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I believe torque is the key to getting me up the hill on throttle only. I want to be able to ride on the roads in California so something that still meets the regulations for an ebike. Would like to be able to do 20 mph up a reasonable grade so I can keep up with traffic. Tire preference...

If looking for a solid front axle to replace an axle that is too short on my no name Ebike. It's 10mm with 1.0 Fine Threads and I need 190 mm in length. I see some advertised as rear axles. Can I use a rear axle on the front? Will any steel axle of the right dimension work? Is any of the...

I have a fine threaded M10 axle on my no name Ebike. Can anyone recommend a torque? I have a tendency to over tighten things. Thanks, Jake

Does anyone know what spokes are using in the Hard Nine 4.5 Street? Thanks, John

I just unlocked the speed limiting on my Haibike 2017 with Yamaha PW motor. Does anyone know what this motor can handle in terms of durability? Also curious if there are areas of concern I need to keep an eye on? Will the battery heat up quicker? etc?

Looking for information on how to remove the 12 mph speed limiting from a 2017 Yamaha motor system. The system is on a kids sized bike that will be used for an adult. It's a 2017 Haibike Hardfour 4.0. Thanks, John

I'm looking at buying an older haibike kids bike with 24" wheels for an adult who is small. How can I unlock the 11 mile an hour speed restriction?

Just got a new TEMPT E+ 3 gears seem fine on the stand but with force behind them when riding the smallest cog on the cassette the bike makes a noise and chain seems to jerk. Any ideas? Thanks, John

I have several yamaha batteries and they are all cracking around the battery display button. Curious if anyone else has run into this problem? What recommendations are there for fixing it? Thanks, John

Just noticed a sticker on my Haibike on the underside near the crank. It says Max Permissible Total Weight 265 lbs. Is the Max weight for rider and gear or does it include the weight of the bike? When nearing or exceeding Max Weight what components could experience fatigue from exceeding...

A friend of mine has ordered a Turbo Vado 3.0 Step Through - We ride on gravel sometimes and she will probably want to put a more aggressive and wider tire. What size tire width will fit on this bike? John

I have rubbing noise coming from my disc brakes. The sounds comes and goes. Had a friend look at it and noticed a lot of play left to right in the rear wheel. Checked and it is correctly tighten, but noise comes and goes. We believe I might be because of the rear suspension movement...

During last years (2019) model clearance picked up a LT ($2499) but also saw the non-LT ($2199). I read that LT stands for Long Travel, but not really sure what that means. Can someone explain the differences between the LT and non-LT Haibikes? Thanks, John

Got a flat rear tire loosened the hub bolts and the tire still isn't coming out. Do I just give it a good pull? How does the wire going into the rear hub disconnect. John

Just got my new bike. There is a lot of play in the headset. I've tried re-tightening it several times. Never can get rid of the play in it. How far can I tighten it without damaging any parts? Is there a torque setting. Tried many of the ideas on YouTube. Nothing has worked so far. Any...

Easy question. What size quick release do I need for my seat post? Specs say my seat post is 31.6 mm so for the quick release would I want a 31.8mm? Thanks, John

Apparently my bikes (Yes I have two of these) were put together with the wrong screws. I need the correct screws for the upper battery mount that attaches to the frame. I believe they are as follows: ST 2.6x16 M 3x10 ST 2.9x13 If ST stands for Self Tapping it might be better to have a wider...

I'm trying to replace the tires on my Hai Bike 2008 Cross with something more durable and aggressive. I understand tire width and what the rims will accommodate, but don't understand tire size. Which I guess is diameter? The RIMS are 622x21. What size tire should I purchase? Thanks, John

What charger do you recommend for a Dehawk 48v 16ah battery? Where can I buy one? I’m in the US. This is the battery used in the Moscow plus bike. My existing charger seems to have died. Thanks John

I have Alexrims MD21 on my cross style E-Bike. I've been taking it down mountain bike trails and would like to install wider tires. Can anyone tell me how wide I can go with these rims? The current tires on the bike are 42-622. Thanks, John