Cylinder kit complete with piston with valve pockets D39mm, rings, bolts 13mm, clips seal, 4-stroke 50 ccm 139QMA / QMB JSD139QMB

Technik-Info

Cylinder-Set

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The cylinder closes off the combustion chamber of an internal combustion engine from the outside. He is exposed to high heat and pressure. Mostly they are cast cylinders, but nowadays cylinders made of high-quality aluminum alloys are also used, which also guarantee a long service life. Our cylinders are in OEM quality.

This article fits many models, including:

Rex RS 460 BOSTON 8, Rex RS 450 , Otto Versand Rex RS 400, Otto Versand Rex RS 750, Jonway Milano 50, Kreidler MONZA 50 Race / Urban (Fin: WS1 or L8Y), Jonway Imola 50 Race / Urban, Kreidler MONACO 50 Race / Urban, Rex RS 900 QM50T 10A-A, Rex RS 600 QM50QT-2, Rex RS Classic 50, AGM GMX 450 One JSD50QT-13, Rex RS 500 QM50QT 6A-AQINGQI, AGM GMX 550, Motowell Magnet 50

top OEM quality

You can buy our spare parts for your scooter or scooter conveniently online in our shop. Regardless of whether you bought your scooter in a department store or in a hardware store, you will find suitable components for all common European, China or Taiwan scooters, especially for engines 50 cc, 125 cc, 250 ccm, 2-stroke, 4-stroke and for greater performance. Especially for motor types 125-4T6M, 152QMI, 157QMI, 139FMB, 157QMJ, 158MJ, GY6, 1E40QMB, 1E40QMA, 150QMG, 153FMI, 156FMI, 164FML, 139QMB, 139QMA, JSD139QMB in short and long versions in Euro2, Euro1, Euro1 as well as the new Euro 4 injection engines, you will find high quality spare parts. You are also welcome to inquire about spare parts by email. For orders over 100 euros, you can also use our hire purchase or financing service. When purchasing vehicles, we can also make you a leasing offer, which is particularly useful for companies that purchase company vehicles or provide their employees with a vehicle. We are happy to accept your request

It doesn't matter whether someone has an electric scooter, tricycle scooter or motor scooter drives, he probably always asks himself whether you should replace a defective part or have it repaired. Another aspect is that a spare part is not only cheaper than a repair, but also offers significantly higher reliability afterwards. A hidden defect can often only be determined by a specialist using special tools. The best thing to do is to order one of our ready-to-install complete kits that we have in our range for numerous diverse components. .

We are rightly proud that the quality of all our components does not have to shy away from any comparison on the world market. We can only be so cheap because we buy our spare parts in large enough quantities. These two factors, namely the good quality on the one hand and the low price on the other hand, primarily set us apart from our competition.

Are you looking for a component for a Sundiro or Eppella scooter? Don't panic, we have them available.

If you wish, you can of course also get the original part for your scooter from us. Nonetheless, thanks to the good prices and the OEM quality, most customers are eyeing our replicas. Regardless of whether you want to repair your scooter yourself or, better still, have it carried out in a specialist workshop, you are 100 percent right with our parts. Chances are you won't find a better alternative in connection with repairing your pedestal to save your wallet.

You can use the descriptive images to identify your old Easily compare item to available replacement so that you actually get the item you want. Please pay special attention to the conformity of the defective exchange part with the article shown; especially as far as the declared dimensions and technical specifications are concerned.

10 advantages that you can benefit from:

Scooters, fun vehicles , Street buggies and quads are preferably bought from us as specialist dealers. Why are we the right partner for you? Because we have established ourselves in this business area for decades and you can therefore benefit from the experience we have gained. Not only is the sale part of our passion, but also the care of our customers afterwards, which without question includes a perfect vehicle service. For our family-run company, the business of scooters is the whole purpose of life.

Because buying is also a matter of trust, you should take a close look at the selected specialist shop where you intend to buy a motorized two-wheeler beforehand to buy. With us everything is 100 percent transparent! Just drop by and get an idea of us for yourself. You will then receive a confirmation of your trust in black and white, so to speak.

Interested parties, for whom the way to us is too far, can contact us like to find out about us using the various Ebay reviews and the Trusted Shops seal. On our sales page Motorroller.de, both our online shop and our business practice are rated "very good" by trusted shops. Our buyer reviews on Ebay are also at an optimal level with a percentage of around 99.9%. Do these results not clearly confirm that our customers are in good hands with us?

But even if we try hard - we are not machines, but people who sometimes do something wrong. We would therefore like to ask you to give us an opportunity to improve if something is not completely to your satisfaction.

Our experienced team is available to you every day between 8:00 a.m. and 6:00 p.m. and on Available on Saturday from 8:00 a.m. to 1:00 p.m.

The satisfaction of our customers is particularly important to us. We have been successfully active in the vehicle trade for more than 25 years, but on the other hand we have established ourselves promisingly in the field of mechanical engineering over 50 years ago. Today we have focused on vehicle accessories, spare parts and the "nice-to-have" for increasing the performance of the most common scooters.

You can find it at Motorroller.de You almost all accessories and two-wheelers from Asia and Europe. In our warehouse, built-in parts, suitable accessories and articles for around 250 brands and 8500 designs are waiting for your order. For example, we have been working with such well-known suppliers as Jonway, Yamaha, Kreidler or Adly for years. By and large, we have more than 500,000 products from numerous suppliers on our high shelves for immediate delivery on an area of over 1,000 m². Here you will find every scooter accessory from A to Z.

That starts with the windshields, the crash helmets and the top case, and extends to gloves, rain sets and kidney belts - also for all tuning fans who like it sporty we have selected products in our range. This includes, for example, exhaust systems, cylinders, pistons and other things.

Continuous quality controls are our company's passion. This means that before a scooter is delivered or picked up by the customer, we then thoroughly check it again for any defects or transport damage. The first time we do this before shipping, by unpacking each vehicle and subjecting it to a test run or handover check on our computer-controlled two-wheel test bench. After delivery to the customer, a function test is carried out again on the delivered scooter. In this way, perfect operation of the vehicle is de facto guaranteed.

We strive to protect our environment. On the one hand, our scooters basically have an efficient engine. We obviously take the transport packaging back with us so that it can be disposed of professionally - that, too, is a contribution to a cleaner environment for us.

Your worn-out scooter is showing its age come and you are planning to buy a new two-wheeler from us. But what to do with the disused vehicle? That is not an issue at all! Let us take care of that by buying your used scooter.

Then we would be very happy if you gave us the opportunity to present our services under To provide evidence. Don't confuse us with the many cheap internet shops that come today and are gone tomorrow. It has not escaped us that the basis for effective business activity can only be laid on the basis of contemporary innovations and new ideas. Convince yourself of our excellent service and visit us in our company in Lindenfels-Eulsbach.

Approx. Lindenfels is located 60 km south of Frankfurt am Main in the Darmstadt administrative district. In the event that you arrive by car, you can reach the place by motorway from the north via Frankfurt / Main (A6) or from the south via Mannheim (A8). Logically, you can also travel comfortably by train.