Headsets

Replacement headset cap for 2021 Trek Emonda SLR. Viper Red only.

1-inch model: • Bearing Type: Cup and Cone • Color: Silver/Black • Crown Race: 26 • Defined Color: Silver • Lower Stack Height: 10.5 mm • S.H.I.S Lower: EC30 • S.H.I.S Upper: EC30 • S.H.I.S. Stem Clamp Diameter: 25.4-24tpi Quill • Upper Stack Height: 26 mm • Weight: 130 g 1-1/8-inch model: • Bearing Type: Cup and Cone • Color: Silver/Black • Crown Race: 30 • Defined Color: Silver • Lower Stack Height: 10.7 mm • S.H.I.S Lower: EC34 • S.H.I.S Upper: EC34 • S.H.I.S. Stem Clamp Diameter: 28.6-26tpi Quill • Upper Stack Height: 26 mm • Weight: 140 g

Converts quill style forks to use threadless stems.

- Microspacers ensure the correct fitment of integrated headsets - Use between the top cover and the compression ring to ensure the top cover does not contact the headtube - Sold in bags of 10

- Bearing Type: Cartridge - Weight: 86 g - Crown Race: 40 - S.H.I.S Lower: IS52 - S.H.I.S Upper: IS42 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless

These baseplates are the foundation that keeps Chris King headsets turning with legendary smoothness. Manufactured from high-quality stainless steel or titanium, Chris King makes replacement baseplates for all standard sizes and a number of ingenious solutions for those that need something a little special to make their headset work. - Engineered and manufactured in Portland, Oregon USA - High-quality stainless steel and titanium baseplates available for all standard Chris King headset sizes - Titanium baseplates are available in 1-inch and 1 1/8-inch sizes only - Devolution baseplates are a stainless steel solution that allow King headsets to adapt to a wide variety of steerer tube sizes - King Stainless Steel baseplates are available in undersized and oversized versions for irregular steerer tube sizes

Get some of the most precisely machined spacers on the market. Available in lots of fun colors, Chris King's spacer kits include one each of their 25mm, 12mm, 6mm, and 3mm spacers.

The Inset headset offers Chris King's trademark quality and durability in a low-stack configuration sized for contemporary headtube dimensions. King's legendary made-in-house bearings still form the centerpiece of the Inset headsets, with precisely machined aluminum cups and headset caps available in all ten classic Chris King colors. The Inset 3 is compatible with tapered 1-1/8 - 1-1/2-inch forks and frames using a 44/49mm headtube.

The Inset headset offers Chris King's trademark quality and durability in a low-stack configuration sized for contemporary headtube dimensions. King's legendary, made-in-house bearings still form the centerpiece of the Inset headsets, with precisely machined aluminum cups and headset caps available in all ten classic Chris King colors. The Inset 4 is compatible with non-tapered 1-1/8-inch forks and frames using a 49mm headtube.

• Replacement stainless steel cartridge bearings for Cane Creek 110 headsets • 38mm, 41mm, and 42mm are sold in pairs • 52mm sold individually

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: IS41/28.6/H9/K • Top Type: IS - Integrated • Top Head Tube Inside Dia.: 41.1mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 9mm (Short), 15mm (Tall) • Top Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 37g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: IS41/28.6/H9/K|IS52/40/H1 • Top Type: IS - Integrated • Top Head Tube Inside Dia.: 41.1mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 9mm (Short), 15mm (Tall) • Top Bearing Type: Black Oxide, Sealed • Bottom Type: IS - Integrated • Bottom Head Tube Inside Dia.: 52.1mm • Crown Race Seat Dia.: 39.79mm • Crown Race Type: Steel, Face-Sealed • Bottom Stack Height: 1mm • Bottom Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 87g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: IS42/28.6/H9/K|IS42/30/H1 • Top Type: IS - Integrated • Top Head Tube Inside Dia.: 42.00mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 9mm (Short), 15mm (Tall) • Top Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 72g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: ZS44/28.6/H8/K|ZS56/40/H4/K • Top Type: ZS - ZeroStack • Top Head Tube Inside Dia.: 44.00mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 8mm • Top Bearing Type: Black Oxide, Sealed • Bottom Type: ZS - ZeroStack • Bottom Head Tube Inside Dia.: 55.95mm • Crown Race Seat Dia.: 39.79mm • Crown Race Type: Steel, Face-Sealed • Bottom Stack Height: 4mm • Bottom Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 109g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek headsets. The 40 Series has light, tough, and beautiful machined 6061 T6-aluminum cups that are internally relieved for even more gram shaving. You also get Cane Creek's corrosion-resistant black-oxide sealed bearings and quality seals throughout to keep the grease in and the dirt out, including Cane Creek's Clip Seal that completely seals the top assembly.

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek headsets. The 40 Series has light, tough, and beautiful machined 6061 T6-aluminum cups that are internally relieved for even more gram shaving. You also get Cane Creek's corrosion-resistant black-oxide sealed bearings and quality seals throughout to keep the grease in and the dirt out, including Cane Creek's Clip Seal that completely seals the top assembly.

This is the Bottom for the Cane Creek 40 Series ZeroStack headset. Please contact us if you have any questions about which parts are correct for your headset.

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: ZS44/28.6|EC44/40 • Top Type: ZS - ZeroStack • Top Head Tube Inside Dia.: 44.0mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 8mm • Top Bearing Type: Black Oxide, Sealed • Bottom Type: EC - External Cup • Bottom Head Tube Inside Dia.: 44.0mm • Crown Race Seat Dia.: 39.79mm • Crown Race Type: Steel, Face-Sealed • Bottom Stack Height: 12mm • Bottom Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: ZS49/28.6/H8/K • Top Type: ZS - ZeroStack • Top Head Tube Inside Dia.: 49.61mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 8mm • Top Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 57g

Crown races for Cane Creek headsets fit a variety of lowers and crown race seat diameters. - Compatible with 10-, 40- and 110-Series headsets and backwards compatible with S and XX Series - Integral mold seals keep out the elements - Durable steel construction