Suzuki GSF1200S 2001 Service Manual page 59

ENGINE 3-21
• Remove the countershaft bearing retainer 1.
• Remove the plug 2.
• Remove the upper crankcase bolts and nut.
• Remove the oil pan 3.
• Remove the shim 4 and O-ring 5.
• Remove the oil sump filter 6.
• Remove the oil return pipe 7.
• Remove the lower crankcase bolts and nut.