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Questions tagged [gears]

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18 votes
11 answers
32k views

What's the best gear to leave a manual vehicle in when parked? [closed]

I've been told that reverse is the "strongest" gear, so in a manual transmission vehicle you should park your vehicle and leave it in reverse in the event of a parking brake failure. Others have said ...
William's user avatar
  • 651
16 votes
8 answers
7k views

Is shifting to neutral on a decline more fuel efficient than keeping the gear engaged?

I always had the habit of shifting to neutral on long declines and using the brakes to slow down as needed. Intuition made me believe I'd be saving fuel as opposed to keeping a gear engaged. However, ...
Smig's user avatar
  • 261
13 votes
4 answers
12k views

Is it OK to skip gears on a motorcycle?

I'm not sure if this is on topic, but I'd like to know the answer before it comes a repair question. I have a Y2K Triumph Speed Triple - great bike. First gear comfortably takes to 90km/h. Needless ...
dave's user avatar
  • 634
7 votes
2 answers
369 views

Manual transmission noise

What causes a grinding or scratching noise when shifting from 2nd to 3rd Gear on a 2000 Celica GT? I did have my mechanic add some gear oil but was thinking maybe I should have him drain out old ...
Joe 's user avatar
  • 101
7 votes
2 answers
4k views

Hard shifting on 2003 VW Jetta 1,8 with manual transmission

After unrelated repair in the shop, my car began to have difficulties going into 5th gear. Gradually over the next couple of days, it was noticeable that the car refused to engage into 3rd, and now ...
user23350's user avatar
6 votes
2 answers
6k views

1st gear hard to engage unless stopped, Subaru 2004 Impreza Outback Sport

Since I've bought my 2004 Impreza Outback Sport, I've had a problem with shifting into 1st gear. First gear is generally difficult to engage while moving. You can just force it, but it's really ...
tef2128's user avatar
  • 669
6 votes
2 answers
8k views

Why are gears designed in this pattern in motorcycles? [duplicate]

On motorcycles with manual transmissions, the shifting gears goes (down to up) like this: 1st Gear (all down) Neutral (half up) 2nd (full up) 3rd (so on) What is the logic behind this? Wouldn't it ...
Th3Alchemist's user avatar
2 votes
1 answer
937 views

fuel consumption - gear - rpm relation

I'm wondering how does the rpm on different gear affects mileage. I'm not even sure it affects at all. Let's say on a 6 gear, 15000 rpm motorcycle engine system. My questions are Will 6k rpm on ...
Tolga Evcimen's user avatar