BMW R65 Gearbox: Performance, Engineering, and Maintenance Guide

The BMW R65 gearbox stands as a testament to premium engineering, delivering seamless power delivery and precision under demanding conditions. Designed for both agility and durability, it remains a benchmark for motorcyclists seeking performance and reliability.

The BMW R65 gearbox combines advanced metallurgy with meticulous design to ensure smooth shifts and long lifespan. Featuring dual synchronizers, precision-machined gears, and a compact layout, it balances compactness with power, making it ideal for sport touring and agile urban riding. Its robust construction withstands high torque and variable conditions without compromising efficiency.

Equipped with a sequential 6-speed layout and carefully calibrated gear ratios, the R65 gearbox delivers responsive acceleration and efficient cruising. The first and second gears provide robust low-end torque for quick launches, while higher gears ensure fuel economy and high-speed stability. The shift mechanism is intuitive, with minimal leverage required—ideal for both novice and experienced riders.

Proper care extends the life of your BMW R65 gearbox. Regular inspections of gear alignment, lubrication, and chain tension are essential. Use manufacturer-recommended synthetic gear oils and check for wear indicators every 500 miles. Avoid overloading and ensure timely replacement of gaskets and bearings to maintain peak performance and prevent premature failure.

Mastering the BMW R65 gearbox ensures a superior riding experience defined by power, precision, and durability. Whether you're hitting the open road or navigating city streets, understanding its mechanics and maintenance needs empowers you to keep every ride smooth and reliable. Explore genuine parts and expert service to preserve your machine’s legendary performance.

The R248 engines (short stroke R45/R65 design) are also especially more eager to rev than the longer stroke R247 engine design on the R75/80/90/100. Just don't over rev it - they don't like that. Improved 5th Spur Gear 15° for the 5 Speed Gearbox - not available from BMW.

The 5% taller gear will increase your top end speed and improve your fuel economy at normal speeds. NOTE: In 04/1982 the gear angles were changed from 15° and were then machined at 17.5° and were marked with an "X" on the output shaft gear. Gearbox 5 piece Bearing Set without Input Roller Bearing for all Airhead 5 speed transmissions Code: 2312999 Price: $129.00.

R65 (248) Production: 07/78-04/85 USA 11-Engine 12-Engine Electrics 13-Fuel Preparation 16-Fuel Supply 18-Exhaust System 21-Clutch 23-Transmission 31-Front Suspension 32-Steering 33-Rear Axle & Suspension 34-Brakes 36-Wheels 46-Frame, Fairing, Cases 51. Shop Motorcycle Drivetrain & Transmission Parts for BMW R65 with eBay Guaranteed Fit. Great deals.

Massive selection from top brands on eBay.com. To overtake a BMW R65, R45 gear is called with us not only the camps to renew. We make up the transference parts, deburr the excursions and smooth the crossings.

Afterwards the case and the waves will measure precisely and ausdistanziert. Only if the dugout aces fit between the gear waves and the case precisely, a flawless function and softy switch processes is guaranteed. 1980 BMW R65 Complete Gearbox.

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Browse our range of BMW R45/R65. Transmission removal method Hi! On my sole BMW, an '82 R65, I removed the gearbox quite often (to repaint the frame, to repair a broken spring in the selection pawl, and so on) I've followed both methods, either removing the swing arm or moving the engine. I tend to prefer moving the engine because putting the swing arm back and adjusting it is not that easy.

Add to this that tapered. Last time, Ric Campbell started the restoration of a really rather ratty BMW airhead. Now to inspect the engine and gearbox, and then tackle the electrics.