2021 Chevrolet Suburban Transmission Parts
Find Your Specific 2021 Chevrolet Suburban Transmission Parts
Below you will find various in-demand Chevrolet Transmission Parts, components and accessories for your 2021 Suburban. Advance Auto Parts has popular Suburban parts like Transmission Cooler and Parts, Manual Transmission Parts, Transmission Connectors and more. You’ll also find aftermarket and OEM Transmission Parts for other Suburban model years including
1966,
2015,
2016,
2017,
2018,
2019,
2020,
2022,
2023 and more. Select a category of 2021 Chevrolet Suburban Transmission Parts below and start saving instantly.
Popular 2021 Chevrolet Suburban Transmission Parts Categories
Essential Transmission Parts for 2021 Chevrolet Suburbans
Anchor – Transmission Mount: Rear, 1 Piece (Part No.3249)
from
$56.99
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to CADI 15-20; CHEV 11-20; GMC 11-20;. Please verify your application.
Product Features:
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Product Features:
- MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
- MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
- HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
- SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
- HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
- For Years: 2011-2020
- Weight approx: 4 Lbs
- WITH INTERLOCK
Anchor – Transmission Mount: Rear, 1 Piece (Part No.2891)
from
$22.49
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to CADI 15-17; CHEV 99-21; GMC 99-21;. Please verify your application.
Product Features:
See More
Product Features:
- MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
- MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
- HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
- SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
- HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
- For Years: 1999-2021
- Weight approx: 4 Lbs
- WITH INTERLOCK
Anchor – Transmission Mount: Rear, 1 Piece (Part No.2811)
from
$18.99
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to CADI 00-20; CHEV 91-21; GMC 91-21;. Please verify your application.
Product Features:
See More
Product Features:
- MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
- MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
- HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
- SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
- HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
- For Years: 1991-2021
- Weight approx: 2 Lbs
- MATERIAL: RUBBER, STEEL
- HEIGHT: 2.06 INCH / 52.32 MM
- STUD: M10x1.5 1.15 INCH / 29.21 MM
Anchor – Transmission Mount: Rear, 1 Piece (Part No.3278)
from
$52.99
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to CADI 21-22; CHEV 11-22; GMC 11-22;. Please verify your application.
Product Features:
See More
Product Features:
- MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
- MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
- HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
- SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
- HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
- For Years: 2011-2022
- Weight approx: 2 Lbs
Dorman – Transmission Oil Cooler Line: Exact Fit, Rubber (Part No.624-437)
from
$124.99
This automatic transmission oil cooler hose assembly is designed to match the fit and function of an original assembly. It is engineered from durable components as a reliable replacement for leaking or damaged lines on specified vehicles.
Product Features:
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Product Features:
- Direct replacement – this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
- Ideal solution – engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
- Durable construction – made of quality materials for reliable performance and long service life
- Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
Imperial – Transmission Oil Cooler Reinstallation Kit (Part No.248002)
from
$25.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Transmission cooler reinstallation kit
- Contains part numbers 248001, 226201, 240250 and 4 hose clamps
- Provides all hardware for reinstallation of Imperial transmission coolers
- Contains nylon mounting rods, foam pads, locking buttons, hose and fitting
- Made of high grade nylon for easy installation
- Removable buttons for cooler/fan relocation
- Made for both transmission coolers and electric fan installation
- Comes with Quick Connect coupler
Dorman – Drain Plug – M12-1.75 Pilot Point (Part No.65416)
from
$10.49
This transmission drain plug is designed to match the dimensions and function of the original plug on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
See More
Product Features:
- Direct replacement – this transmission drain plug matches the dimensions and function of the factory hardware on specified vehicle years, makes and models
- Ideal solution – this drain plug is a reliable replacement for an original part that is damaged or lost during service
- Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
- Quality assured – backed by a team of product experts in the United States and more than a century of automotive experience
Dorman – EZ Drain Engine Oil Drain Plug: M12-1.75 Thread, 21 mm Head, 1 Pack (Part No.092-018)
from
$17.49
Ditch the wrenches and rags and get this Dorman Twist Drain oil drain plug. It’s specially designed to simplify changing your oil by replacing your factory plug with a tool-free, clean and easy solution. Just push, twist and drain. It also features a custom tapered O-ring that ensures a leak-proof seal, and is finished with electrophoresis and anodization for rust resistance.
Product Features:
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Product Features:
- Simplifies service – this trademark Dorman Twist Drain plug replaces the original equipment oil drain plug and allows for cleaner and easier oil changes
- Tool-free solution – eliminates need for wrench to drain oil pan; simply push, twist and drain
- Leak resistant – proprietary inner seal handles high pressure and temperature to prevent leaks
- Corrosion resistant – specially coated to avoid rust for a long service life
Dorman – Transmission Drain Plug – M12-1.75 Pilot Point (sold by each) (Part No.090-208)
from
$9.99
This transmission drain plug is designed to match the dimensions and function of the original plug on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
See More
Product Features:
- Direct replacement – this transmission drain plug matches the dimensions and function of the factory hardware on specified vehicle years, makes and models
- Ideal solution – this drain plug is a reliable replacement for an original part that is damaged or lost during service
- Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
- Quality assured – backed by a team of product experts in the United States and more than a century of automotive experience
Imperial – Transmission Line Fitting Kit (Part No.240390)
from
$14.79
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Transmission line fitting kit
- GM, Jeep; 5/8″-18 inverted flare
- Helps simplify transmission cooler installation
- Allows for auxiliary transmission cooler installation without cutting OE lines
- Crafted from high-quality material that makes it durable and longer-lasting
- A high quality, direct fit OE replacement
- Easily connects the transmission cooler line to the cooler hose
- Coated for extra protection against corrosion
- Crafted from high-quality material that makes it durable and longer-lasting
- A high quality, direct fit OE replacement
- Easily connects the transmission cooler line to the cooler hose
- Coated for extra protection against corrosion
Imperial – Econo-Kool Transmission Oil Cooler (Part No.242010)
from
$55.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
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Product Features:
- Imperial Econo-Kool tube and fin transmission cooler
- Size: 3/4″ x 5″ x 15-7/8″
- Compact and mid-size cars
- GVWR up to 16,000 lbs.; towing up to 2,500 lbs.
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Imperial – Econo-Kool Transmission Oil Cooler (Part No.242016)
from
$65.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial Econo-Kool tube and fin transmission cooler
- Size: 3/4″ x 7-1/2″ x 15-7/8″
- Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
- GVWR up to 22,000 lbs.; towing up to 5,000 lbs.
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Imperial – High Performance Transmission Oil Cooler (Part No.240514)
from
$83.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial high-performance transmission cooler
- Size: 3/4″ x 7-1/2″ x 15-7/8″
- SAE 45-degree fittings for maximum reliability
- Electrostatic powder-coated to prevent corrosion
- Up to Class C motorhomes, towing up to 5,000 pounds
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
Imperial – Econo-Kool Transmission Oil Cooler (Part No.241018)
from
$65.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
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Product Features:
- Imperial Econo-Kool tube and fin transmission cooler
- Size: 3/4″ x 10″ x 15-7/8″
- Class “A” motor homes, large travel trailers, 5th-wheel trailers
- GVWR up to 26,000 lbs.; towing up to 10,000 lbs.
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Imperial – High Performance Transmission Oil Cooler (Part No.240516)
from
$85.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial high-performance transmission cooler
- Size: 3/4″ x 10″ x 15-7/8″
- SAE 45-degree fittings for maximum reliability
- Electrostatic powder-coated to prevent corrosion
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
Imperial – Maxi-Kool® XL Transmission Oil Cooler (Part No.243007)
from
$73.99
Product Features:
See More
- Imperial Maxi-Cool« plate and fin transmission cooler
- Size: 3/4″ x 11″ x 7-1/2″
- Mid-size and full-size cars, pickups
- GVWR up to 20,000 lbs.; towing up to 2,500 lbs.
- Compatible with OEM cooler systems
- Made with the highest quality materials
- 100% pressure testing to 150 PSI for quality assurance
- 33% more efficient than a comparable tube and fin design
Imperial – High Performance Transmission Oil Cooler (Part No.240512)
from
$67.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial high-performance transmission cooler
- Size: 3/4″ x 7-1/2″ x 12-1/2″
- SAE 45-degree fittings for maximum reliability
- Electrostatic powder-coated to prevent corrosion
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
Imperial – Transmission Oil Cooler (Part No.241015)
from
$151.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial Econo-Kool tube and fin transmission cooler
- Size: 1-1/2″ x 12″ x 15 1/8″
- Severe-duty transmission oil cooling applications
- Towing with class “A” motor home or towing more than 10,000 lbs.
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Imperial – Plate and Fin Style Transmission Cooler, Light Duty, 3/4" x 5-7/8" x 11" (Part No.243006)
from
$61.99
The Imperial Maxi-Cool XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.
Product Features:
See More
Product Features:
- Imperial Rapid-Cool plate and fin transmission cooler
- Size: 3/4″ x 11″ x 6″
- Sub-compact to compact cars
- GVWR up to 18,000 lbs.
- Compatible with OEM cooler systems
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Dorman – Help – Transmission Oil Cooler Seal (Part No.66219)
from
$12.49
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:
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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
Upgrade your 2021 Chevrolet Suburban with Top-Quality Transmission Parts
When it comes to maintaining or upgrading your 2021 Chevrolet Suburban, 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 Suburban functioning at its best. At Advance Auto Parts, we offer a wide selection of 15 Transmission Parts for the 2021 Chevrolet Suburban, designed to meet your needs without breaking the bank.
From
Transmission Cooler and Part
replacements to
Manual Transmission 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 Suburban at great prices.
Our Transmission Parts inventory for this model
ranges from just $9.99 to $85.99, with
an average price of $46.51.
Our 15 Transmission Parts in stock come from 3 trusted brands, so you’re sure to find the right part for your 2021 Chevrolet Suburban 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 Suburban, we stock popular OEM and aftermarket Transmission Parts from top names
like Imperial, and more.
Imperial Transmission Parts
start at just $61.99 and boast an impressive 4.1 stars average rating from customers.
With 372 customer reviews and counting, our 2021 Chevrolet Suburban 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 Suburban is always ready to roll. We’re committed to providing you with everything you need to keep your Suburban in top shape, all in one place.
Start shopping confidently below for your 2021 Chevrolet Suburban!
Best-Selling Transmission Cooler and Parts for 2021 Chevrolet Suburbans
Enhance the driving experience in your Chevrolet with 10 quality Transmission Cooler and Part components, starting at $25.99.
Imperial – High Performance Transmission Oil Cooler (Part No.240516)
from
$85.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial high-performance transmission cooler
- Size: 3/4″ x 10″ x 15-7/8″
- SAE 45-degree fittings for maximum reliability
- Electrostatic powder-coated to prevent corrosion
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
Imperial – Maxi-Kool® XL Transmission Oil Cooler (Part No.243007)
from
$73.99
Product Features:
See More
- Imperial Maxi-Cool« plate and fin transmission cooler
- Size: 3/4″ x 11″ x 7-1/2″
- Mid-size and full-size cars, pickups
- GVWR up to 20,000 lbs.; towing up to 2,500 lbs.
- Compatible with OEM cooler systems
- Made with the highest quality materials
- 100% pressure testing to 150 PSI for quality assurance
- 33% more efficient than a comparable tube and fin design
Imperial – Plate and Fin Style Transmission Cooler, Light Duty, 3/4" x 5-7/8" x 11" (Part No.243006)
from
$61.99
The Imperial Maxi-Cool XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.
Product Features:
See More
Product Features:
- Imperial Rapid-Cool plate and fin transmission cooler
- Size: 3/4″ x 11″ x 6″
- Sub-compact to compact cars
- GVWR up to 18,000 lbs.
- Compatible with OEM cooler systems
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Imperial – Econo-Kool Transmission Oil Cooler (Part No.242010)
from
$55.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial Econo-Kool tube and fin transmission cooler
- Size: 3/4″ x 5″ x 15-7/8″
- Compact and mid-size cars
- GVWR up to 16,000 lbs.; towing up to 2,500 lbs.
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Imperial – Econo-Kool Transmission Oil Cooler (Part No.242009)
from
$40.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial Econo-Kool tube and fin transmission cooler
- Size: 3/4″ x 5″ x 12-1/2″
- Sub-compact to compact cars
- GVWR up to 12,000 lbs.
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Imperial – Plate and Fin Style Transmission Cooler, Heavy Duty, 3/4" x 9-1/2" x 11" (Part No.243008)
from
$80.99
The Imperial Maxi-Cool XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.
Product Features:
See More
Product Features:
- Imperial Rapid-Cool plate and fin transmission cooler
- Size: 3/4″ x 11″ x 9-1/2″
- Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
- GVWR up to 24,000 lbs.; towing up to 5,000 lbs.
- 33% more efficient than a comparable tube and fin design
- Compatible with OEM cooler systems
- Made with the highest quality materials
- 100% pressure testing to 150 PSI for quality assurance
- 33% more efficient than a comparable tube and fin design
Imperial – Econo-Kool® Transmission Oil Cooler (Part No.242012)
from
$52.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Mid-size and full-size cars, pickups
- GVWR up to 18,000 lbs.; towing up to 3,500 lbs
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
- Compatible with OEM cooler systems
- Ultrasonically soldered for reliability
- 100% pressure testing to 150 PSI for quality assurance
- High efficiency turbulators
Imperial – High Performance Transmission Oil Cooler (Part No.240514)
from
$83.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial high-performance transmission cooler
- Size: 3/4″ x 7-1/2″ x 15-7/8″
- SAE 45-degree fittings for maximum reliability
- Electrostatic powder-coated to prevent corrosion
- Up to Class C motorhomes, towing up to 5,000 pounds
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
Imperial – Transmission Oil Cooler Reinstallation Kit (Part No.248002)
from
$25.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Transmission cooler reinstallation kit
- Contains part numbers 248001, 226201, 240250 and 4 hose clamps
- Provides all hardware for reinstallation of Imperial transmission coolers
- Contains nylon mounting rods, foam pads, locking buttons, hose and fitting
- Made of high grade nylon for easy installation
- Removable buttons for cooler/fan relocation
- Made for both transmission coolers and electric fan installation
- Comes with Quick Connect coupler
Imperial – High Performance Transmission Oil Cooler (Part No.240512)
from
$67.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Imperial high-performance transmission cooler
- Size: 3/4″ x 7-1/2″ x 12-1/2″
- SAE 45-degree fittings for maximum reliability
- Electrostatic powder-coated to prevent corrosion
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
- SAE 45 degree fittings for maximum reliability
- Electrostatically powder coated to prevent corrosion
- All aluminum lightweight construction
Most Popular 2021 Chevrolet Suburban Manual Transmission Parts
Customize your Chevrolet with 1 Manual Transmission Parts products
like Transmission Drain Plugs, all
priced under $10.49.
Dorman – Drain Plug – M12-1.75 Pilot Point (Part No.65416)
from
$10.49
This transmission drain plug is designed to match the dimensions and function of the original plug on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
See More
Product Features:
- Direct replacement – this transmission drain plug matches the dimensions and function of the factory hardware on specified vehicle years, makes and models
- Ideal solution – this drain plug is a reliable replacement for an original part that is damaged or lost during service
- Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
- Quality assured – backed by a team of product experts in the United States and more than a century of automotive experience
Top Picks for 2021 Chevrolet Suburban Transmission Connectors
Upgrade Chevrolet Suburbans with top-quality Transmission Connectors parts, including 1 OEM and aftermarket selections for your 2021 model.
Imperial – Transmission Line Fitting Kit (Part No.240390)
from
$14.79
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.
Product Features:
See More
Product Features:
- Transmission line fitting kit
- GM, Jeep; 5/8″-18 inverted flare
- Helps simplify transmission cooler installation
- Allows for auxiliary transmission cooler installation without cutting OE lines
- Crafted from high-quality material that makes it durable and longer-lasting
- A high quality, direct fit OE replacement
- Easily connects the transmission cooler line to the cooler hose
- Coated for extra protection against corrosion
- Crafted from high-quality material that makes it durable and longer-lasting
- A high quality, direct fit OE replacement
- Easily connects the transmission cooler line to the cooler hose
- Coated for extra protection against corrosion
In-Demand Transmission Mounts for 2021 Chevrolet Suburbans
Select from 1 premium Transmission Mounts parts for your 2021 Chevrolet Suburban.
Anchor – Transmission Mount: Rear, 1 Piece (Part No.3278)
from
$52.99
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to CADI 21-22; CHEV 11-22; GMC 11-22;. Please verify your application.
Product Features:
See More
Product Features:
- MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
- MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
- HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
- SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
- HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
- For Years: 2011-2022
- Weight approx: 2 Lbs
Most Sold 2021 Chevrolet Suburban Automatic Transmission Pan and Gaskets
Explore our best-selling Chevrolet parts for the 2021 Suburban among 2 OEM and aftermarket options starting from $9.99.
Dorman – Help – Transmission Oil Cooler Seal (Part No.66219)
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$12.49
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:
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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
Dorman – Transmission Drain Plug – M12-1.75 Pilot Point (sold by each) (Part No.090-208)
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$9.99
This transmission drain plug is designed to match the dimensions and function of the original plug on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
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Product Features:
- Direct replacement – this transmission drain plug matches the dimensions and function of the factory hardware on specified vehicle years, makes and models
- Ideal solution – this drain plug is a reliable replacement for an original part that is damaged or lost during service
- Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
- Quality assured – backed by a team of product experts in the United States and more than a century of automotive experience
Top-Rated Transmission Parts Brands For Your 2021 Chevrolet Suburban
Shop for the best-rated brands offering Transmission Parts and other products for your 2021 Chevrolet Suburbans. Below you’ll find some of our best rated Transmission Parts from Imperial, and more. Transmission Parts from these brands that fit a 2021 Suburban start at just $61.99 and are rated as high as 4.1 stars. OEM and aftermarket Transmission Parts don’t get more top quality, durable, and affordable than from the brands below.
Popular Imperial 2021 Chevrolet Suburban Transmission Parts
When it comes to maintaining or upgrading your 2021 Chevrolet Suburban, using quality Transmission Parts is essential to ensure durability and a perfect fit. Imperial ticks all of those boxes. We offer a wide selection of Imperial Transmission Parts, specifically designed for the 2021 Chevrolet Suburban. With over 3 Imperial brand Transmission Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $61.99, with an average price of just $73.99. Plus, with over 14 customer reviews and an average rating of 4.1 stars, you can trust that our Imperial 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.
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$73.99
(7)
Maxi-Kool® XL Transmission Oil Cooler
“this transmission oil cooler is replacing my one on my 2000 dodge dakota its priced right mid size and easy to put in the ome one is 250 this is 60 an”
from
$61.99
(3)
Plate and Fin Style Transmission Cooler, Light Duty, 3/4" x 5-7/8" x 11"
“Bought these before for my vehicles. Put this one on a Silhouette and by-passed the in-radiator cooler altogether. Haven’t put a thermometer on it t”
FAQs for 2021 Chevrolet Suburban Transmission Parts
Which Transmission Parts are best-sellers for 2021 Chevrolet Suburbans?
Out of 15 Transmission Parts that fit 2021 Chevrolet Suburbans, the following parts are the top sellers:
- Transmission Oil Cooler Reinstallation Kit (5670023) – $25.99
- Plate and Fin Style Transmission Cooler, Heavy Duty, 3/4" x 9-1/2" x 11" (20230013) – $80.99
- Transmission Line Fitting Kit (3670010) – $14.79
What’s the price range for 2021 Chevrolet Suburban Transmission Parts?
Transmission Part prices for the 2021 Chevrolet Suburban start at $9.99 and go up to $85.99 for the most premium parts.
What’s the average price of a Transmission Part for a 2021 Chevrolet Suburban?
The average price for Transmission Parts for the 2021 Chevrolet Suburban is $46.51. 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 Suburban model years?
What are the cheapest Transmission Parts for my 2021 Chevrolet Suburban?
The cheapest 2021 Chevrolet Suburban Transmission Parts we carry in stock are:
- Transmission Drain Plug – M12-1.75 Pilot Point (sold by each) (11224129) – $9.99
- Drain Plug – M12-1.75 Pilot Point (11148817) – $10.49
- Transmission Oil Cooler Seal (12007498) – $12.49
- Transmission Line Fitting Kit (3670010) – $14.79
- Transmission Oil Cooler Reinstallation Kit (5670023) – $25.99
What are the top-rated Transmission Parts that fit the 2021 Chevrolet Suburban?
Out of 372 reviews by customers, our 2021 Chevrolet Suburban Transmission Parts have an average customer rating of . These are some of the highest-rated Transmission Part types for the 2021 Chevrolet Suburban and their top-rated products:
- Transmission Connectors
- Transmission Line Fitting Kit (3670010) – $14.79
- Transmission Cooler and Parts
- Transmission Line Fitting Kit (3670010) – $14.79
What types of Transmission Parts do you sell for my 2021 Chevrolet Suburban?
As of 11/2/25, these are some of the most in-demand types of Transmission Parts for a 2021 Chevrolet Suburban:
Can I get help with 2021 Chevrolet Suburban 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 Suburban Transmission Parts?
Advance Auto Parts keeps returns simple. For new Chevrolet Suburban Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
