Buick Gran Sport Automatic Transmission Parts

Your One-Stop Shop For Trusted Buick Gran Sport Automatic Transmission Parts

If you’re in search of Buick Gran Sport Automatic Transmission Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 14 Automatic Transmission Parts from top brands with prices ranging from $5.99 to $109.99.

Beyond great prices, we stock trusted brands manufacturing all types of Automatic Transmission Parts for your Buick Gran Sport. Of the 4 OEM and aftermarket parts brands we carry, some of the most popular are Pro-King, National, and ATP.

And don’t forget to read customer reviews across all Automatic Transmission Parts categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Automatic Transmission Parts have to cost top dollar, and we prove it. Browse our top Buick Gran Sport Automatic Transmission Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Buick Gran Sport Automatic Transmission Parts

B & M – Kickdown Switch Kit For TH400 Transmission (Part No.20297)

Kickdown Switch Kit For TH400 Transmission

from

$84.99
When swapping the TH400 transmission into any vehicle, this kit makes installation of the transmission’s kickdown feature a snap. This switch mounts to either a TH700R4, TH200, TH200-R4 or TH350 throttle cable bracket.

Product Features:
  • Allows High Speed Cruise
  • Cruise In Overdrive
  • Prevents Part Throttle Kickdown
  • Quick Installation
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ATP – AT OIL PUMP ORING (Part No.SO-21)

AT OIL PUMP ORING

from

$5.99
AT OIL PUMP ORING

B & M – Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission (Part No.20248)

Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission

from

$109.99
This kit allows you to adjust the shift points of your transmission after it is installed in your vehicle. The Governor Recalibration Kit is very useful if you have a vehicle that is very light; has a low rear-end gear ratio.

Product Features:
  • Adjust Shift Points Of Transmission
  • Useful For Light Vehicles
  • For Low Rear End Gear Ratio
  • Or Useful If It Is Conversion
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National – Bearings (Part No.PB-656-HD)

Bearings

from

$14.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel and bronze for outstanding durability and performance
  • Oil impregnated for extended life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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ATP – AT FRT PUMP BUSHING (Part No.CB-4)

AT FRT PUMP BUSHING

from

$10.99
AT FRT PUMP BUSHING

ATP – AT MODULATOR VALVE (Part No.JX-76)

AT MODULATOR VALVE

from

$48.99
AT MODULATOR VALVE

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-33)

Automatic Transmission Vacuum Modulator

from

$28.99
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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B & M – Modulator (Part No.20234)

Modulator

from

$43.99
B&M’s vacuum modulator is fully adjustable, this allows you to tailor your shift points to within a range of 2-4 mph. Comes preadjusted for normal shift points. For TH350 and TH400.

Product Features:
  • Fully Adjustable
  • Allows You To Tailor Shift Points
  • Comes Supplied Pre-Adjusted
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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-28)

Automatic Transmission Vacuum Modulator

from

$33.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-48)

Automatic Transmission Vacuum Modulator

from

$34.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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B & M – Cable Bracket (Part No.30499)

Cable Bracket

from

$28.99
Cable Bracket, GM APPLICATION: For TH400, 350, 250, 200, 700R4, 2004R transmissions.

Product Features:
  • Shifter Service Parts
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ATP – AT CLUTCH PLATE (Part No.JC-50)

AT CLUTCH PLATE

from

$8.99
AT CLUTCH PLATE

B & M – Aluminum Braided Dip Stick, Fits TH-400 Transmission (Part No.22166)

Aluminum Braided Dip Stick, Fits TH-400 Transmission

from

$108.99
What better way to check you oil level by using one of B&M’s transmission fluid dipsticks? The cap screws into the tube and is O-ring sealed, while the base of the tube has a sealing grommet where it goes into the transmission.

Product Features:
  • Automatic Transmission Dip Stick
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Automatic Transmission Parts Brands You Can Trust For Your Buick Gran Sport

4 trusted brands of Automatic Transmission Parts line our shelves, ready to help keep your Buick Gran Sport running smooth. Below are some of the most popular brands and their top Automatic Transmission Parts offerings:

Popular National Automatic Transmission Parts

National products for the Buick Gran Sport span several categories. Some of the highest-rated National Automatic Transmission Parts that will fit your Buick Gran Sport are:
Bearings
from $14.99
(1)
Bearings
Transmission Bushings

Top Buick Gran Sport Automatic Transmission Parts from Pro-King

Your Buick Gran Sport will be purring again thanks to Pro-King brand Automatic Transmission Parts available for online order or in-store pick up. Popular Pro-King parts include:
Automatic Transmission Vacuum Modulator
from $34.49
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves
Automatic Transmission Vacuum Modulator
from $33.49
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves

Most Purchased Buick Gran Sport Automatic Transmission Parts from Pro-King

When you buy the most frequently purchased Pro-King brand Automatic Transmission Parts, you can be confident it will be the right part for your Buick Gran Sport. Here are the Pro-King Automatic Transmission Parts Advanced Auto customers buy the most:
Automatic Transmission Vacuum Modulator
from $34.49
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves
Automatic Transmission Vacuum Modulator
from $33.49
(11)
Automatic Transmission Vacuum Modulator
Transmission Modulator Valves
Bearings
from $14.99
(1)
Bearings
Transmission Bushings

FAQs for Buick Gran Sport Automatic Transmission Parts

What are the most purchased Automatic Transmission Parts for the Buick Gran Sport?

Out of 14 Automatic Transmission Parts for the Buick Gran Sport, the most popular in our inventory are:
AT OIL PUMP ORING
from $5.99
This product is not rated
AT OIL PUMP ORING
Automatic Transmission Oil Pump O-Rings
AT MODULATOR VALVE
from $48.99
This product is not rated
AT MODULATOR VALVE
Transmission Modulator Valves
AT MODULATOR VALVE
from $17.99
This product is not rated
AT MODULATOR VALVE
Transmission Modulator Valves

What are the top-rated Buick Gran Sport Automatic Transmission Parts?

Top-rated Automatic Transmission Parts for your Buick Gran Sport based on customer reviews/ratings are:
Modulator
from $43.99
(2)
Modulator
“Great product. Worked perfectly”
Cable Bracket
from $28.99
(1)
Cable Bracket
“Use it for a 700R4 swap, need to use B & M cable to fit”