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Questions tagged [recumbent]

A recumbent is a bicycle (or tricycle) that places the rider in a laid-back reclining position.

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35 votes
16 answers
13k views

How to keep my testicles from freezing on a recumbent

I wonder how to keep my testicles (plus part of the perineum) from freezing. I ride a recumbent, which is making it worse because it exposes those parts to the wind much more and I use unpadded tights ...
Nobody's user avatar
  • 1,779
33 votes
18 answers
32k views

Why do we rarely see recumbents and almost never see velomobiles?

Recumbent bicycles are more efficient than ordinary upright bicycles, and velomobiles are even more efficient. Then why do we see them so rarely on the road? Is it because they are expensive, or are ...
gerrit's user avatar
  • 3,967
27 votes
23 answers
42k views

Is a recumbent trike faster than a non-recumbent bicycle?

I am seriously considering getting a recumbent trike, probably one in a tadpole configuration, and was weighting up how much time I would save during my commute when compared to my normal bike. ...
tehnyit's user avatar
  • 853
19 votes
6 answers
8k views

Does riding high gear up a hill damage a recumbent bike?

I have a recumbent trike with 26 gears. While normally I would shift to a low gear when going up a hill, I found that I can go up hills in the highest gear, the configuration that gives me the fastest ...
Village's user avatar
  • 433
16 votes
4 answers
5k views

How to start riding a recumbent bike?

I want to try riding a recumbent two-wheel bike to see if its easier. So I borrowed one and I just cannot get it to work right. When the owner demonstrates it looks so easy and really fast. We are ...
Pete's user avatar
  • 793
16 votes
5 answers
7k views

Are there any recumbent tricycles that can be transported with a normal car?

My wife would like a 3 wheeled recumbent, but I can’t see how we can transport one with a normal car. I can put my bike on a rack or the roof, but all the recumbent I have seen are too large to ...
Ian's user avatar
  • 6,133
14 votes
9 answers
7k views

Why are recumbents so slow uphill?

I've ridden a recumbent a few times and noticed that going uphill is very, very slow. Given that recumbents are supposed to be more efficient than diamond frame bicycles, why are they so darn slow ...
RoboKaren's user avatar
  • 29.3k
14 votes
9 answers
2k views

As recumbents are low to the ground and hard to see, how to you use one safely on a normal road?

My wife thinks that she can't use a recumbent on the roads, as a car driver will not be able to see it. What’s the solution?
Ian's user avatar
  • 6,133
14 votes
6 answers
5k views

How do you lock your recumbent?

I have a pair of recumbents and I have difficulties locking them safely when I have to park them in the street for long period of time. The conventional wisdom is to use a U-lock to attach the frame ...
kmkaplan's user avatar
  • 345
14 votes
6 answers
5k views

What should I consider when looking at a recumbent trike for commuting and winter riding?

AS part of my investigation on my bike replacement, I'm starting to look at a trike. I like the idea of a trike as it looks to be much more comfortable, much faster, but also much more expensive (in ...
tehnyit's user avatar
  • 853
10 votes
5 answers
5k views

What are the (dis)advantages of a tadpole vs. a delta trike?

On a recumbent trike, what are the advantages (and disadvantages) of two wheels in the front and one wheel in the back (a "tadpole" in recumbent terminology), vs. two wheels in the back and ...
gerrit's user avatar
  • 3,967
10 votes
3 answers
7k views

Do your legs get tired faster when riding a recumbent trike compared to a upright bike?

In my quest for getting as much information as I can before configuring my recumbent trike, I was thinking if my legs would be get more tired as they are in a horizontal position? In an upright bike,...
tehnyit's user avatar
  • 853
10 votes
4 answers
5k views

How can a recumbent tadpole trike brake three wheels with only two levers?

So this is probably a terrible idea, but I was looking at recumbent tadpoles recently and it just clicked. I would have two brake levers but three wheels. I would need to have to... 1.) Calibrate the ...
Sidney's user avatar
  • 347
10 votes
3 answers
497 views

Things to consider when choosing a recumbent

Google's Sergey Brin asked for recommendations on buying a recumbent. What factors should he consider when evaluating alternatives? I'm thinking of getting a recumbent road bike even though +Dylan ...
Don Kirkby's user avatar
10 votes
3 answers
3k views

Convert Recumbent to Handcycle?

Has anyone ever successfully converted a recumbent bicycle or tricycle to hand-powered? How? What are the major obstacles to overcome?
themirror's user avatar
  • 221
10 votes
2 answers
281 views

How do I make sure I'm sitting straight on a recumbent?

I have recently (at the time of original posting) taken up cycling a recumbent (a now discontinued Azub Eco 20" bicycle). My perineum thanks me, but immediately after a ride I feel a bit lopsided (...
Tom Hawtin - tackline's user avatar
9 votes
8 answers
7k views

Fairings for an Upright Hybrid Bicycle?

Do front fairings have an advantage for upright bicycles? There are fairings for recumbent bicycles such as this Zipper one: I wanted to know if anybody has experienced increase in speed/reduction ...
munish's user avatar
  • 345
9 votes
5 answers
5k views

Does anyone sell a direct-drive recumbent with no handlebars?

This document well describes the benefits of a direct-drive recumbent. Is there any carbon-frame recumbent, commercially available, that implements all its recommendations. And what are the pros and ...
Ayan Mullick's user avatar
9 votes
4 answers
937 views

Would a recumbent bike be allowed at an ultra endurance event? & Why is no one using one?

When I look at ultra-endurance races, for example, https://www.transcontinental.cc/ I always think two things: Wow! I want to do this This is ideal for a recumbent bike! So, I wonder: Would this be ...
Christian's user avatar
  • 191
9 votes
3 answers
3k views

Where (UK) can we rent an adult tricycle or recumbent tricycle

There are a lot of cycle tracks (mostly old railway lines) in the UK that have bike rental, however very few of them have adult tricycle or recumbent tricycle. Does anyone have the list of where you ...
9 votes
2 answers
3k views

Shimano Hydraulic brake 90-degree angle hack

Does anybody know of a way to get Shimano Hydraulic brake hoses to exit the levers at a 90-degree angle? I ride a recumbent and at the moment I have to put up with a huge loop in front of my eyeline ...
Mike's user avatar
  • 91
8 votes
8 answers
7k views

Why are recumbent bicycles and velomobiles illegal in UCI bicycle racing?

As stated in the title. However, the "superman" position is also illegal, and the question applies to that as well. Motor racing will often lean on safety to explain why there are so many limitations ...
AlphaCentauri's user avatar
8 votes
4 answers
2k views

Can I race if I cannot or no longer ride a sit up cycle?

If someone likes the challenge of racing but finds it impossible to ride a traditional bicycle, can they ride in organised races? And if yes, how can they find when and where to race?
Willeke's user avatar
  • 4,671
8 votes
2 answers
1k views

How to fix ripped out ball joint in indirect under seat steering recumbent

There are two ball joints involved in the steering mechanism of my under seat steering recumbent. One of them ripped out of its socket: The dirty grey-green part inside the end of the bar is made of ...
Nobody's user avatar
  • 1,779
8 votes
2 answers
1k views

Laws applying to Homemade Tricycles

I am a freshman in high school who is planning to build his own recumbent tricycle. However, I would be very disappointed if my creation was illegal to ride on bike paths and sidewalks. I have ...
fr00ty_l00ps's user avatar
8 votes
1 answer
4k views

What can I do to pedals to help kids or smaller riders use the bike

We recently bought a recumbent tricycle second-hand for our special needs daughter (catrike pocket). The bikes pedals are a little bit out of reach for her (~4 inches). These bikes are expesive and we ...
Matt's user avatar
  • 275
7 votes
3 answers
689 views

Are recumbents good for your back?

I am in my late 40s and yes I have a sore lower back. Most likely from too many bicycle rides on incorrectly sized / fitted bicycles. I am thinking of getting a recumbent for my daily commute to work. ...
Fandango68's user avatar
  • 1,272
7 votes
3 answers
576 views

Will hydraulic brakes work with vertical underseat recumbent handlebars?

I have this type of recumbent. I want to upgrade to hydraulic brakes, but every bike shop warns me about the issues that will come from attaching the brake levers in a vertical position. They say that ...
Euphorbium's user avatar
6 votes
3 answers
2k views

What is the drag / power lost to a safety flag?

I have a recumbent bike that has a safety flag on the top of a thin pole, so it flutters around higher than and after my head. How much power am I losing to this flag that could be used to power my ...
Criggie's user avatar
  • 127k
6 votes
3 answers
3k views

What are the benefits and drawbacks of different recumbent seat styles?

I've just bought a project recumbent. It has no seat yet. There are many different types - why would I choose a mesh one over a solid one? Mesh style - a HPVelotechnik "ergomesh" "...
Criggie's user avatar
  • 127k
6 votes
1 answer
2k views

Recumbent with a shaft or other non-chain drive?

One of the problems of a recumbent is the super-super long chain, often twice or three times as long as a standard chain. It's heavy, it's hard to adjust, it's dirty. Are there any commercial ...
RoboKaren's user avatar
  • 29.3k
5 votes
2 answers
294 views

Are there recumbent-specific pedals with reflectors on the top and bottom instead of front and back?

At least in Germany, amber reflectors on bicycle pedals are a legally required. All my recumbents have them, but neither of these reflectors is any useful, because they usually point upwards or ...
Axel Beckert's user avatar
5 votes
2 answers
1k views

What defines a recumbent?

Is there a clear technical definition for a recumbent? Is it the position of the knee in relation to the crank? The presence or absence of a back rest? There seems to be a fine line between, for ...
RoboKaren's user avatar
  • 29.3k
5 votes
1 answer
6k views

Are Velomobiles street legal in the UK?

I saw a question about velomobiles and recumbent bikes and I was wondering if they were street legal in the UK? Can you ride one on a cycle path or would you have to stick to roads?
Omar Kooheji's user avatar
5 votes
2 answers
956 views

Ackermann compensation for tadpole trikes- how to work Peter Eland's spreadsheets

I am building tadpoles trike with "dual crossed drag link" type steering, and having been using the spreadsheets below to get the Ackermann compensation right. I am however not really sure how to get ...
Trass Vasston's user avatar
5 votes
1 answer
2k views

How to haul 3 recumbent trikes by car

There are 3 of us with recumbent Terra trikes and need to purchase a trailer or rack to hold them. There are a lot of different trails in Florida and we want to ride them. The trikes don't fold. So ...
Holly's user avatar
  • 51
5 votes
1 answer
2k views

Towing with a Recumbent Trike, Tadpole or Delta?

I have some experience towing with an upright bike I am considering getting a recumbent trike, as my back side does not last as long as my legs. With an upright bike I automatically move my weight ...
James Jenkins's user avatar
4 votes
4 answers
3k views

Trainer for recumbent bikes

I've been thinking about getting a trainer for my M5 CHR. Wahoo Kickr seemms nice, but they do not recommend it for use with recumbent bikes. Is it just because they lack the experience or would it be ...
Bjathr's user avatar
  • 111
4 votes
3 answers
1k views

Are upright conventional bicycle more comfortable than a recumbent trike over forest trails? [closed]

This question was prompted out of a short discussion from this question when it was proposed that a upright conventional bicycle is more comfortable than a recumbent trike when riding over forest ...
tehnyit's user avatar
  • 853
4 votes
2 answers
2k views

Steering in pivoting boom front wheel drive recumbent bike

I am a student pursuing BTech from new delhi. I am undertaking a project in which I am required to build a recumbent racer bike and then compete in a race. Last year, I built a rear wheel drive ...
user10870's user avatar
4 votes
1 answer
525 views

Tire selection for winter trike riding?

I'm thinking of trying out some winter riding on a recumbent tadpole trike. (ie the single drive wheel is in the rear). With regular tires it slips all over the place; of course you can't really wipe ...
StayOnTarget's user avatar
4 votes
1 answer
265 views

DIY cargo bikes and recumbent bikes seem to use rod end bearings with an axial load. Is that ok?

I have been looking into possibly building my own cargo bike (inspired by the xyz cargo bike). That said, I am interested in possibly modifying the design - including how the steerable wheels are ...
bvz's user avatar
  • 143
4 votes
1 answer
684 views

How to determine what kind of front derailleur can be used on my recumbent trike?

I need to replace the front derailleur on my tadpole trike. Unfortunately, I cannot find a brand name or other numbers anywhere on the derailleur, so I cannot just replace it with an identical product....
Village's user avatar
  • 433
4 votes
1 answer
215 views

Tadpole Recumbent Bike Correct Fairing Position

What is the correct fairing position for a tadpole recumbent trike? I have a HP Gekko 26 with a Streamer fairing. Should the fairing be as far forward or as close to my pedal range as possible? ...
EnigMan's user avatar
  • 83
3 votes
2 answers
949 views

Are recumbents more fatal in an accident than a regular bicycle?

I noticed a bunch of people riding recumbents a few days ago, as well as upright bikes, for an event happening in my town. What struck me was the low ride height and poor visibility (by others) of ...
ebrohman's user avatar
  • 5,518
3 votes
3 answers
956 views

What are the advantages and disadvantages of different pedal formats for a recumbent?

We're reasonably familiar with pedals on conventional bikes. Flats are convenient for normal shoes Clips and Clipless provide foot retention and option of pulling up A recumbent has additional ...
Criggie's user avatar
  • 127k
3 votes
2 answers
680 views

What bags will fit a Challenge Seiran SL?

I own a Challenge Seiran SL (the 26" lightweight version of this). For some short multidays trips I need to attach some form of bags. What are the available bags that will fit? Full size picture For ...
kmkaplan's user avatar
  • 345
3 votes
1 answer
439 views

DIY "recumbent" trainer

I have some back issues and my doctor recommended to use a bike with a chair instead of a seat post. I have a old bike that I used for a trainer. I plan to cut the front part of it, turn the ...
Sorin's user avatar
  • 173
3 votes
1 answer
120 views

Renting a velomobile outside the Netherlands [closed]

I have seen a few questions on this site and a few more answers which are about Velomobiles. Several of them show that the asker or answerer has clearly no experience whatsoever with velomobiles and ...
Willeke's user avatar
  • 4,671
3 votes
1 answer
179 views

Are high racers safer due to enhanced visibility compared to low racers or classic recumbents?

Naively, I would expect that a high racer is safer in traffic than a low racer. With the rider higher up, she or he should be more visible compared to being closer to the ground. Considering that ...
gerrit's user avatar
  • 3,967