1985 Chevrolet P30 Performance Transmissions

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Keep Your 1985 Chevrolet P30 in Top Shape with a Quality Performance Transmission

When it comes to maintaining or upgrading your 1985 Chevrolet P30, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Performance Transmission for your P30. We currently carry a top Performance Transmission in stock that is built to last. Whether you’re replacing a damaged Performance Transmission or looking to upgrade, our selection for the 1985 Chevrolet P30 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Performance Fuel Systems and Performance Oil Filters to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1985 Chevrolet P30 running smoothly and looking great.

Essential 1985 Chevrolet P30 Performance Transmissions

B & M – Transpak For 65-87 TH400 Transmission (Part No.20228)

Transpak For 65-87 TH400 Transmission

from

$166.99
The B&M Transpak has all the features in the Shift Improver Kit, plus it provides additional driver manual control. Retain full automatic features and standard shift points with selector in Drive.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
  • Downshift At Any Speed
  • Great For Trailer Towing
  • For Heavy Loads Driving Downhill
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B & M – Shift Improver Kit For 68-81 TH-350 Transmission (Part No.30262)

Shift Improver Kit For 68-81 TH-350 Transmission

from

$70.99
HEAVY DUTY-Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. STREET/STRIP-Positive shifts for high performance street use or for competitive events. Hardest, quickest possible shift.

Product Features:
  • Provides Crisp Shifts
  • On Any Stock Automatic Transmission
  • Eliminates Soft/Sluggish Shift
  • Eliminates Shift Overlap
  • Eliminate Clutch and Band Wear
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Most Popular Performance Transmission Shift Kit for 1985 Chevrolet P30s

Enhance your 1985 Chevrolet P30 with this popular Performance Transmission Shift Kit we have in stock, for $166.99.

B & M – Transpak For 65-87 TH400 Transmission (Part No.20228)

Transpak For 65-87 TH400 Transmission

from

$166.99
The B&M Transpak has all the features in the Shift Improver Kit, plus it provides additional driver manual control. Retain full automatic features and standard shift points with selector in Drive.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
  • Downshift At Any Speed
  • Great For Trailer Towing
  • For Heavy Loads Driving Downhill
See More

FAQs for 1985 Chevrolet P30 Performance Transmissions

What’s the price range for 1985 Chevrolet P30 Performance Transmissions?

We currently have just one Performance Transmissions for the 1985 Chevrolet P30 in stock: Transpak For 65-87 TH400 Transmission and it costs $166.99.

Does Advance Auto Parts sell Performance Transmissions for other Chevrolet P30 model years?

Yes, we carry Performance Transmissions for 13 model years of Chevrolet P30s between 1968 and 1987. The following model years are the most popular for Performance Transmission purchases: 1987, 1986, 1984, 1983, 1982, 1981, 1980, 1979, and 1978.

Does Advance Auto Parts sell Performance Transmissions for any other 1985 Chevrolet models?

Yes. We stock Performance Transmissions for 22 other popular 1985 Chevrolet models. Some of the most popular are 1985 Impala Performance Transmissions, 1985 Camaro Performance Transmissions, 1985 Monte Carlo Performance Transmissions, 1985 Caprice Performance Transmissions, and 1985 S10 Performance Transmissions.

What types of Performance Transmissions do you sell for my 1985 Chevrolet P30?

We currently have just 1 Performance Transmission in stock for a 1985 Chevrolet P30, and as of 6/2/26, it is a Performance Transmission Shift Kit.

Can I get help with 1985 Chevrolet P30 Performance Transmission orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Performance Transmissions and more.

What is your return policy for Chevrolet P30 Performance Transmissions?

Advance Auto Parts keeps returns simple. For new Chevrolet P30 Performance Transmissions and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.