SHIMANO ULTEGRA/GRX RD-R8000/RX817 PULLEY SET 2026-MTB-999to2999 1 x SRAM PG-1130 11-speed

1 x SRAM PG-1130 11-speed Cassette PowerGlide 11-42T

Features Continental Cross King Performance 27

Thanks to its specially developed Hope 30mm rim

Increased air retention holds air longer with 3x less air loss than the original

SHIMANO ULTEGRA/GRX RD-R8000/RX817 PULLEY SET 2026-MTB-999to2999 1 x SRAM PG-1130 11-speedUpgrade your drivetrain with this premium Shimano pulley set, engineered for ULTEGRA RD R8000, ULTEGRA Di2 RD R8050, and GRX Di2 RD RX817 11 speed rear derailleurs. Featuring sealed precision bearings on both pulleys, this set delivers low friction performance and exceptionally smooth shifting across road and gravel applications. Built to Shimano's exacting standards for reliable, responsive gear changes in any terrain. Compatibility ULTEGRA RD R8000