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Load image into Gallery viewer, Sun Ringle Duroc SD37 Expert Rear Wheel 27.5in 12x157mm 6-Bolt Micro Spline/XD
Load image into Gallery viewer, Sun Ringle Duroc SD37 Expert Rear Wheel 27.5in 12x157mm 6-Bolt Micro Spline/XD

SKU: RRWH1299

Sun Ringle Duroc SD37 Expert Rear Wheel 27.5in 12x157mm 6-Bolt Micro Spline/XD

Regular price $329.99
$366.95 Sale price $329.99 Regular price
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Description
Specifications

Discover the Sun Ringle Duroc SD37 Expert Rear Wheel - the ultimate choice for serious mountain bikers seeking high performance, durability, and innovation on the trail. Designed for 27.5-inch e-bikes and downhill adventures, this wheel combines advanced engineering with premium materials to deliver top-tier results in challenging terrains.

Materials & Construction

Built to withstand the toughest impacts, the Duroc SD37 features welded and eyeleted rims crafted from high-strength materials, ensuring maximum impact resistance and reliable performance. The 32mm internal width provides optimal tire shaping for improved traction and stability, while the tubeless-ready design enhances traction, puncture resistance, and lower rolling resistance.

Performance & Engineering

Optimized for aggressive riding and E-MTB applications, the Duroc SD37 is E-bike approved, meeting rigorous industry standards. The wheel's precise construction includes double-butted Wheelsmith spokes and brass nipples, tensioned with SpokePrep assembly compound for longevity and consistent performance. The high-quality steel precision-ground axles and robust straight-pull SRX hubs with high-torque dual-tooth pawls ensure reliable power transfer and quick engagement.

Components & Technology

Equipped with adaptable cassette body options, including Shimano Micro Spline and SRAM XD, this wheel is versatile across a range of drivetrains. The 6-bolt disc brake compatibility ensures powerful and consistent stopping power, critical for downhill and enduro riding. Its Presta valve and sleek black finish add to its functional and stylish profile.

Style & Use Case

Designed for gravity riders, enduro racers, and E-MTB enthusiasts, the Sun Ringle Duroc SD37 excels in demanding downhill, trail riding, and electric mountain biking scenarios. Its durable construction and tubeless technology make it ideal for riders seeking confidence, control, and high performance on rugged terrains.

Innovative & Differentiating Features

- Impact-resistant welded & eyeleted rim design

- E-MTB approved for electric bicycles

- Wide internal rim width for optimized tire profile

- Tubeless-ready system for enhanced traction and lower maintenance

- Precision-engineered hubs with high-strength components for durability

- Versatile cassette compatibility

Upgrade your mountain biking setup with the Sun Ringle Duroc SD37 Expert Rear Wheel - engineered for endurance, built for performance, and designed to elevate your riding experience. Available in sleek black, this wheel is the perfect addition to your e-bike or downhill rig, ensuring you conquer every trail with confidence.

  • Premium Welded and Eyeleted Duroc SD37 Rims Constructed from durable, impact-resistant aluminum ensure maximum strength and longevity, while providing the widest stance for enhanced tire shaping and superior tubeless tire retention with STR technology.
  • High-Performance Straight-Pull SRX Hubs Featuring robust dual-tooth pawls and precision-ground steel axles deliver reliable power transfer, efficient engagement, and consistent performance on aggressive downhill and enduro rides.
  • Precision-Built with Wheelsmith Double-Butted Spokes and Brass Nipples, expertly tensioned using SpokePrep assembly compound for optimized durability, reduced spoke fatigue, and smooth, responsive handling across rugged terrains.
  • E-MTB Approved Design Engineered specifically for electric mountain bikes, offering enhanced robustness, increased torque handling, and seamless compatibility with 12x157mm thru axles and both Shimano Micro Spline and SRAM XD cassette bodies.
  • Advanced Tire and Compatibility Features Equipped with 27.5-inch tubeless-ready rims, a 32mm internal width for improved traction and stability, and a sleek black finish-ideal for aggressive riding styles, downhill racing, and versatile trail riding with 6-bolt disc brake compatibility.
Rear Axle12mm Thru x 157mm
Rim Width (Internal)32
Cassette Body TypeShimano Micro Spline
Cassette Body TypeSRAM XD
ValvePresta
ColorBlack
Wheel Size27.5"
Designed for ebikeYes
Defined ColorBlack
ISO Diameter584 / 650b / 27.5"
Tire TypeTubeless Ready
Hub/Brake Compatibility6-Bolt Disc
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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

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Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

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Ben Berman Founder & CEO of 365 Cycles


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