Your heart pounds, the light turns red, and you feel for the ground with your tiptoes. If your motorcycle is too tall, it's not just about comfort but about your safety. Many tip-overs happen at a standstill or when manoeuvring slowly, because the rider can no longer hold the bike.
The good news for everyone under 1.75 m: your height isn't an obstacle, it's a question of the right set-up. Here we show you how to master a taller bike safely with suspension adjustments, ergonomic tricks and the right technique. We draw on information from the German automobile club ADAC, technical advice from the testing organisation DEKRA and the experience of many riders.
Seat height isn't everything
When buying a motorcycle, most people look at the seat height in the spec sheet first. But 830 mm on a narrow enduro feels completely different from 830 mm on a wide tourer.
The inseam arc decides
More important than the vertical distance from the ground to the seat is the inseam arc (leg reach). It's the distance from one foot over the seat to the other foot.
- Width counts: a wide seat pushes your legs into an O shape. That effectively costs you leg length.
- How to measure: stand barefoot against a wall and clamp a book as high as possible between your legs. The distance from the floor to the top of the book, times two, is your inseam arc. Compare it with the bike's inseam arc, which some manufacturers state. BMW gives 1,760 mm for the G 310 R, for example, with the seat width already factored in. If your value is lower, it'll be tight with both feet.
Tip: the ADAC has a detailed list of seat heights of current models (German), a good starting point for your search. Or simply write to us via the community page.
Lowering a motorcycle: what happens to the suspension
If ergonomics aren't enough, the technology has to be adapted. That directly affects the chassis geometry.
Lowering kits (linkage)
Most commonly, the linkage arms on the rear shock are replaced, often called "dog bones". This lowers the rear.
- Cost and effort: depending on the model, a kit costs roughly €80 to €150, plus fitting at a specialist workshop. Exact prices vary a lot, so ask beforehand.
- Important: as DEKRA explains on suspension tuning (German), in Germany you need general type approval (ABE) for the part or a parts certificate with inspection by an examiner. Otherwise your bike's operating permit lapses. DEKRA also points out that the side stand usually has to be shortened when lowering.
Raising the fork tubes: keeping the balance
If you only lower the rear, the steering head angle changes. The bike is then more stable in a straight line but turns in more sluggishly. To compensate, the fork tubes are pushed up through the yoke a little at the front.
Caution: push the fork too far and the front wheel can hit the radiator or mudguard under hard braking. Stick exactly to the manufacturer's specifications. It's safest to have a specialist workshop do it.
Sitting lower without modifications: ergonomic tricks
Before you put a few hundred euros into technology, first use the options you already have: your gear and the settings on your bike.
Setting up the suspension correctly
A wrongly set suspension often sits unnecessarily high. Many ride with too much spring preload.
- Rider sag: as a rough rule of thumb, with you on board the bike should sink by about a quarter to a third of the total suspension travel. The exact target is in your manual or from the suspension manufacturer. If the spring is preloaded too much, the bike "stays up".
- Tip: use suspension set-up guides to set your bike's ride height correctly via the spring preload.
The invisible lowering: boots
Some motorcycle boots have an internal sole raise of a few centimetres. How to choose boots is covered in Buying motorcycle boots.
- Advantage: you gain height without the bike losing ground clearance.
Typical lowering mistakes
When doing it yourself, the same dangerous mistakes keep happening:
- Cutting springs: never cut the original spring. It changes the spring rate unpredictably and can lead to breakage.
- Too little ground clearance: don't lower further than the certificate allows. Otherwise frame, header pipes or fairing touch down on kerbs, bumps or in a lean, which according to DEKRA can cause serious crashes.
- Forgetting the headlight: after any lowering, especially if only the rear was lowered, you have to readjust the headlight. Otherwise you dazzle oncoming traffic.
Summary: how to stand securely
- Measure first: determine your inseam arc and look for suitable models in the ADAC catalogue.
- Adjust the ergonomics: set up your suspension correctly and try a narrower seat.
- Upgrade selectively: boots with a raised sole or a certified lowering kit.
- Practise technique: get used to putting only one foot down at traffic lights. One secure, flat foot is better than two wobbly tiptoes.
We're not about quick tips but about helping you understand the technology behind it. A bike that's well adapted to you makes riding safer and more relaxed in the long run. We wish you many good and safe rides.
Frequently asked questions: motorcycle too tall and lowering
Does lowering change the handling?
Yes, usually a little. Lowering reduces lean angle clearance, footpegs or centre stand touch down earlier in corners. A good certified kit keeps this effect small, but you'll need to adapt your riding style slightly.
Can I reduce the seat padding myself?
In theory yes, in practice an upholsterer is the better choice. They can cut the seat narrower at the sides ("wasp waist"). That often helps more than just reducing the height.
Do I need to shorten the side stand after lowering?
Usually yes. If the bike sits lower, it stands too upright on the original side stand and can tip over to the right in wind or on uneven ground.
How does lowering affect riding two-up?
Critically. Because less suspension travel is available, the suspension bottoms out faster two-up. Increase the spring preload when riding two-up (as the manual specifies for pillion use) or consider a suitable replacement shock.
What does the approval inspection cost in Germany?
With general type approval (ABE) you don't need an inspection, you just carry the ABE with you. With a parts certificate, a modification inspection is needed, which usually costs a low to mid two-digit amount. An individual approval is considerably more expensive. Prices depend on the testing centre and the effort.
Are there electronic lowering systems?
Yes. Motorcycles such as the Harley-Davidson Pan America (Special) or the BMW R 1300 GS offer, partly as an option, adaptive ride height control ("Adaptive Ride Height" at Harley, "adaptive vehicle height control" at BMW). At a standstill the bike lowers, while riding it rises again for more ground clearance.
Are Upbikers (sole add-ons) a good solution?
For many, yes. These are rubber add-ons you strap over your boots. They look unusual but are practical for learners or test rides.
Do I lose the manufacturer's warranty by lowering?
With the manufacturer's original accessories the warranty remains. With third-party parts the manufacturer may refuse warranty claims for suspension damage.
Can I back off the spring preload completely to sit lower?
No. Preload adapts the bike to your weight. If you back it off too far, you lack the necessary suspension travel and the bike becomes unstable and dangerous.
Which motorcycle has the lowest seat height for beginners?
Cruisers such as the Honda Rebel 500 (690 mm) and the Kawasaki Vulcan S (705 mm) are near the top. Among naked bikes, the BMW G 310 R at 785 mm is easy to reach, 770 mm with the optional low seat.
Sources
- Motorcycle catalogue with technical data (ADAC, German)
- Suspension tuning on motorcycles (DEKRA, German)
- G 310 R: data and equipment (BMW Motorrad, German)
- Motorcycles with a low seat height (Motorrad Online, German)
Last checked: September 2026. Technical data and prices can change.