The soft end of the enduro scale — plush, sticky, still unflatable.

G-Mousse Rear Large is the insert enduro and hard-enduro riders reach for when they want sublime bump compliance on 140/80-18 and 120/100-18, or a firmer bite in 110/100-18. Dual-heat polymer, flat-proof when the rocks start chewing tubes.

Built for

110/100-18 MX · 120/80-19 MX · 120/90 Extreme · soft feel on 140/80-18 extreme Enduro.

Pairing

• GOP4200KE · GT516KE 140/80-18 — Est. 10–12 psi (soft)
• GOP4200KX · GT516KX 140/80-18 — Est. 10–12 psi (soft)
• GOP4718 · GT232N 120/100-18 — Est. 10–12 psi
• GOP4717 · GT232N 110/100-18 — Est. 12–14 psi (firmer in this size)
• GOP4713 · GT232N 120/80-19 — Est. 12–14 psi

140/80 Enduro scale: Soft MOU2012N → Medium MOU2013N → Firm MOU2014N.

Specs

• Code: MOU2012N
• Size class: Rear Large · 18"/19"

• Construction: dual-heat polymer insert (replaces inner tube)
• Flat protection: 100%% competition flat-proof when correctly fitted
• Feel: fixed equivalent pressure (typical market range ~0.7–0.9 bar / ~10–13 psi; see pairings for estimates)
• Included: mousse lube
• Use: off-road / competition only — not road legal
• Fitment: designed for Goldentyre tyre carcasses (other brands may differ in section and wall thickness)
• Care: avoid prolonged asphalt and extreme heat (premature wear)
• Note: no warranty for improper use