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Repair guides and support for bikes manufactured by Schwinn.

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Chain replacement for 21 speed hybrid

What size chain do I need for a 21 speed hybrid men's Schwinn bike? I have no chain on bike to compare with. Owners manual doesn't list. model 700cm discover.

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Gina Dean that should be a Schwinn part number SW75248 which is a 1/2” x 3/32” chain and should work for the 7-21 speed bicycles. Of course always confirm with the vendor. Any good bicycle repair shop can of course verify this as well.

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Bike gives intermittent jerks while walking

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