Sportster 1200 redline. I have Why does my Sportster have such a low redline, compared to other vtwins and inlines Been riding as a youngster on dirtbikes for quite sometime, but just got my fist street bike about a month ago and Im coming to terms with how little i know about how and why my motorcycle does what it does My 2000 owner's manual states 5500 rpm as the maximum for the 1200S. Jun 21, 2009 · RPM for 1200 CT I'm finding 3000 to 3500 is a common RPM for my Sportster. They also say you can use the 75w-90 NS (no limited slip friction modifier) or MT-90 if you email and ask Dave. BWP 5p XL FORUM TEAM MEMBER Join Date:Sep 2005 Posts:12423 Sportster/Buell Model:1200 R Sportster/Buell Year:2005 #3 9 May 2010, 14:09. I don't plan on running it there but have read a bunch of different numbers from 4,000 rpm to 7,000 rpm so I'd really like to know. I am currently running the Red Line 75w-110 that has a viscosity very close to HD Formula +, about 20 CSt, in the 50 weight motor oil range. Jul 10, 2004 · Oct 6, 2023 fantastic B ZRX1200 Redline 20w/50 5,004 miles Bonz May 31, 2024 Used Oil Analysis - Motorcycle and PowerSports Replies 15 Views 1K Jun 3, 2024 I've got a 7500 rpm module in mine, but never take beyond 7k, and am typically only that high for brief periods of time. In contrast, it's 6000 for the 883 and 5200 for the 1200 models. Mar 28, 2019 · Hey all What is the red line on the late model 1200cc Sportys. Red Line recommends the 75w-90 for the Sportster Trans/Primary. Just knocking around it seems safe 0-10 mph first gear, 10-20 mph second gear, 20 to 30 mph third gear, 40 to 50 mph fourth gear, and over 50 mph fifth gear. codger Greasemonkey Join Date:Dec 2008 Posts:119 Sportster/Buell Model:1200sport Sportster/Buell Year:1999 Other Motorcycle Model:suzuki HAYABUSA Other Motorcycle Year:2007 #4 12 January 2009, 19:30 Feb 5, 2017 · No problems what so ever. They [at least my Iron 1200] don't have an actual tach just the gear indicator/rpm readout. I notice freeway speeds the bike sometimes hums at 4200 rpm. dig hmt roae jjk xmnpo obmusjpu gybe nzknix cyip svaxkzk