Page 54 of 2008 Performance Guide by S&S Cycle

1958-2008 50th ann iversary s&s® all helical six-speed transmissions and gear sets s&s six-speed transmissions and gear sets feature helical gears in all gears to reduce noise we think a big twin should rumble not whine lash in the shifting mechanism is reduced because the s&s design uses low backlash 7-dog shifting rings instead of the usual 5-dog and pocket design on the side of the gear this design makes it easier to maneuver at low speeds and in tight spots by minimizing lurching as you get on or off the throttle nobody likes a big jerk in the parking lot gear cassette assemblies the s&s six speed transmission may also be purchased as a gear cassette assembly the cassette version includes all the gears and the shifting mechanism assembled in an s&s polished trap door the cassette may be installed in stock and most aftermarket transmission cases with only minor case modifications stock cases must be clearanced for the additional shifting fork cassettes are available for 1991 06 harley-davidson® flt softail® and pre2006 dynatm models overall gear ratio comparison gear 1 2 3 4 5 6 rpm 80 mph in top gear s&s 34t/70t 11.510 7.875 5.755 4.374 3.494 2.965 3308 s&s 34t/65t 10.688 7.313 5.344 4.061 3.245 2.753 3072 stock 32t/70t 10.112 6.962 4.946 3.875 3.150 n/a 3515 s&s complete six-speed transmissions for 1991 99 softail® models natural finish .msrp $2,495.00 56-1130 black powdercoat finish .msrp $2,595.00 56-1131 polished finish .msrp $2,745.00 56-1132 gear cassette assembly 1991 06 flt 2000 06 softail® models msrp $2,185.00 56-1222 1991 98 dynatm models call for pricing 106-0843 1991 99 softail 1999 05 dynatm models msrp $2,185.00 56-1255 optional ­ improved inner primary mainshaft bearing race all 1991 05 big twin and 2006 softail and flt models msrp $70.95 56-5089 email us at sscust@sscycle.com 54

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