2021 Chevrolet Trailblazer Transmission Parts
Find Your Specific 2021 Chevrolet Trailblazer Transmission Parts
Below you will find various in-demand Chevrolet Transmission Parts, components and accessories for your 2021 Trailblazer. Advance Auto Parts has popular Trailblazer parts like Transmission Cooler and Parts, Back Up Neutral Safety Parts, Transmission Seals and more. You’ll also find aftermarket and OEM Transmission Parts for other Trailblazer model years including
2002,
2003,
2004,
2005,
2006,
2007,
2008,
2009,
2022 and more. Select a category of 2021 Chevrolet Trailblazer Transmission Parts below and start saving instantly.
Popular 2021 Chevrolet Trailblazer Transmission Parts Categories
Essential Transmission Parts for 2021 Chevrolet Trailblazers
Mahle – Oil Dipstick Seal (Part No.A1120666332MAH)
from
$2.62
Oil Dipstick Seal
Permatex – The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ (Part No.25238)
from
$19.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.
Product Features:
See More
Product Features:
- Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
- Sensor-safe, non-corrosive, RTV silicone
- Protects against leaks caused by vibration and thermal expansion
- Meets performance specs of OE silicone gaskets
- Quickly returns vehicle to service in just 1 minute
ATP – AT OIL PAN GASKET (Part No.SG-30)
from
$13.99
AT OIL PAN GASKET
Permatex – Ultra Grey RTV Gasket Maker (9.5 oz.) (Part No.85084)
from
$32.99
OEM specified. Designed specially for high-torque and high vibration applications, like those common in import engines, this premium RTV gasket maker exceeds manufacturers’ performance requirements. Sensor-safe, low odor, and non-corrosive. Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids. Temperature range -65ºF to 500ºF (-54 Deg. C to 260 Deg. C) intermittent.
Product Features:
See More
Product Features:
- Designed specially for high-torque and high vibration applications
- Maximum vibration resistance with outstanding resistance to oils, cooling and shop fluids
- OEM specified
- Low-odor, non-corrosive formula
- Temperature Range: -65 Deg. F to 500 Deg. F (-54 Deg. C to 260 Deg. C)
Permatex – The Right Stuff: Grey, 90 Minute Gasket Maker, 3 OZ (Part No.34328)
from
$16.99
Permatex’s The Right Stuff 90 Minute Series offers the fastest return to service in a in just 90 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 90 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.
Product Features:
See More
Product Features:
- Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
- Sensor-safe, non-corrosive, RTV silicone
- Protects against leaks caused by vibration and thermal expansion
- Meets performance specs of OE silicone gaskets
- Quickly returns vehicle to service in just 90 minutes
ACDelco – Multi-Purpose Pigtail (Part No.PT2834)
from
$39.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
Product Features:
See More
Product Features:
- Protective outer coverings help provide long-lasting durability
- Color-coded wires allow for easy installation
- GM-recommended replacement part for your GM vehicle’s original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function
ACDelco – Multi-Purpose Pigtail (Part No.PT1555)
from
$95.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
Product Features:
See More
Product Features:
- Protective outer coverings help provide long-lasting durability
- Color-coded wires allow for easy installation
- GM-recommended replacement part for your GM vehicle’s original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function
ACDelco – Multi-Purpose Pigtail (Part No.PT1554)
from
$117.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
Product Features:
See More
Product Features:
- Protective outer coverings help provide long-lasting durability
- Color-coded wires allow for easy installation
- GM-recommended replacement part for your GM vehicle’s original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function
ACDelco – 2-Way Female Black Multi-Purpose Pigtail (Part No.PT247)
from
$42.49
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
Product Features:
See More
Product Features:
- Protective outer coverings help provide long-lasting durability
- Color-coded wires allow for easy installation
- GM-recommended replacement part for your GM vehicle’s original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function
Carquest Premium – Tail Light Repair Harness Connector (Part No.PTA1267)
from
$121.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
Product Features:
See More
Product Features:
- Premium quality materials for longer service life
- Sealed connections (where applicable) to prevent environmental corrosion and performance issues
- Global coverage for import and/or domestic applications
- OE specified wire gauge to ensure a reliable electrical connection
- Designed to meet or exceed OE specifications in form, fit and function
Dorman – Help – Transmission Oil Cooler Seal (Part No.66219)
from
$11.49
This Dorman Automatic Transmission Oil Cooler Gasket eliminates leaks where the oil cooler line connects to the transmission. Gasket may break down over time, causing leaks, and should be replaced any time the oil cooler line and transmission are separated.
Product Features:
See More
Product Features:
- Durable construction – rubber over steel construction creates a positive seal and retains its shape.
- Direct replacement – fits and functions like original equipment
- Easy to install – direct-fit, no special tools required
- Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance
Felpro – Transmission Oil Pan Gasket (Part No.TOS 18663)
from
$10.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
See More
Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Unsurpassed quality you can trust
- Validated for fit, form and function
- Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
Permatex – Sensor-Safe, High Torque RTV Silicone Gasket Maker (Part No.22074)
from
$6.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.
Product Features:
See More
Product Features:
- High torque and rigidity
- Sensor-safe, non-corrosive formula
- OEM specified
- Low-odor, non-corrosive formula
- Ideal for closed spaced bolt patterns
Permatex – Sensor-Safe, High-Torque RTV Silicone Gasket Maker (Part No.82194)
from
$11.49
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.
Product Features:
See More
Product Features:
- High torque and rigidity
- Sensor-safe, non-corrosive formula
- OEM specified
- Low-odor, non-corrosive formula
- Ideal for closed spaced bolt patterns
Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)
from
$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.
Product Features:
See More
Product Features:
- Ideal for rigid cast aluminum parts
- Meets OEM Specifications
- Sensor safe & non-corrosive
- Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
- Blowout resistant, allowing leakproof gaskets to be made in just one minute
- Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
- Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
- Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
- Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
Upgrade your 2021 Chevrolet Trailblazer with Top-Quality Transmission Parts
When it comes to maintaining or upgrading your 2021 Chevrolet Trailblazer, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Chevrolet or enhancing its overall performance, Transmission Parts are key to keeping your Trailblazer functioning at its best. At Advance Auto Parts, we offer a wide selection of 10 Transmission Parts for the 2021 Chevrolet Trailblazer, designed to meet your needs without breaking the bank.
From
Transmission Cooler and Part
replacements to
Back Up Neutral Safety Parts
upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.
Affordable Prices and Wide Selection
Shopping for Transmission Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Transmission Parts for your 2021 Chevrolet Trailblazer at great prices.
Our Transmission Parts inventory for this model
ranges from just $2.62 to $39.99, with
an average price of $18.78.
Our 10 Transmission Parts in stock come from 4 trusted brands, so you’re sure to find the right part for your 2021 Chevrolet Trailblazer without overspending.
Top Brands and High Customer Satisfaction
Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2021 Chevrolet Trailblazer, we stock popular OEM and aftermarket Transmission Parts from top names
like Permatex, and more.
Permatex Transmission Parts
start at just $6.99 and boast an impressive 5 stars average rating from customers.
With 424 customer reviews and counting, our 2021 Chevrolet Trailblazer Transmission Parts have a strong track record of reliability, ensuring you can trust your purchase.
Explore Related Parts and More
While you’re here, don’t forget to check out other essential categories that go hand in hand with Transmission Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants
and more to make sure your 2021 Chevrolet Trailblazer is always ready to roll. We’re committed to providing you with everything you need to keep your Trailblazer in top shape, all in one place.
Start shopping confidently below for your 2021 Chevrolet Trailblazer!
Best-Selling Transmission Cooler and Parts for 2021 Chevrolet Trailblazers
Enhance the driving experience in your Chevrolet with 1 quality Transmission Cooler and Part components, starting at $7.50.
ACDelco – AT Oil Cooler Hose O (Part No.J2054585383ACD)
from
$7.50
AT Oil Cooler Hose O
Most Popular 2021 Chevrolet Trailblazer Back Up Neutral Safety Parts
Customize your Chevrolet with 1 Back Up Neutral Safety Parts products
like Back Up Lamp Connectors, all
priced under $39.99.
ACDelco – Multi-Purpose Pigtail (Part No.PT2834)
from
$39.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
Product Features:
See More
Product Features:
- Protective outer coverings help provide long-lasting durability
- Color-coded wires allow for easy installation
- GM-recommended replacement part for your GM vehicle’s original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function
Top Picks for 2021 Chevrolet Trailblazer Transmission Seals
Upgrade Chevrolet Trailblazers with top-quality Transmission Seals parts, including 1 OEM and aftermarket selections for your 2021 model.
Mahle – Oil Dipstick Seal (Part No.A1120666332MAH)
from
$2.62
Oil Dipstick Seal
In-Demand Automatic Transmission Pan and Gaskets for 2021 Chevrolet Trailblazers
Select from 7 premium Automatic Transmission Pan and Gaskets parts for your 2021 Chevrolet Trailblazer, with prices ranging from $6.99 to $32.99.
Permatex – Sensor-Safe, High-Torque RTV Silicone Gasket Maker (Part No.82194)
from
$11.49
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.
Product Features:
See More
Product Features:
- High torque and rigidity
- Sensor-safe, non-corrosive formula
- OEM specified
- Low-odor, non-corrosive formula
- Ideal for closed spaced bolt patterns
Permatex – Sensor-Safe, High Torque RTV Silicone Gasket Maker (Part No.22074)
from
$6.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.
Product Features:
See More
Product Features:
- High torque and rigidity
- Sensor-safe, non-corrosive formula
- OEM specified
- Low-odor, non-corrosive formula
- Ideal for closed spaced bolt patterns
Permatex – The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ (Part No.25238)
from
$19.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.
Product Features:
See More
Product Features:
- Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
- Sensor-safe, non-corrosive, RTV silicone
- Protects against leaks caused by vibration and thermal expansion
- Meets performance specs of OE silicone gaskets
- Quickly returns vehicle to service in just 1 minute
Permatex – The Right Stuff: Grey, 90 Minute Gasket Maker, 3 OZ (Part No.34328)
from
$16.99
Permatex’s The Right Stuff 90 Minute Series offers the fastest return to service in a in just 90 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 90 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.
Product Features:
See More
Product Features:
- Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
- Sensor-safe, non-corrosive, RTV silicone
- Protects against leaks caused by vibration and thermal expansion
- Meets performance specs of OE silicone gaskets
- Quickly returns vehicle to service in just 90 minutes
Dorman – Help – Transmission Oil Cooler Seal (Part No.66219)
from
$11.49
This Dorman Automatic Transmission Oil Cooler Gasket eliminates leaks where the oil cooler line connects to the transmission. Gasket may break down over time, causing leaks, and should be replaced any time the oil cooler line and transmission are separated.
Product Features:
See More
Product Features:
- Durable construction – rubber over steel construction creates a positive seal and retains its shape.
- Direct replacement – fits and functions like original equipment
- Easy to install – direct-fit, no special tools required
- Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance
Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)
from
$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.
Product Features:
See More
Product Features:
- Ideal for rigid cast aluminum parts
- Meets OEM Specifications
- Sensor safe & non-corrosive
- Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
- Blowout resistant, allowing leakproof gaskets to be made in just one minute
- Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
- Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
- Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
- Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
Permatex – Ultra Grey RTV Gasket Maker (9.5 oz.) (Part No.85084)
from
$32.99
OEM specified. Designed specially for high-torque and high vibration applications, like those common in import engines, this premium RTV gasket maker exceeds manufacturers’ performance requirements. Sensor-safe, low odor, and non-corrosive. Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids. Temperature range -65ºF to 500ºF (-54 Deg. C to 260 Deg. C) intermittent.
Product Features:
See More
Product Features:
- Designed specially for high-torque and high vibration applications
- Maximum vibration resistance with outstanding resistance to oils, cooling and shop fluids
- OEM specified
- Low-odor, non-corrosive formula
- Temperature Range: -65 Deg. F to 500 Deg. F (-54 Deg. C to 260 Deg. C)
Top-Rated Transmission Parts Brands For Your 2021 Chevrolet Trailblazer
Shop for the best-rated brands offering Transmission Parts and other products for your 2021 Chevrolet Trailblazers. Below you’ll find some of our best rated Transmission Parts from Permatex, and more. Transmission Parts from these brands that fit a 2021 Trailblazer start at just $6.99 and are rated as high as 5 stars. OEM and aftermarket Transmission Parts don’t get more top quality, durable, and affordable than from the brands below.
Popular Permatex 2021 Chevrolet Trailblazer Transmission Parts
When it comes to maintaining or upgrading your 2021 Chevrolet Trailblazer, using quality Transmission Parts is essential to ensure durability and a perfect fit. Permatex ticks all of those boxes. We offer a wide selection of Permatex Transmission Parts, specifically designed for the 2021 Chevrolet Trailblazer. With over 6 Permatex brand Transmission Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $6.99, with an average price of just $19.49. Plus, with over 106 customer reviews and an average rating of 5 stars, you can trust that our Permatex Transmission Parts will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
FAQs for 2021 Chevrolet Trailblazer Transmission Parts
Which Transmission Parts are best-sellers for 2021 Chevrolet Trailblazers?
Out of 10 Transmission Parts that fit 2021 Chevrolet Trailblazers, the following parts are the top sellers:
- The Right Stuff: Grey, 90 Minute Gasket Maker, 3 OZ (12079746) – $16.99
- Transmission Oil Cooler Seal (12007498) – $11.49
- The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (7740013) – $28.49
What’s the price range for 2021 Chevrolet Trailblazer Transmission Parts?
Transmission Part prices for the 2021 Chevrolet Trailblazer start at $2.62 and go up to $39.99 for the most premium parts.
What’s the average price of a Transmission Part for a 2021 Chevrolet Trailblazer?
The average price for Transmission Parts for the 2021 Chevrolet Trailblazer is $18.78. Keep in mind the variety of part types within our Transmission Part category so you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Transmission Parts for other Chevrolet Trailblazer model years?
What are the cheapest Transmission Parts for my 2021 Chevrolet Trailblazer?
The cheapest 2021 Chevrolet Trailblazer Transmission Parts we carry in stock are:
- Oil Dipstick Seal (11844774) – $2.62
- Sensor-Safe, High Torque RTV Silicone Gasket Maker (99997948) – $6.99
- AT Oil Cooler Hose O (11845644) – $7.50
- Sensor-Safe, High-Torque RTV Silicone Gasket Maker (7160017) – $11.49
- Transmission Oil Cooler Seal (12007498) – $11.49
What are the top-rated Transmission Parts that fit the 2021 Chevrolet Trailblazer?
Out of 424 reviews by customers, our 2021 Chevrolet Trailblazer Transmission Parts have an average customer rating of . These are some of the highest-rated Transmission Part types for the 2021 Chevrolet Trailblazer and their top-rated products:
- Automatic Transmission Pan and Gaskets
- Sensor-Safe, High Torque RTV Silicone Gasket Maker (99997948) – $6.99
- Sensor-Safe, High-Torque RTV Silicone Gasket Maker (7160017) – $11.49
- The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ (11082073) – $19.99
What types of Transmission Parts do you sell for my 2021 Chevrolet Trailblazer?
As of 2/5/25, these are some of the most in-demand types of Transmission Parts for a 2021 Chevrolet Trailblazer:
Can I get help with 2021 Chevrolet Trailblazer Transmission Part orders?
Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Transmission Parts and more.
What is your return policy for Chevrolet Trailblazer Transmission Parts?
Advance Auto Parts keeps returns simple. For new Chevrolet Trailblazer Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
