Description
Replace a worn or damaged drive part with the Surron intermediate shaft for sale at Electric Dirt Bikes Direct for $220. This OEM intermediate drive shaft, often called the jackshaft, links the belt from the motor to the chain that drives the rear wheel on the Sur-Ron Light Bee X. It is made from black aluminum and is a direct replacement for the factory part.
Please note that the chain and belt are not included. Order online with secure checkout or visit our showroom at 45-53 North St, Middletown, NY 10940.
Surron intermediate shaft specifications
| Feature | Detail |
|---|---|
| Part | OEM intermediate drive shaft (jackshaft) |
| Function | Connects the motor belt drive to the rear chain drive |
| Material | Aluminum |
| Color | Black |
| Fits | Sur-Ron Light Bee X |
| Not included | Chain and belt |
| Condition | New, OEM |
| Price | $220 |
Why buy this Surron intermediate shaft from Electric Dirt Bikes Direct
We focus on electric dirt bikes and the parts that keep them running. Our team knows the Light Bee X drivetrain and can help you confirm you are ordering the right part.
- Genuine OEM part: made to factory specification for the Light Bee X.
- Clear pricing: $220, listed right on this page.
- Real showroom: visit us at 45-53 North St, Middletown, NY 10940.
- Fitment help: email sales@electricdirtbikesdirect.org with your model and year.
Need other spares? Browse all our electric dirt bike parts and accessories.
What does the Surron intermediate shaft do?
The Light Bee X uses a two-stage drive. First, a belt carries power from the motor to the intermediate shaft. Then a chain carries power from the intermediate shaft to the rear wheel. The shaft sits in the middle of that system, turning the belt’s motion into chain drive.
This two-stage setup gears the motor’s high speed down to a useful wheel speed and multiplies torque along the way. Because every bit of power passes through it, the intermediate shaft is one of the hardest-working parts on the bike.
Why the Surron intermediate shaft matters
Riders often call the intermediate shaft the jackshaft. When it is in good condition, the belt and chain run smoothly and in line, power delivery feels crisp and the drivetrain stays quiet.
When it wears or gets damaged, problems spread quickly. Misalignment can wear the belt and chain faster, add noise and vibration, and in severe cases cause the belt or chain to come off.
Signs your Surron intermediate shaft needs replacing
- Grinding, clicking or whining from the middle of the drivetrain
- Play or wobble when you rock the belt pulley or front sprocket by hand
- The belt or chain running off-line or wearing unevenly
- Visible damage after a crash or a hard hit from a rock or log
- Worn mating surfaces where the pulley or sprocket mounts
If you notice any of these, inspect the drivetrain before your next ride. Riding with a damaged shaft can quickly damage the belt, chain and sprockets too.
OEM Surron intermediate shaft vs aftermarket vs repair
| Option | OEM Surron intermediate shaft | Aftermarket shaft | Repair the old part |
|---|---|---|---|
| Fit | Factory fit for the Light Bee X | Varies by maker | Depends on damage |
| Alignment | Matches stock belt and chain lines | May need spacers or shims | Often compromised |
| Reliability | Known OEM quality | Varies | Uncertain |
| Price | $220 | Varies | Labor and parts |
For most riders, a new OEM Surron intermediate shaft is the simplest, most predictable fix. It keeps the drivetrain exactly as the factory designed it.
Which bikes does the Surron intermediate shaft fit?
This part is made for the Sur-Ron Light Bee X. It is not designed for the Ultra Bee, Storm Bee or other brands, which use different drivetrains. If you are unsure which model or year you own, send us a photo of your bike and the drive area and we will confirm before you order.
What comes with the Surron intermediate shaft
You receive the OEM intermediate shaft component in black aluminum. The chain and belt are not included. When you replace the Surron intermediate shaft, it is a good time to inspect the belt, chain, sprockets, pulleys and bearings, and replace any worn parts so the whole drivetrain is fresh.
How to fit the Surron intermediate shaft
This job is more involved than a wheel swap. If you have mechanical experience and the right tools, you can do it at home; otherwise, a motorcycle or e-moto shop can fit it for you. As a general overview:
- Switch the bike off, remove the key and disconnect the battery as described in your owner’s manual.
- Put the bike on a sturdy stand.
- Remove the covers that protect the belt and intermediate drive area.
- Loosen the chain and belt adjusters and remove the chain and belt from the shaft.
- Remove the old intermediate shaft assembly, noting the order of spacers and washers.
- Install the new Surron intermediate shaft with the spacers in the same order.
- Refit the belt and chain, then set belt tension and chain slack.
- Check that the belt and chain run straight, and tighten all fasteners to the torque values in your manual.
- Refit the covers, reconnect the battery and spin the rear wheel to check for smooth, quiet running.
Setting belt tension and chain slack
Correct tension is essential after fitting a new Surron intermediate shaft. A belt that is too tight puts extra load on the bearings, while a loose belt can slip or jump teeth under hard acceleration. A chain that is too tight wears quickly and loads the bearings, and a loose chain can come off.
Follow the tension and slack figures in your Light Bee X owner’s manual, and check both again after the first ride, since new parts can settle.
Checking alignment after fitting the Surron intermediate shaft
Look along the belt and chain from behind the bike. Both should run in a straight line between their pulleys and sprockets. Uneven wear on one side of the belt teeth or chain plates is a sign of misalignment. If something does not line up, recheck the spacer order and mounting before riding.
Caring for your drivetrain and Surron intermediate shaft
- Clean and lube the chain after wet or dusty rides.
- Inspect the belt for cracks, missing teeth or fraying.
- Check belt tension and chain slack every few rides.
- Listen for new noises from the drive area and investigate promptly.
- Check the intermediate shaft for play during regular maintenance.
Riding habits that protect your drivetrain
Smooth throttle control is kind to every part of the drivetrain. Avoid repeatedly launching the bike at full throttle from a standstill, and land jumps with the throttle steady rather than wide open, which can shock-load the belt and chain. Keep the drivetrain clean, since grit wears belts, chains and bearings far faster than normal riding ever will. A clean, well-adjusted drivetrain also feels smoother and more responsive.
Belt vs chain: why the Light Bee X uses both
Belts are quiet, smooth and need no lubrication, which makes them ideal for the first, high-speed stage from the motor. Chains are tough and easy to repair, which suits the second stage to the rear wheel where mud, rocks and big loads are common. The Surron intermediate shaft is what joins these two stages together.
Because it carries the belt pulley and the front sprocket for the chain, the shaft must run true and stay rigid. Even small amounts of wear or bending can upset both drives at once.
Crash damage and the intermediate shaft
A hard crash on the drive side, a big rock strike or a chain that comes off under load can all damage the drivetrain. After any of these, check the intermediate area carefully. Spin the rear wheel slowly and watch the belt pulley and front sprocket. Any wobble, rubbing or new noise is a reason to stop and inspect before riding again.
Replacing a damaged Surron intermediate shaft early is far cheaper than replacing a shaft, belt, chain and sprockets after riding on a damaged part.
Tools you will need
Most installs need a bike stand, a metric socket and wrench set, a torque wrench, hex keys, a chain tool or master link pliers, thread-locker and a clean workspace. Lay out the parts in the order you remove them so the spacers go back in the right place. Taking a few photos with your phone as you work makes reassembly much easier.
When to use a professional
If you are not comfortable working on the drivetrain, or if the bike needs other repairs at the same time, have a qualified motorcycle or e-moto technician fit the Surron intermediate shaft. They can also set belt tension and chain alignment accurately and check for other wear while the bike is apart.
Understanding gear reduction
Electric motors spin very fast, far faster than a dirt bike wheel needs to turn. Gear reduction slows that speed down and multiplies torque. On the Light Bee X, a small motor pulley drives a larger belt pulley on the intermediate shaft, which is the first reduction. A small front sprocket on the same shaft then drives a larger rear sprocket through the chain, which is the second reduction.
Together, the two stages turn high motor speed into strong pulling power at the rear wheel. That is why a healthy intermediate drive is so important to how the bike feels.
Bearings and the intermediate area
The intermediate drive spins on bearings that carry belt and chain loads every time you accelerate. Worn bearings feel rough or gritty when you turn the pulley by hand and can let the shaft move slightly under load. When you fit a new Surron intermediate shaft, check the bearings in the same area and replace them if they are not smooth and quiet.
Replacing belt and chain at the same time
If the belt is cracked or missing teeth, or the chain is stretched, replace them while the drivetrain is apart. Fitting a new Surron intermediate shaft with an old, worn belt or chain can shorten the life of the new part. Fresh parts throughout give you the smoothest, quietest result.
Cleaning the drive area
Dirt, sand and mud are the enemies of any drivetrain. Rinse the drive area gently after muddy rides, avoiding high-pressure water near bearings and seals. Dry the belt and chain, then lube the chain. Keep chain lube off the belt, since oil can damage belt material and cause slipping.
Riding in mud and water
Deep water and sticky mud put extra load on the belt and chain and can pack debris into the drive area. After a wet ride, clean and dry the drivetrain promptly and check that nothing is trapped around the Surron intermediate shaft, pulleys or sprockets.
Keep a maintenance log
Write down when you replace drivetrain parts and how many miles or hours the bike has done. A simple log helps you spot wear patterns, plan the next service and show future buyers that the bike has been looked after.
Why drivetrain noise matters
Electric dirt bikes are quiet, so drivetrain noises are easy to hear. That is a good thing: a new click, whine or grinding sound is often the first sign that something needs attention. Ride slowly on a smooth surface and listen. Then put the bike on a stand, spin the rear wheel by hand and try to pinpoint where the sound comes from.
Noise from the belt area can point to tension or alignment issues. Noise from the chain can mean it needs lube or adjustment. Noise from the center of the drive often points to bearings or the shaft itself.
Gearing changes and the intermediate drive
Some riders change sprocket sizes to adjust acceleration or top speed. Changing the rear sprocket alters chain length and slack, so recheck alignment and adjust the chain after any gearing change. Keep the original spacers and fasteners in place unless your new parts specifically require different ones.
Electric dirt bike maintenance made simple
Compared with a gas bike, an electric dirt bike needs very little routine work. There are no oil changes, air filters or spark plugs. Most maintenance focuses on the drivetrain, brakes, tires and suspension. Keeping the belt, chain and intermediate drive in good shape is one of the most valuable jobs you can do, because it protects performance and prevents bigger repairs later.
Storing the bike between seasons
Before winter storage, clean the drivetrain thoroughly, dry it and lube the chain so it does not rust. Store the bike indoors on a stand, with the battery at a partial charge. When spring arrives, check belt tension, chain slack and the intermediate drive for play before your first ride. A few minutes of checks can prevent a breakdown on the trail and keep the whole drivetrain running smoothly through the new season.
Pre-ride drivetrain check
- Chain slack within the correct range
- Belt tension correct and the belt free of damage
- No play in the intermediate shaft when you rock the pulley
- No unusual noises when you spin the rear wheel
- Chain clean and lubed
Why choose an OEM part?
OEM parts are made to the exact dimensions the Light Bee X was designed around. That means the belt and chain run on their intended lines, spacers fit as they should and you avoid the guesswork that can come with aftermarket alternatives.
A genuine Surron intermediate shaft keeps your drivetrain quiet, efficient and reliable.
The Sur-Ron Light Bee X
Do not own a Light Bee X yet? See our Surron Light Bee X for sale page, or browse the full Surron electric dirt bike range. For official model information and owner resources, visit Sur-Ron USA.
Help from our team
Not sure whether the intermediate shaft is the cause of your drivetrain problem? Email sales@electricdirtbikesdirect.org with a description or a short video of the noise, or visit our Middletown, NY showroom. We can also help with other parts and accessories for your Light Bee X.
After your order arrives, we are still here for questions about fitting the Surron intermediate shaft, setting tension and finding other drivetrain parts.
How ordering works
- Add the Surron intermediate shaft to your cart.
- Check out securely online.
- We confirm your order by email and arrange shipping anywhere in the U.S. or worldwide.
- Fit the part, set tension and alignment, and ride.
Surron intermediate shaft FAQ
Which bike does the Surron intermediate shaft fit?
The Sur-Ron Light Bee X.
Is this the same as the jackshaft?
Yes. Many riders call the intermediate drive shaft the jackshaft.
Are the chain and belt included?
No. The chain and belt are not included.
What is it made from?
Aluminum, finished in black.
Can I fit it myself?
Yes, if you have mechanical experience and the right tools. Otherwise, a motorcycle or e-moto shop can fit it.
Order your Surron intermediate shaft today
Ready to restore a smooth, quiet drivetrain? Add the Surron intermediate shaft to your cart and check out securely for $220. Questions first? Email sales@electricdirtbikesdirect.org.
