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Alternator & Generator Belts

13 Reviews 6 Answered Questions
From $37.65 to $152.85
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Description Part No. Price Buy
Lycoming 37A19773-376 (Alternator Drive Belt)
08-00249
$119.65
Quantity
Lycoming 37B19774-374 (Generator Drive Belt)
08-00250
$152.85
Quantity
Lycoming 37B19774-325 (Generator Drive Belt)
07-17972
$118.85
Quantity
Lycoming 37B19774-341 (Alternator Drive Belt)
08-00505
$115.75
Quantity
Continental 539547-31.19 (Alternator Drive Belt)
539547-31.19
$37.65
Quantity
Lycoming 37A19773-382 Alt. PN 74519 (Alternator Drive Belt)
08-07177
$94.75
Quantity
Subtotal $0.00
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Alternator & Generator Belts
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Reviews

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Real A Verified Purchase

LYCOMING ALT DRIVE BELT 37A19773-382
November 4, 2022

Worked great. It’s 34 inches . B

James W Verified Purchase

37B19774-341 LYCOMING GENERATOR DRIVE BELT
September 4, 2022

Natron A Verified Purchase

LYCOMING ALT DRIVE BELT 37A19773-382
May 31, 2022

A friend, no really, had an alternator belt break and we had a tough time finding one. Turns out another pilot had one stashed in his plane. Correct fit. I ordered one to have as a spare in my plane.

Ronald K Verified Purchase

TCM ENGINE BELT 539547-31.19
May 24, 2022

Looks like a good quality belt fits nice

Jim L Verified Purchase

37A19773-376 LYCOMING ALTERNATOR DRIVE BELT .380 WID
April 28, 2022

Was just what I needed for my 1962 Beechcraft Debonair.

Joan A Verified Purchase

TCM ENGINE BELT 539547-31.19
April 9, 2022

exact replacement

Jack R Verified Purchase

37A19773-376 LYCOMING ALTERNATOR DRIVE BELT .380 WID
January 18, 2022

Perfect fit on the IO-540 on PA-24 260B

Jaison Verified Purchase

37A19773-376 LYCOMING ALTERNATOR DRIVE BELT .380 WID
December 20, 2021

perfect fit, rugged ,pricey

Acme A Verified Purchase

TCM ENGINE BELT 539547-31.19
November 16, 2021

Justin S Verified Purchase

37A19773-376 LYCOMING ALTERNATOR DRIVE BELT .380 WID
September 20, 2021

Q&A

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Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: Can you tell me the length of part number 08-00505 - the Lycoming 37B19774-341?

This belt is 34" long.

Q: Is the Continental 37A19773-382 the same as the Lycoming 37A19773-382?

Yes, these belts are the same. Lycoming part number is 37A19773-382, Continental part # is 74519.

Q: Can you tell me the length of part numbers 08-00249 and 08-00250?

Per Lycoming, Part # 08-00250 is approx 37-2/4 inches long and Part # 08-00249 is approx 37-3/4 inches long.

Q: What is the length of Lycoming belt 37A19773-382 (P/N 08-07177)?

This will be 38-1/4".

Q: Could you please give width and interior length of 07-17972?

32.5" length X 10" diameter.

Q: Can you tell me the width of belt #08-0050, is it 3/8" or 1/2"?

It is 1/2" width.

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