Che io sappia, la leva del cambio funziona ancora.

It means as far as I know or to the best of my knowledge.

This is a fixed expression in Italian. It does not mean something literal like that I know in normal English. Instead, it introduces a limitation: the speaker is saying, based on what I know, this is true.

So:

Che io sappia, la leva del cambio funziona ancora.
= As far as I know, the gear lever still works.

Because che io sappia uses the subjunctive, not the ordinary indicative.

• so = I know
• sappia = present subjunctive of sapere

In this expression, the subjunctive suggests uncertainty, limitation, or a personal point of view. The speaker is not stating a hard fact with complete certainty; they are saying something like as far as I know.

So:

• so = I know
• che io sappia = as far as I know / to my knowledge

In che io sappia, che is part of the fixed idiomatic expression.

You do not need to translate it word for word. English usually does not use a matching word here. Italian often uses che + subjunctive in expressions of doubt, limitation, or possibility.

So even though che often means that, here it is better to learn the whole chunk:

che io sappia = as far as I know

Yes, Italian often drops subject pronouns, but they can still appear for emphasis, clarity, or because they are part of a set phrase.

In che io sappia, the io is normal and natural. The expression is commonly used exactly this way.

You may also hear similar structures with other pronouns:

• che tu sappia = as far as you know
• che lui sappia = as far as he knows
• che noi sappiamo is less idiomatic in this same pattern; usually people prefer other wording

So here, io is not unusual at all.

It means the gear lever, gear stick, or shift lever, depending on the kind of English you use.

Breaking it down:

• leva = lever
• cambio = gearbox / transmission / gear shift system, depending on context

So la leva del cambio is literally something like the lever of the gearbox/transmission, but in natural English we usually say:

• gear lever
• gear stick
• shifter
• shift lever

No. Although cambio can be related to the idea of change in other contexts, here it is an automotive word.

In car-related language, cambio usually refers to the gearbox, transmission, or gear-changing mechanism.

So in this sentence:

• la leva del cambio has nothing to do with a general change
• it specifically refers to the car's gear lever

Because del is the contraction of di + il.

• di il → del

Here, il cambio is a noun phrase with an article:

• il cambio = the gearbox / the transmission

So:

• la leva del cambio = the lever of the gearbox / the gear lever

This is very common in Italian. English often drops the article or uses a compound noun, but Italian often keeps the full structure.

It means still works.

• funziona = works / functions
• ancora = still

So:

la leva del cambio funziona ancora
= the gear lever still works

Here ancora means still, not again.

Yes. Ancora can mean either still or again, depending on context.

In this sentence, it clearly means still:

• funziona ancora = it still works

If it meant again, the context would usually make that obvious. For example:

• Prova ancora. = Try again.

So ancora is one of those words whose meaning depends on the situation.

It is fairly neutral and very common. You can use it in both spoken and written Italian.

It sounds natural in everyday speech and is not especially formal. It is a polite and slightly cautious way to give information without sounding too certain.

Similar English equivalents would be:

• as far as I know
• to the best of my knowledge

Yes. It often appears at the beginning, but it can also be inserted elsewhere.

For example:

• Che io sappia, la leva del cambio funziona ancora.
• La leva del cambio, che io sappia, funziona ancora.
• La leva del cambio funziona ancora, che io sappia.

All of these are possible, though the first one is the most straightforward and common.

Putting it at the beginning makes it very clear right away that the statement is limited to the speaker's knowledge.

Because che io sappia works like a parenthetical expression or introductory phrase.

It sets the speaker's point of view before the main statement:

• Che io sappia, = As far as I know,
• la leva del cambio funziona ancora. = the gear lever still works.

The comma helps separate that introductory comment from the main clause.

Yes. Per quanto ne so is a very similar expression and also means as far as I know.

So these are close in meaning:

• Che io sappia, la leva del cambio funziona ancora.
• Per quanto ne so, la leva del cambio funziona ancora.

The first one is a bit more idiomatic in the subjunctive pattern; the second is also very common and may feel more transparent to learners.

Funzionare is perfectly natural here. It means to function / to work.

You might also hear other verbs depending on context, such as:

• andare = to work / to run
  La leva del cambio va ancora.
  This is less precise and may sound more colloquial or context-dependent.

• essere rotta = to be broken
  La leva del cambio non è rotta.
  = The gear lever isn’t broken.

But funziona ancora is clear, standard, and very natural.

Not very naturally.

A very literal breakdown would be:

• Che io sappia = that I may know
• la leva = the lever
• del cambio = of the gearbox
• funziona ancora = functions still

But that is not how good English would usually express it.

A natural translation is:

• As far as I know, the gear lever still works.

So this is a good example of why it is better to learn some Italian expressions as complete chunks rather than translating each word separately.