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You can shift gears while pedaling, but on rare occasions the pawls and ratchet inside the hub may produce some noise afterwards as part of normal gear shifting operation. The 8-speed hub has a built-in mechanism to support shifting. When this support mechanism operates during shifting, noise or vibration may occur.
The INTER-8 hub has increased its gear ratio to 307%, compared to 244% of the INTER-7 hub. The INTER-8 hub also incorporates a closer gear ratio allowing a more effi cient and comfortable pedaling cadence. A truly “all conditions” internal hub has arrived. Equipped: SHIMANO ALFINE/SHIMANO NEXUS INTER-8
× 7-speed hub All gear positions except 1st Noise occurs when the bicycle is pushed backward. × 8-speed hub 5th, 6th, 7th, 8th The hub has a built-in mechanism that supports gear shifting
View and Download Shimano Nexus SG-8C20 service manual online. INTER-8 COASTER HUB. Nexus SG-8C20 industrial equipment pdf manual download.
The Shimano Nexus 8-speed Hub Service Manual. HTML by Sheldon "Totally Enclosed" Brown. The table of contents below is a clickable image map: Note: click right side of detail pages for "next", left side for "previous."
NEXUS 8-speed Internal Hub SG-C6061-8D MU-S705 MU-UR500 MU-UR510 S G-C 6 0 6 0-8 D SHIMANO CODE NO. DESCRIPTION * 1 Y3EE98030 Internal assembly (axle length 187 mm) Y34R79000 Stop ring (diameter 12 mm / 1.0 mm) A Y34R79010 Stop ring (diameter 12 mm / 1.3 mm) A Y34R79020 Stop ring (diameter 12 mm / 1.6 mm) A 3 Y3EG98020 Ring gear unit B 4 Y3EG98030 Carrier unit B 5 Y36W07000 Ring gear 1 A
A: Same parts. DESCRIPTION. Internal Assembly (Axle Length 187 mm) Stop Ring (ø12 / 1.0 mm) Stop Ring (ø12 / 1.3 mm) Stop Ring (ø12 / 1.6 mm) Ring Gear Unit Carrier Unit Ring Gear 1 Ring Gear 1 Stop Ring Ball Retainer O (3/16" x 26) Hub Axle Unit (Axle Length 187 mm) Clutch Unit Return Spring A Driver Unit Right Hand Dust Cap A w/Seal Chain ...