Onza Tyres Porcupine RC

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get the ones tyres porcupine rc with free next day delivery in the UK from Wheelie Bike Shop

From muddy days to loamy forests and deep dust – the PORCUPINE RC is made to keep you on track in even the most demanding conditions. Designed in collaboration with some of the worlds fastest downhill racers, no compromises were made on the quest to develop Onza's most aggressive tyre to date.

Onza Porcupine RC

  • Purpose: Enduro/E-MTB/DH
  • Size: 29 x 2.5"
  • Weight: 1200g
  • Casing: GRC
  • TPI: 2x 120
  • Sidewall: Skinwall
  • Bead: Foldable/Kevlar
  • Rubber: Soft Compount 50a/45a edges

The toughest Skinwall tire on the market

Following the high demand for Skinwall options, we decided to offer the PORCUPINE RC as a Skinwall option, making it the toughest and most aggressive Skinwall tire on the market.

High grip

The aggressive and wide spread tread dig deep into the soil. In combination with our Soft Compound 50 rubber, the PORCUPINE RC offers all the grip, in every situation.

Heavy duty casing

The new GRC casing is designed to offer riders excellent comfort paired with a high degree of puncture protection. Because we want you to ride the hardest tracks around.

Quick dirt shedding

The open tread profile with moderate spaces results in a great self-cleaning ability.

 Tyre Application Guide


Soft Compound 50

• improved compound formula for more grip with lower rolling resistance and less wear
• dual compound for best traction, combined with good rolling characteristics and excellent longevity
• soft 50a rubber in the center of the tread for best traction and high grip
• grippy 45a rubber on the side knobs for superb cornering control
• field of application: Enduro, Gravity, E-MTB

Gravity Casing


• 120TPI single-ply casing with 2-ply reinforcement from bead to bead
• special Nylon bead reinforcement layer
• lightweight butyl inlays
• foldable Kevlar beads
• Tubeless Ready TLR
• field of application: Enduro, Gravity, E-MTB