The answer is easy, Pyramid Parts Oil seals are all Low Stiction (low friction) seals designed specifically for motorcycles. 2x Pyramid Parts Fork Oil Seals (Triple Lipped/Double Sprung Low Stiction).
STONEDER 33x45x10.5mm Front Fork Oil Seals For Chinese Pit Dirt Trail Motor Bike 110cc 125cc 140cc 150cc 160cc
Fork oil seals for Yamaha YBR125 05-18
Fork oil seals for Yamaha XV1100 Virago 86-99
Fork oil seals for Marzocchi All 32mm
Fork Oil Seals for Suzuki Bandit GSF1200 96-07
Fork oil seals for GAS GAS Gas-Gas TXT Pro 125 200 250 280 300 38mm