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Ships within 48 hours · Estimated delivery Jul 5 - Jul 10
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Description
e fahrrad bosch Diamondback Union 1 Large Gloss Gray- BikeThe Class 3 Union 1 electric bike gets things done. Built on a sleek aluminum frame with internal cable routing, this eBike is powered by a Bosch Performance Line Speed motor and a powertube integrated 400Wh battery. The Bosch Purion on board computer lets you focus on the important things with a minimalist design but the data you need at the touch of a button. A 10 speed Shimano drivetrain fine tunes your pedaling, while Tektro hydraulic disc brakes
The Class 3 Union 1 electric bike gets things done. Built on a sleek aluminum frame with internal cable routing, this eBike is powered by a Bosch Performance Line Speed motor and a powertube integrated 400Wh battery. The Bosch Purion on-board computer lets you focus on the important things with a minimalist design but the data you need at the touch of a button. A 10-speed Shimano drivetrain fine-tunes your pedaling, while Tektro hydraulic disc brakes keep your speed under control. Wide tires on 27.5-inch wheels take the sting out of rough pavement. With an integrated rack, and fenders, the Union 1 lets you cut through city traffic with ease and confidence.
- RAME Formed 6061 T6 Oversize Aluminum Alloy Thru Axle Dropout, Disc Brake Specific, Powertube Integrated Battery
- REAR SHOCK*
- FORK Formed 6061 T6 w/ Integrated Crown, Disc Brake, Thru Axle
- HEADSET Integrated, Sealed Bearing
- CRANKSFSA Forged Aluminum for Bosch System
- SPROCKETFSA Forged Spider, 42 tooth w/chainguard, steel
- BOTTOM BRACKET*
- FRONT DERAILLEUR*
- REAR DERAILLEUR Shimano Deore M610, SGS
- SHIFTER Shimano Deore SL-M6000, 10 Speed
- COGSET Shimano, 11-32 tooth, 10 Speed
- CHAIN KMC x10e EPT, Ebike Specific
- FRONT HUB Formula, Sealed Bearing, Thru Axle
- REAR HUB Formula, Sealed Bearing, Thru Axle
- SPOKES Black w/Silver Nipples
- RIMS Aluminum 27.5", Black Annodized, 25mm ID, Disc Specific, 32 Hole
- TIRES 27.5" x 2.4" Schwalbe Super Moto
- BRAKE LEVERS Tektro M735, 2 Finger Lever
- PEDALS Shoe Friendly Urban Design, Resin Body
- HANDLEBAR Aluminum Alloy 3D Forged
- GRIPS Ergo Comfort Control
- STEM Aluminum Alloy 3D Forged
- SEAT Custom Ergo Performance
- SEATPOST Aluminum Forged Head, 350mm
- EXTRAS Aluminum Structural Extrusion Fenders, with Integrated Rear Rack, Rear Mounted Kickstand
- BATTERY Bosch PowerTube 400
- CHARGER Bosch 4A
- MOTOR Bosch Performance Line Speed, 85Nm Torque, 28mph
- DISPLAY Bosch Purion
- RANGE ESTIMATED35mi/56km to 55mi/89km
- BRAKES Tektro M735, 4 Piston Front 180mm Rotor, 2 Piston Rear 160mm Rotor
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 1297 reviews
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Product Reviews
★★★★★ 5
Perfect match and fit!
Size: 16, Color: Navy Blue
It look great on my nephew and matched his pants perfectly!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 3, 2025
★★★★★ 5
Good fit
Size: 10, Color: Navy Blue
Nice fit
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Reviewed in the United States on November 30, 2025
★★★★★ 5
Beautifully made
Size: 4, Color: White
Very nicely made
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Reviewed in the United States on August 18, 2025
★★★★★ 5
Stylish
Size: 14, Color: Black
Fit perfect
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Reviewed in the United States on July 21, 2025
★★★★★ 5
Great for price
Color: Grey, Size: 16, Color: Grey, Size: 16
Fit well and for the money was well enough made.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026