Wheelsets
Specialized Mixed Wheel Size Alloy Seat Stay (Gloss Black) (2025+ Stumpjumper 15) (434mm)
Original price was: $309.99.$93.00Current price is: $93.00.
Availability: 26 in stock
Specialized Mixed Wheel Size Alloy Seat Stay Description:
This Specialized Mixed Wheel Size Alloy Seat Stay replaces broken or worn seat stays found on select Specialized Stumpjumper 15 full suspension mountain bikes. Installation of this version on Stumpjumper 15 allows mixed 27.5″/29″ wheel use on S5-S6-sized frames. Composed of durable alloy, this seat stay is rated to handle the demands of trail E-Bike use.
Features:
- Genuine replacement Specialized parts
- Replacement alloy seat stay for select Specialized Stumpjumper 15 Bikes
- Enables mixed 27.5″/29″ wheel use on S5-S6 size frames
- Compatible with replacement SRAM UDH Derailleur hanger
Specifications:
- Material: Alloy
- Seat Stay Length: 434mm
- Drop Out Spacing: 148mm x 12mm
- Drop Out Type: Thru Axle
CA Residents Prop 65 Warning
WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Details…
This product was added to our catalog on January 16, 2026
| Brand | Specialized |
|---|
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