Bmw K75 Final Drive

Warning! This thread contains graphic pictures that may not be suitable for all K-bike loving individuals. As I attempt to find a suitable (and reasonable $) repair for the splines on a K75RT driveshaft/final drive, I've come across a lot of older information, so I thought I'd give a current. Posted in Assembly, BMW K75, Head works, Motorbike K75 Restoration: Engine Rebuild & Final drive maintenance Taking advantage of the christmas holidays I've been working hard on the engine.

Having the head removed, it makes sense to check the state of other components, such as the piston rings, connecting rods and bore tolerances. 2018 - The Current State of K75/K100 Driveshaft and Final Drive Splines - RepairWhat exactly is "some disassembly" of the final drive? Do they want the pinion shaft only after it's been removed from the drive housing? I appreciate the update. I'm trying to determine the future of my K75S that has receding exhaust valves, and I was wondering about the current availability and cost of spline.

Subscribed 31 3.1K views 4 years ago BMW K75 for under $1500 Part 2 Final drive, drive shaft, transmission removal more. The intermediate splines between the two halves of the drive shaft do move back and forth slightly but they are long and tough so any spline wear that occurs there, if any, is negligible. Gearing - The stock gearing on a K75 monolever final drive is 32:10 or 3.2.

Bruno's repairs both the final drive splines and the driveshaft splines. They also install a cup inside the driveshaft so that the lube does not get pushed into the body of the driveshaft. It keeps all the lube on the splines.

Hansen's BMW in Oregon repairs the final drive splines but requires you to purchase a new driveshaft from BMW. Hi Guys I have a final drive for a k75 which has a ratio of 11/34 the ratio of my r80 rt was 11/37 and my current bike K100rs needs a final drive can have a ratio of 11/32 or 33 the k75 has a diffrent number of splines making the two non-compatable. 6 Re: K100 final drive for a K75? Thu Nov 05, 2009 6:38 pm.

Note: The following sequences of work were gathered from Clymer Manual M500-3 - BMW K-Series 1985-1997, Chapter 11, Rear Suspension and Final Drive ©2002 and from BMW Repair Manual K75 - K100 LT All 2V Models, Chapter 33, Rear Wheel Drive, dated: 4.1988 / scann: 12.2011 (BMW p/n: 01 51 9 798 791). K75 motors are known to be indestructible with the only extra step owners having to take is to keep the rear splines lubed on the final drive that connects with the drive shaft. Lubricate the splines every 12 months or 3,000 miles and change the oil and you'll get 150,000 miles out of the bike without any issues.

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