Product details - Oversized 35mm clamp diameter offers increased strength and minimal weight - 7075 T73, 3D, forged alloy construction - Laser-etched calibration marks make dialing in the perfect angle simple and repeatable - Compatible with both Knock Block and standard headsets and spacers - Blendr compatible for an elegant, integrated accessory mounting solution - High-strength, corrosion-resistant steel bolts - Includes Blendr mono base, Garmin Mount, and Ion Light Mount - Approved for carbon bars

Great for road or mountain use, the Elite stem features Blendr compatibility to get you and your accessories in the position you need. Blendr Elite allows seamless accessory integration 4-bolt dual band clamp retains stiffness and reduces weight Opposing 2-bolt steerer tube clamp Uses M5 countersunk, corrosion-resistant steel bolts with 5.2Nm torque spec

An ultralight OCLV Carbon stem with flush-fit faceplate bands and Blendr integration for a clean look. The lightweight stem for seamless integration OCLV Carbon construction of the RSL Blendr stem combines lightweight strength with a classy aesthetic. It's equipped with captured titanium hardware that ensures you never drop bolts again, and the dual-banded faceplate shaves weight and works seamlessly with mounted accessories using the Blendr integration system. Product details - Ultra-light OCLV Carbon construction - Flush-fit 4-bolt dual band bar clamps offer seamless look - Captured Titanium screws save weight while making installation easy - Integrate accessories with included Blendr Mono Base and Blendr Ion and Garmin mounts - Mounts available for use with Ion and Trip, Garmin, GoPro, and SRM accessories - Approved for carbon bars and steerer tubes

Genuine replacement parts Get back on the road with a genuine replacement stem. For a perfect fit on the bike. - With 31.8mm handlebar clamp - 35-degree rise - 55mm height

Dimension 25.4 Stem is a fully forged 6061-T6 aluminum stem with 4-bolt handlebar clamp. - 2-D forged AL-6061-T6 - Four-bolt handlebar clamp - 41mm height - Dimension stems are not intended for use with carbon handlebars or carbon steerer tubes - Weight: 130g-180g

Electra's Cruiser Aluminum Stem is a stable, solid replacement for your original equipment. Designed to work with a 1-inch headset, the Cruiser Stem is made from no-frills aluminum that keeps off the weight while maintaining strength where you need it.

Run your favorite 31.8mm clamping diameter handlebar on a bike with Knock Block with the Rhythm Comp 31.8. It adds Knock Block compatibility to a durable stem with multiple lengths to let you fine-tune the fit to your ride. Get 31.8mm handlebar compatibility with your Knock Block system;Also compatible with standard headsets and spacers;Knock Block system protects frame from impacts by fork and handlebars by eliminating over-rotation of bars;Available in a wide range of sizes for today's mountain rider;See Service Parts for other Knock Block parts;

A lightweight alloy stem with a flush mount top cap and seamless cable routing offer a fully integrated and elegant aesthetic. Integrated elegance The RCS Pro Blendr Stem is a sleek alloy stem offering all of the performance you crave, with looks to match. Specifically designed for use with model year 2023 Domane SL, SLR, and RSL bikes, this stem fits seamlessly with the headset top cap to provide ultimate integrated elegance. A flush mount top cap, under-stem cable routing cover, and Blendr compatibility further add beauty and sophistication. Product details - Lightweight 7075 alloy construction - High-quality M5 corrosion-resistant face plate bolts with 5.2Nm torque spec - Cable routing cover keeps up to six cables and wires tidy under stem - Included Blendr Duo Base makes it easy to integrate accessories - Blendr accessory mounts sold separately - Compatible with model year 2023 Domane SL, SLR, RSL bikes

Key features: - Blendr works with this simple formula: Stem + Base + Mount. Add accessory. - Bases for use with Bontrager XXX Blendr stem - Add any XXX accessory mount (sold seperately) for an elegant, integrated look

The forged alloy construction of the Bontrager Pro Blendr Stem delivers stiffness without compromising its light weight or sleek looks. Easy integration of lights, a computer, and more with the Blendr integration system make this stem a perfect upgrade for any bike. - Pro-level quality 31.8mm clamp diameter stem weighs less than many carbon stems - 4-bolt dual band clamp securely holds handlebar - Uses high-quality M5 corrosion-resistant faceplate bolts with 5.2Nm torque spec - Integrate accessories with included Blendr Pro base and Blendr XXX accessory mounts - Mounts intended for use with Ion and Trip, Garmin, GoPro and SRM accessories - Approved for carbon bars and steerer tubes - Safe installation requires 5mm spacer above and below stem - Included Blendr accessories: Pro Mono Base, Trip Computer mount, and High Ion Light mount

The new Ritchey Comp Trail 35 mountain bike stem is designed to accommodate modern MTB bars with a 35mm diameter, such as the new Ritchey Comp Trail Rizer 35. Strong, reliable, and ready for all of your shredding needs, the Comp Trail 35 stem is available in four lengths from 35-65mm and is made from 3D Net Forged 6061-T6 alloy. The head of the stem is vertically offset to the center of its body which allows for a 5mm rise or drop when flipped.

A new breed of champion is born. The WCS Carbon Solostreem features a classic bend, UCI-compliant aero top section with short/shallow classic drop, integrated mount ready for K-Edge or similar devices, and underside grooved cable routing for a sleek appearance. It enjoys a matte UD carbon finish and its curved stem clamp greatly reduces steerer stress. - Material: Carbon monocoque with forged alloy steerer clamp - Stem Angle: 84 -degree - Drop/Reach: 126/75mm(Measured center-to-center where the levers mount) - Sweep/Flare: 4.7/1-degree - Features mounting holes for computer/accessory mount - Matte UD carbon finish - Weight: 350g (42cm x 100mm)

RaceFace's Chester 35 Stem is a practical stem with 2 length options and that legendary bomb-proof Race Face toughness baked right in. - Forged and machined from 6061 aluminum - Interlocking 4 bolt bar clamp secures your bar and distributes loads away from bolts and into the body - Stack Height: 42mm

Zipp's Service Course SL Stem, crafted from 7075 aluminum, features a shape that's strong and lightweight, resulting in a best-in-class 1.85 grams per newton meter of stiffness. That results in no-flex sprints and accelerations. This stem is a favorite of Zipp ambassadors and pro athletes. - Distinctive Zipp cosmetics - Zipp Quickview integrated computer mount available separately - Lifetime warranty

Profile's Aris stem is a no-nonsense stem made from 6061-aluminum that's been shot-peened and anodized for strength and durability. The 4-bolt face plate is stiff, ultra tough and makes handlebar changes a breeze. And, the opposing-bolt steerer clamp is safe and secure.

Proven time after time to be a reliable, easily adjustable system that continues to outperform the competition, the 4-Axis stem is a surefire go-to for an entry level stem that has world-class performance. - Bar Clamp Diameter: 31.8mm - Material: Alloy - Stem Angle: 30 degrees - S.H.I.S. Stem Clamp Diameter: 28.6

The Boxcar Stem from Paul Components is the perfect combination of stiffness, strength, and reasonable weight. All screws are high-strength stainless steel with the popular T25 head. Made in Chico, California with US-sourced 2024 aircraft alloy. - Stack height: 36mm - Weight: 155g (90mm)

Get back on the road with a genuine replacement stem. Original equipment replacement stem for your bike. PRODUCT DETAILS - Includes face plate and face plate bolts - Includes stem cap to cover your cables - Steerer tube bolt not included

- High strength and ultra-low weight combined with a low 40mm stack height make for a great all around stem - Stem is horizontally divided and machined in two pieces, enabling weight to be reduced to the absolute minimum without compromising strength

FSA's K-Force OS-99 CSI is 3-D forged and CNC machined from AL2014 before a uni-directional (UD) carbon weave skin is applied through the Carbon Structural Integration (CSI) process. To further reduce weight the OS-99 uses a 4-bolt sculpted AL2014 alloy/carbon faceplate and titanium hardware. CSI is a process that permanently bonds carbon to alloy, to create a true hybrid product, with many of the benefits of aluminum and carbon. - Stack Height: 41mm - Weight: 126g (100mm)

- C-220 degree extra-wide bar clamp improves stiffness and fits most riser bars - 3D forged 6061 alloy - 42mm steerer height with 41mm faceplate width - 142g (90mm)

Built for all-mountain riding, the new Aeffect Rally 35 stem is a no nonsense workhorse. With increased strength and shorter length options available for modern bike geometry, Aeffect R performs well above its price point…and all of this at a competitive weight.

Whisky's No.7 Stem is a lightweight stem with a clean aesthetic. Stems only have a few jobs to do: hold the bars, provide stable support, and look good. Ours does all three admirably. Paired with any of our handlebars, it rounds out the perfect Whisky cockpit. Available in a wide range of lengths to perfect your bike's fit and performance.

Designed as a replacement for the AM stem, the all-new TR stem matches the aesthetic of the Gravity stem but is tailored for downcountry/trail and all mountain use. KEY FEATURES - Opposing steerer clamp bolts to give exceptionally rigid steering characteristics - 2 piece front plate design with a simple “no gap” clamping system - Optimum machining to give lightest weight without compromising stiffness - 32, 40 and 50mm lengths Ø31.8mm clamp - 35, 40 and 50mm lengths Ø35mm clamp - CNC machined from a solid billet of 2014 T6 aluminium - Zero rise - 56mm clamping width - Stainless steel taper head screws supplied - To suit Ø31.8mm and Ø35mm bars - Available in: black, silver, red, blue, purple, orange and new bronze - Weights 32mm reach, Ø31.8mm – 123g // 40mm reach, Ø31.8mm – 131g // 50mm reach, Ø31.8mm – 150g // 35mm reach, Ø35mm – 121g

An adjustable stiffness suspension stem that smooths out the ride by reducing the affects of impacts and road vibrations. - Unwanted vertical movement is absorbed by twin interchangeable elastomers - Stem retains torsional rigidity - Travel is limited to 1-2 centimeters - Made with 6061-T6 Aluminum - Includes 5 swappable elastomers (2 pre-installed, 3 additional) to customize the ride feel for your bike, weight, and riding style

Velo Orange Removable Faceplate Quill Stem. For any classic roadie, tourer, mtb, or any other bike with a 1-inch threaded steerer. These stems feature a simple 2-bolt removable faceplate for use with any handlebars including modern bars with 31.8mm clamp diameters. The 90 degree extension gives a bit of rise without looking out of place on a custom build. - Height above insert: 130mm - Use shims for 25.4 handlebars (sold separately)