Sunlite 26” Schrader Tube 26x1.90-2.35 48mm Valve
Reliable replacement tube for 26" mountain, hybrid, cruiser, and recreational bikes.
The Sunlite 26" Schrader tube is a dependable everyday replacement tube designed for bikes using 26" wheels with tire widths from 1.90" to 2.35". Featuring a standard Schrader valve and removable valve core, this tube is a practical option for mountain bikes, hybrids, cruisers, and neighborhood riders looking for affordable flat repair or preventative spares.
Key Functional Details
- Fits 26" tires from 1.90" to 2.35" wide
- Standard Schrader valve compatible with automotive-style pumps
- 48mm valve length works with most standard bicycle rims
- Removable valve core for sealant installation or valve servicing
- 0.9mm wall thickness balances durability and weight
- Ideal replacement tube for recreational and utility riding
Technical Specifications
- Wheel Size: 26"
- Tire Compatibility: 26x1.90–2.35
- ISO / ETRTO: 559
- Valve Type: Schrader (SV)
- Valve Length: 48mm
- Valve Angle: Straight (0°)
- Valve Stem: Smooth
- Valve Core: Removable
- Wall Thickness: 0.9mm
- Flat Fold Width: 51mm
Compatibility & Technical Notes
- Fits 26" ISO 559 bicycle rims only
- Compatible with Schrader valve rim drillings
- Works with many mountain bikes, hybrids, cruisers, and comfort bikes
- Not compatible with Presta-only rims unless adapters are used
- Always verify tire sidewall sizing before ordering
- Tube width range supports most 26" MTB and recreational tire sizes
Service / Ownership Context
- Excellent spare tube for riders carrying flat repair kits
- Common replacement during tire swaps or puncture repairs
- Removable valve core allows use of tire sealants if desired
- Proper tire pressure greatly reduces pinch flat risk
- Simple maintenance item every rider should keep on hand
Fit & Use Signals
- Good Fit: 26" mountain bikes, hybrids, cruisers, comfort bikes, recreational riders
- Not A Fit: 27.5", 29", 700c, or Presta-only rim systems
- Use Case: Flat repair, replacement tube, emergency ride spare
1. Real Mechanic Insights
- Most “mystery flats” are caused by debris still stuck in the tire after the first flat
- Customers often confuse 26” with 27.5”—ISO 559 is the important sizing number
- Schrader valves are easier for casual riders because they work with gas station pumps
- Underinflated 26” MTB tires are extremely prone to pinch flats
2. Typical Customer Searches
- “26 inch bike tube”
- “26x2.1 inner tube”
- “Schrader bike tube”
- “mountain bike replacement tube”
3. Often Replacing
- Pinched tubes
- Tubes with punctures or leaking valve cores
- Old dried-out tubes during tire replacements
4. Good Fit / Not A Fit
- Good Fit: Older mountain bikes, hybrids, comfort bikes, cruisers
- Not A Fit: Presta-only road wheels, tubeless-only setups without tubes
5. Recommended Shop Pairings
- Tire replacement
- Tire liner installation
- Flat repair service
- Portable pump or CO2 inflator
6. What Customers Compare This To
- Kenda bicycle tubes
- Giant OEM tubes
- Slime self-sealing tubes
- Continental MTB tubes