How do you change gearbox oil?

BMW R nineT Oil Change & Service Guide

15/03/2012

Rating: 3.91 (9998 votes)

Owning a BMW R nineT Classic, particularly the 2017-2020 model, is an experience in pure motorcycling. Its timeless design and the distinctive air/oil-cooled boxer engine make it a joy to ride. However, to ensure your R nineT remains a reliable and thrilling companion on the open road, adherence to a meticulous maintenance schedule is paramount. The cornerstone of this schedule, and arguably the most crucial aspect of engine longevity, is the regular oil change. This comprehensive guide will delve into precisely when and how to maintain your R nineT, covering everything from essential fluid changes to critical inspections, ensuring your machine performs at its absolute best.

How often should a BMW oil change be done?
At every service, you should change the oil and filter and also check the valve clearances. Note that BMW also specifies an annual oil change in their service schedule, regardless of distance travelled. There’s also an annual full multi-point inspection to check for leaks or parts that need lubrication.
Table

The Crucial Oil Change Interval for Your R nineT

One of the most frequent questions from R nineT owners concerns the oil change interval. For the BMW R nineT Classic (2017-2020), which features the robust air/oil-cooled 1170cc flat twin boxer engine, BMW specifies a relatively short service interval of 6,000 miles (10,000 km). This is a crucial milestone for both an engine oil and filter change, along with a mandatory valve clearance check. However, it's vital to note that BMW also mandates an annual oil change, irrespective of the distance travelled. This means that even if you don't hit the mileage target, your R nineT still requires fresh oil every 12 months. This dual requirement ensures that your engine's internal components are always lubricated with high-quality oil, preventing wear and maximising performance, especially given the unique cooling properties of this air/oil-cooled unit.

Comprehensive Maintenance Schedule Overview

While the oil change is a highlight, it's just one part of a holistic maintenance regimen. The R nineT's service schedule is designed to keep every component in peak condition. A simplified overview reveals a systematic approach to longevity:

  • A standard service every 12 months (regardless of distance).
  • Engine oil and filter change every 6,000 miles / 10,000 km or 12 months, whichever comes first.
  • Valve clearance inspection and engine synchronisation every 6,000 miles / 10,000 km (with no time-based interval).
  • Air cleaner and spark plugs changed every two services.
  • Other items, such as drive oil and brake fluid, on specific multi-service intervals.

It's worth noting that the break-in service, typically performed by the dealer, is not covered here as it falls within the warranty period.

Essential Consumables and Fluids for Your R nineT

Using the correct consumables is vital for your R nineT's health. BMW specifies particular grades and types of fluids and parts. Here's a breakdown of the recommended items for your 2017-2020 R nineT Classic:

ItemBMW R nineT Specification / RecommendationNotes & Alternatives
Engine OilSAE 15W-50, API SJ/JASO MA2 (e.g., BMW Motorrad ADVANTEC Ultimate oil)Maximum 3.8 litres. Additives are prohibited. Mobil 1 15W-50 is a good alternative.
Oil FilterBMW/Mahle oil filter (Part No. 11 42 7 673 541)Best replacement is a Hiflofiltro HF164.
Engine CoolantN/A (Air-cooled bike)This model does not use liquid engine coolant.
Spark PlugsNGK MAR8B-JDSEnsure correct gap of 0.8mm using a gapping tool.
Air FilterOEM part number 13717706414Many riders prefer the reusable K&N BM-1204 air filter.
Front Brake PadsBrembo standard padsFor 2017-2020 R nineT Classic, use two EBC FA630HH double hardened pads.
Rear Brake PadsBrembo standard padsFor 2017-2020 R nineT Classic, use one EBC FA363HH.
Drive Oil (Rear Axle Differential)SAE 70W-80 / hypoid axle G3Many hypoid gear oils work, e.g., Mobil 1 75W-90 or Castrol 75W-90 gear oil.
Alternator BeltPart number 11 31 8 528 385Easiest to source from a BMW dealer.
Brake FluidCastrol Dot 4

Detailed Maintenance Schedule Table

To provide a clearer overview, here is the consolidated maintenance schedule for the BMW R nineT Classic (2017-2020), derived directly from the owner's manual. Remember to follow the earlier of any distance or time-based intervals.

Service ItemInterval (Miles)Interval (Kilometres)Interval (Time)
Conduct BMW Standard Service ScopeEvery 6,000Every 10,000Every 12 months
Change Engine Oil & Oil FilterEvery 6,000Every 10,000Every 12 months
Check Valve ClearancesEvery 6,000Every 10,000N/A
Adjust Engine SynchronisationEvery 6,000Every 10,000N/A
Change Oil in Rear Bevel GearsEvery 12,000Every 20,000N/A
Change Transmission OilEvery 24,000Every 40,000N/A
Replace Spark PlugsEvery 12,000Every 20,000Every 2 years
Replace Air Cleaner InsertEvery 12,000Every 20,000N/A
Replace Alternator BeltEvery 24,000Every 40,000N/A
Change Telescopic Fork OilEvery 36,000Every 60,000N/A
Change Brake Fluid in Entire SystemN/AN/AAfter 1 year, then every 2 years

Note: Continue the pattern shown for intervals beyond those listed. Always adhere to the earlier of the distance or time-based intervals.

The BMW Motorrad Standard Service Scope

The 'BMW Motorrad Standard Service' is a comprehensive inspection and adjustment procedure performed periodically. While some tasks require specialised BMW diagnostic equipment, many can be visually inspected by a diligent owner. The scope includes:

  • Performing a vehicle test with BMW Motorrad diagnosis system (Dealer specific).
  • Visually inspecting the clutch system, adjusting free play, and lubricating as necessary.
  • Checking the steering-head bearing.
  • Visually inspecting brake pipes, hoses, and connections.
  • Checking front brake pads and discs for wear (replace with FA630HH if necessary).
  • Checking front brake fluid level.
  • Checking rear brake pads and disc for wear (replace pads with FA363HH if necessary).
  • Checking rear brake fluid level.
  • Checking for play in the throttle cable.
  • Checking tyre pressures and tread depth.
  • Checking ease of movement of the side stand.
  • Checking tension of the spokes and tightening as needed.
  • Checking the lighting and signal equipment.
  • Function test of the engine start suppression.
  • Final inspection and check for road safety.
  • Setting the service-due date and countdown distance using BMW Motorrad diagnostic system (Dealer specific).
  • Checking battery charging state.
  • Confirming BMW service in the vehicle literature (Dealer specific).

Tyre Specifications and Pressures

Proper tyre maintenance is fundamental for safety and handling. The BMW R nineT Classic (2017-2020) comes with spoked wheels and tubed tyres, and specific pressures are recommended for optimal performance.

Wheel/Tyre PositionSizeCold Pressure (Solo Rider)Cold Pressure (Two-up with Cargo)
Front120/70 ZR 172.5 bar (36 psi)N/A
Rear180/55 ZR 172.7 bar (39 psi)2.9 bar (42 psi)

Always check your tyre pressures when the tyres are cold for the most accurate reading.

Changing Gearbox Oil: A Step-by-Step Guide

While often overlooked, maintaining the gearbox oil is crucial for smooth shifting and the longevity of your transmission. Here’s a general guide for changing the gearbox oil on your R nineT:

  1. Ensure the motorcycle is stable and on a level surface.
  2. Locate the gearbox oil drain plug. Place a suitable drain pan underneath.
  3. Carefully remove the drain plug and allow the old oil to drain completely. Be prepared for a full flow.
  4. Once drained, clean the drain plug thoroughly.
  5. Install the oil drain plug by hand and then torque it to 30 N.m (22.13 ft.lbs) using a torque wrench.
  6. Locate the gearbox oil-filler hole. Before adding new oil, ensure your funnel is absolutely clean and free of contaminants. Wiping it with a clean blue paper towel is a good practice.
  7. Place a graduated funnel into the gearbox oil-filler hole.
  8. Pour precisely 700ml of brand new gearbox oil into the filler hole. Refer to your manual or the consumables table for the correct oil type (e.g., Mobil 1 75W-90 or Castrol 75W-90 gear oil).
  9. Once filled, replace the filler plug and clean up any spills.

This procedure ensures your gearbox remains well-lubricated and operates efficiently.

How often should a BMW oil change be done?
At every service, you should change the oil and filter and also check the valve clearances. Note that BMW also specifies an annual oil change in their service schedule, regardless of distance travelled. There’s also an annual full multi-point inspection to check for leaks or parts that need lubrication.

Why Regular Maintenance is Non-Negotiable

Adhering to the maintenance schedule for your BMW R nineT is not merely a recommendation; it's a necessity for several reasons. Regular servicing, particularly timely oil changes, preserves the intricate engineering of the boxer engine, ensuring optimal performance and fuel efficiency. It significantly extends the lifespan of critical components, reducing the likelihood of costly repairs down the line. Furthermore, consistent maintenance safeguards your safety on the road by ensuring all systems, from brakes to tyres, are in prime working order. Finally, a well-maintained service history can substantially boost the resale value of your R nineT, should you ever decide to part with it. It’s an investment in your motorcycle’s future and your peace of mind.

Frequently Asked Questions (FAQs)

Here are some common questions R nineT owners often have regarding maintenance:

Can I perform the oil change and other maintenance myself?

Many routine maintenance tasks, such as oil and filter changes, air filter replacement, and even spark plug changes, are well within the capabilities of a competent home mechanic. The boxer engine's design, with its cylinders protruding, makes valve clearance checks surprisingly accessible. However, tasks requiring BMW-specific diagnostic tools, like resetting service indicators or deeper system checks, will necessitate a visit to an authorised BMW Motorrad dealer.

What type of engine oil should I use for my R nineT?

BMW recommends their Motorrad ADVANTEC Ultimate oil, which is a SAE 15W-50, API SJ/JASO MA2 specification. If you opt for an alternative, ensure it meets these exact specifications. Popular and reliable alternatives include Mobil 1 15W-50. It is crucial to avoid any additives, especially molybdenum-based substances, as they can damage engine component coatings.

Why are the service intervals for the R nineT relatively short compared to some other bikes?

The R nineT’s air/oil-cooled boxer engine, while robust and reliable, operates at higher internal temperatures due to its cooling method compared to purely liquid-cooled engines. This can lead to a faster degradation of engine oil properties. Therefore, shorter intervals, combined with the annual oil change requirement, ensure the engine is consistently protected with fresh lubricant, compensating for the thermal demands.

Is the maintenance schedule the same for all R nineT variants (Pure, Scrambler, Urban G/S)?

While the core engine and drivetrain elements are shared across the R nineT line, meaning many maintenance aspects overlap, there are crucial differences. Variants may have different wheels (tubed vs. tubeless), suspension types, and brake pad specifications. Always consult the specific owner's manual for your exact R nineT model to ensure you are following the correct maintenance schedule and using the appropriate parts, especially for items like brake pads and tyre pressures.

What is the "break-in service" and do I need to worry about it?

The break-in service (or running-in service) is the initial maintenance check performed after the first few hundred miles of a new motorcycle's life. It's critical for checking for any initial manufacturing anomalies and ensuring components have settled correctly. This service is almost always performed by the dealer during the warranty period and is essential for the long-term health of your R nineT. You do not need to worry about performing it yourself, but ensure it's done by an authorised service centre.

Conclusion

Maintaining your BMW R nineT Classic (2017-2020) correctly is paramount to enjoying its unique character and ensuring its longevity. By adhering to the recommended oil change intervals and comprehensive service schedule, using the specified fluids and parts, and performing regular checks, you'll safeguard your investment and keep your iconic boxer engine purring contentedly on countless adventures across the UK and beyond. A well-cared-for R nineT isn't just a motorcycle; it's a testament to engineering excellence and a reliable companion for years to come.

If you want to read more articles similar to BMW R nineT Oil Change & Service Guide, you can visit the Motorcycles category.

Go up