2005 Dodge Ram 3500 Pickup Camshafts

Keep Your 2005 Dodge Ram 3500 Pickup in Top Shape with Quality Camshafts

Whether you’re repairing or upgrading your Camshaft, using high-quality parts is key to keeping your 2005 Dodge Ram 3500 Pickup looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Camshaft Plugs, Camshaft Bearings, and Camshaft Position Sensor Connectors. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Camshafts from Trusted Brands

Looking for a reliable Camshaft? We’ve got you covered with options from brands you know and trust like National. For example, National Camshafts start at just $41.99 with an average 4.3 star rating. With over 2 reviews and a solid 4 star average, you can shop with confidence knowing other Dodge Ram 3500 Pickup owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2005 Dodge Ram 3500 Pickup Camshaft at Advance Auto Parts is around $29.63, with a range that starts at $4.99 and goes up to $49.99. With 7 options in stock from 6 trusted brands, finding the right fit is easy. Popular picks like Crankshaft or Camshaft Position Sensor, Engine Camshaft Position Sensor, and Steel Cup Expansion Plug 1-1/4 In., SC, Height 0.300 (sold by each) start at just $9.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Camshaft, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 2005 Dodge Ram 3500 Pickup in peak condition, inside and out.

Essential 2005 Dodge Ram 3500 Pickup Camshafts

Dorman – Steel Cup Expansion Plug 1-1/4 In., SC, Height 0.300 (sold by each) (Part No.555-024)

Steel Cup Expansion Plug 1-1/4 In., SC, Height 0.300 (sold by each)

from

$9.99
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Concave Steel Cup Expansion Plug 1-7/8 In., Height 1.870 In. (sold by each) (Part No.550-027)

Concave Steel Cup Expansion Plug 1-7/8 In., Height 1.870 In. (sold by each)

from

$1.79
This engine camshaft plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine camshaft plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Steel Cup Expansion Plug 1-57/64 In., Height 0.280 (sold by each) (Part No.555-123)

Steel Cup Expansion Plug 1-57/64 In., Height 0.280 (sold by each)

from

$2.99
This engine camshaft plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine camshaft plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Sealed Power – Engine Camshaft Bearing (Part No.4207DR)

Engine Camshaft Bearing

from

$19.49
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed Babbitt (used in automotive and high performance)
  • Peforms under extreme loads without damaging other engine parts
  • Babbitt is more environmentally friendly than other materials
  • Provides conformability required for older applications
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Camshaft Bearing Set (Part No.1484M)

Engine Camshaft Bearing Set

from

$51.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed Babbitt lining material
  • Used in automotive and high-performance
  • Babbitt is designed to perform under extreme loads w/o damaging other engine parts
  • Babbitt is more environmentally friendly than other material
  • ISO & QS certified manufacturing
See More

Carquest Premium – Camshaft Position Sensor (Part No.CSC1256)

Camshaft Position Sensor

from

$69.99
Carquest Premium camshaft position sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium camshaft sensors are engineered with technology that provides increased output accuracy through a stronger, more consistent signal. Our camshaft position sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium camshaft position sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium camshaft position sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Engineered with technology that provides increased accuracy with a stronger, more consistent signal
  • Sensors are based on proven hall effect and variable reluctance technology
  • Includes OE-style brackets, hold downs, hardware, or spacers as needed for each application
  • O-rings and seals are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

NTK – Engine Camshaft Position Sensor (Part No.EC0327)

Engine Camshaft Position Sensor

from

$49.99
The Crankshaft or Camshaft Position Sensor plays a vital role in your engine’s operation, to determine the exact position or speed of the crankshaft or camshaft to the ECM. The ECM then uses this information to determine fuel and spark timing. A failed sensor can result in a check engine light, failure to start, intermittent stalling or misfire. Crankshaft or Camshaft Position Sensors are premium quality products with outstanding support and leading innovation bred from our OE heritage.

Product Features:
  • THE DIFFERENCE: Enhanced, robust circuit board traces and precision-wound coated-copper windings increase durability, longevity and performance
  • OE QUALITY: Designed to meet or exceed OE specifications, fit, form and function ensures proper position, rotating speed of the camshaft or crankshaft
  • EXTENSIVE TESTING: 100 percent thermal shock and vibration tested for best in class performance and reliability in the most extreme conditions
  • PRODUCT ENGINEERING: Premium seals prevent leaks or corrosion, while optimized magnet size and strength ensures precise, consistent signal output
  • INSTALLATION AND SUPPORT: Includes OE style brackets, hold downs, hardware, spacers and weathertight connectors
See More

Carquest Premium – Crankshaft or Camshaft Position Sensor (Part No.CSC1135)

Crankshaft or Camshaft Position Sensor

from

$49.99
Carquest Premium crankshaft and camshaft position sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium crankshaft and camshaft sensors are engineered with technology that provides increased output accuracy through a stronger, more consistent signal. Our sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium crankshaft and camshaft position sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Engineered with technology that provides increased accuracy with a stronger, more consistent signal
  • Sensors are based on proven hall effect and variable reluctance technology
  • Includes OE-style brackets, hold downs, hardware, or spacers as needed for each application
  • O-rings and seals are included if required
  • Weather-tight connectors prevent leaks and corrosion for better reliability
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Carquest Premium – Multi-Use Connector (Part No.PTA1055)

Multi-Use Connector

from

$24.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Multi-Use Connector (Part No.ABA3459)

Multi-Use Connector

from

$20.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • 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
See More

Carquest Premium – Multi-Use Connector (Part No.PTC1648)

Multi-Use Connector

from

$30.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Multi-Use Connector (Part No.PTA1199)

Multi-Use Connector

from

$55.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest – Air Charge Temperature Sensor Connector (Part No.28423)

Air Charge Temperature Sensor Connector

from

$12.79
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • 100% pure copper windings in primary and secondary bobbins improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Electronic ignition module profile and feedback signal ensures proper OE fit, form, and function
  • Thermoplastic housing withstands heat stress for enhanced durability
  • Internal core made from grain oriented electrical steel limits loss factor within magnetic circuit to reduce heat and ensure coil endurance
  • Neodymium magnet produces max high voltage output at all speeds
See More

Driveworks – Oil Seal (Part No.S-223801)

Oil Seal

from

$4.99
Product Features:
  • Brand may vary by location
See More

National – Shaft Repair Sleeve (Part No.99147)

Shaft Repair Sleeve

from

$41.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

Most Popular Camshaft Plug for 2005 Dodge Ram 3500 Pickups

Enhance your 2005 Dodge Ram 3500 Pickup with this popular Camshaft Plug we have in stock, for $9.99.

Dorman – Steel Cup Expansion Plug 1-1/4 In., SC, Height 0.300 (sold by each) (Part No.555-024)

Steel Cup Expansion Plug 1-1/4 In., SC, Height 0.300 (sold by each)

from

$9.99
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Best-Selling 2005 Dodge Ram 3500 Pickup Camshaft Bearing

Upgrade your Ram 3500 Pickup with our best-selling Camshaft Bearing.

Sealed Power – Engine Camshaft Bearing (Part No.4207DR)

Engine Camshaft Bearing

from

$19.49
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed Babbitt (used in automotive and high performance)
  • Peforms under extreme loads without damaging other engine parts
  • Babbitt is more environmentally friendly than other materials
  • Provides conformability required for older applications
  • Utilizes ISO & QS certified manufacturing
See More

Top-Quality Camshaft Position Sensor Connectors for 2005 Dodge Ram 3500 Pickups

Choose a high-quality OEM or aftermarket Camshaft Position Sensor Connector for Dodge Ram 3500 Pickups and enjoy top-notch performance from $30.99.

Carquest Premium – Multi-Use Connector (Part No.PTC1648)

Multi-Use Connector

from

$30.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Top Picks for 2005 Dodge Ram 3500 Pickup Camshaft Position Sensors

Invest in one of our 2 durable Camshaft Position Sensors for your 2005 Dodge, knowing you’re getting trusted brands and expert craftsmanship.

Carquest Premium – Crankshaft or Camshaft Position Sensor (Part No.CSC1135)

Crankshaft or Camshaft Position Sensor

from

$49.99
Carquest Premium crankshaft and camshaft position sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium crankshaft and camshaft sensors are engineered with technology that provides increased output accuracy through a stronger, more consistent signal. Our sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium crankshaft and camshaft position sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Engineered with technology that provides increased accuracy with a stronger, more consistent signal
  • Sensors are based on proven hall effect and variable reluctance technology
  • Includes OE-style brackets, hold downs, hardware, or spacers as needed for each application
  • O-rings and seals are included if required
  • Weather-tight connectors prevent leaks and corrosion for better reliability
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

NTK – Engine Camshaft Position Sensor (Part No.EC0327)

Engine Camshaft Position Sensor

from

$49.99
The Crankshaft or Camshaft Position Sensor plays a vital role in your engine’s operation, to determine the exact position or speed of the crankshaft or camshaft to the ECM. The ECM then uses this information to determine fuel and spark timing. A failed sensor can result in a check engine light, failure to start, intermittent stalling or misfire. Crankshaft or Camshaft Position Sensors are premium quality products with outstanding support and leading innovation bred from our OE heritage.

Product Features:
  • THE DIFFERENCE: Enhanced, robust circuit board traces and precision-wound coated-copper windings increase durability, longevity and performance
  • OE QUALITY: Designed to meet or exceed OE specifications, fit, form and function ensures proper position, rotating speed of the camshaft or crankshaft
  • EXTENSIVE TESTING: 100 percent thermal shock and vibration tested for best in class performance and reliability in the most extreme conditions
  • PRODUCT ENGINEERING: Premium seals prevent leaks or corrosion, while optimized magnet size and strength ensures precise, consistent signal output
  • INSTALLATION AND SUPPORT: Includes OE style brackets, hold downs, hardware, spacers and weathertight connectors
See More

Top-Rated Camshaft Seals for 2005 Dodge Ram 3500 Pickups

Make a smart move for your 2005 Dodge Ram 3500 Pickup with products all priced from $4.99 to $41.99.

National – Shaft Repair Sleeve (Part No.99147)

Shaft Repair Sleeve

from

$41.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

Driveworks – Oil Seal (Part No.S-223801)

Oil Seal

from

$4.99
Product Features:
  • Brand may vary by location
See More

Top-Rated Camshaft Brands For Your 2005 Dodge Ram 3500 Pickup

When it comes to finding the perfect Camshaft for your 2005 Dodge Ram 3500 Pickup, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 6 trusted brands. We carry the most popular Camshaft brands including National, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $41.99. Purchasing a Camshaft from us here at Advance Auto Parts is a smart move for both you and your 2005 Dodge Ram 3500 Pickup, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 2005 Dodge Ram 3500 Pickup Camshafts

If you’re looking for a top-quality Camshaft for your 2005 Dodge Ram 3500 Pickup, Advance Auto Parts has exactly what you need with our selection of National Camshafts. We have 1 National Camshafts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $41.99, you’ll find the perfect Camshaft for your needs and budget. National Camshafts for the 2005 Dodge Ram 3500 Pickup come highly rated, with over 2 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Camshaft from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Shaft Repair Sleeve
from $41.99
(2)
Shaft Repair Sleeve
“Used this to repair a camshaft sealing surface on a 2000 Sienna. it worked incredibly well and was easy to use. My first time using a repair sleeve ”

FAQs for 2005 Dodge Ram 3500 Pickup Camshafts

What are the best-selling Camshafts for 2005 Dodge Ram 3500 Pickups?

Out of 7 Camshafts that fit 2005 Dodge Ram 3500 Pickups, the following parts are the top sellers:

What’s the price range for 2005 Dodge Ram 3500 Pickup Camshafts?

The prices of Camshafts for the 2005 Dodge Ram 3500 Pickup range from $4.99 up to $49.99 for the most premium parts.

What is the average price of a Camshaft for a 2005 Dodge Ram 3500 Pickup?

The average price for Camshafts for the 2005 Dodge Ram 3500 Pickup is $29.63. Keep in mind the variety of part types within our Camshaft category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Camshafts for other Dodge Ram 3500 Pickup model years?

Yes, we carry Camshafts for 3 model years of Dodge Ram 3500 Pickups between 1999 and 2002. The following model years are the most popular for Camshaft purchases: 2002, 2001, 2000, and 1999.

What are the cheapest Camshafts for my 2005 Dodge Ram 3500 Pickup?

The cheapest 2005 Dodge Ram 3500 Pickup Camshafts we carry are:

Does Advance Auto Parts sell Camshafts for any other 2005 Dodge models?

Yes. We stock Camshafts for 13 other popular 2005 Dodge models. Some of the most popular are 2005 Ram 1500 Camshafts, 2005 Durango Camshafts, 2005 Ram 2500 Camshafts, 2005 Dakota Camshafts, and 2005 Ram 3500 Camshafts.

What are the top-rated Camshafts that fit the 2005 Dodge Ram 3500 Pickup?

The one 2005 Dodge Ram 3500 Pickup Camshaft we have in stock is the Oil Seal. It costs $4.99.

What types of Camshafts do you sell for my 2005 Dodge Ram 3500 Pickup?

As of 11/2/25, these are some of the most in-demand types of Camshafts for a 2005 Dodge Ram 3500 Pickup:

Can I get help with 2005 Dodge Ram 3500 Pickup Camshaft orders?

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

What is your return policy for Dodge Ram 3500 Pickup Camshafts?

Advance Auto Parts keeps returns simple. For new Dodge Ram 3500 Pickup Camshafts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.