Usually a DU421 as standard the DU143 is a bit higher spec
http://www.ohlins.com/Portals/0/prod...s/MC/DU421.pdf My 748RS came with a DU143 linked to its mag arm, both are non standard to model
http://www.ohlins.com/Portals/0/prod...s/MC/DU143.pdf
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