Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.
Wrenchy
Go-Parts Garage
Expert guides for diagnosing, troubleshooting, and replacing auto parts Expert guides for diagnosing and replacing auto parts
Browse All →
🛍️ Shop This Part

Transmission Filter Kit Guide for 2000-2003 International 9900i SFA

Keep your heavy-duty transmission shifting smoothly by learning how to choose the right filter kit for your truck.

3 minutes to read 2000-2003 International 9900i SFA
Difficulty
3/5
Est. Time
1.5 hrs
DIY Doable?
✅ Yes
Shop Labor
$344-$505
⚠️ Drivable, but... — Driving with a clogged filter is risky; symptoms like gear slipping or overheating can lead to sudden transmission failure and expensive repairs.
Key Takeaways
  • You must identify your specific transmission model (e.g., Allison, Eaton) before buying a filter kit.
  • Symptoms like slipping gears, harsh shifting, or a burning smell are serious and require immediate attention to avoid costly damage.
  • Quality aftermarket brands like Wix and ATP offer reliable filter kits that often meet or exceed OE standards.
  • Always replace the transmission fluid with the manufacturer-specified type when you change the filter.
The transmission filter kit is vital for your International 9900i SFA's longevity. Its main job is to clean the transmission fluid, which lubricates and cools the transmission's moving parts. The filter traps tiny metal particles from normal gear wear and other debris. A clean filter ensures that fluid flows properly, protecting sensitive components like shift solenoids and valve bodies from getting clogged and damaged. For a heavy-duty truck like the 9900i, which operates under high stress, a functioning filter is critical to prevent overheating and premature transmission failure.

Identifying the Correct Transmission Filter Kit

The most important step in servicing your 2000-2003 International 9900i SFA's transmission is identifying which transmission you have. International used several different automatic and manual transmission models from manufacturers like Eaton Fuller and Allison. The correct filter kit depends entirely on the transmission model, not the truck model. Check the tag on the transmission housing or the vehicle's specification sheet to find the transmission manufacturer and model number before ordering any parts.

Common Ordering Mistake

Do not order a transmission filter kit based only on your truck's year, make, and model. You must match the kit to the specific transmission (e.g., Allison 3000/4000 series, Eaton Fuller, etc.) installed in your 9900i SFA.

Symptoms of a Clogged Transmission Filter

A clogged filter restricts fluid flow, which can lead to serious problems. If you notice any of these signs, your transmission filter may need to be replaced.

  • Delayed or Harsh Shifting: The truck may hesitate before engaging a gear or shift with a noticeable clunk.
  • Gear Slipping: The transmission may unexpectedly slip out of gear while driving, causing a sudden loss of power.
  • Unusual Noises: Whining, grinding, or buzzing sounds often point to the transmission struggling to get enough fluid.
  • Burning Smell: A burnt paper or plastic smell can indicate that the transmission fluid is overheating because of a clogged filter.
  • Fluid Leaks: Increased pressure from a blockage can force fluid past seals and gaskets, causing leaks.

Choosing an Aftermarket Transmission Filter Kit

Aftermarket does not mean lower quality. Reputable brands often meet or exceed original equipment (OE) specifications. For your International 9900i, brands like Wix and ATP provide reliable options.

Brand Quality Tiers:

  • Wix: A well-regarded brand in the heavy-duty market, Wix is known for high-quality filter media that provides excellent protection. Their kits are considered a top-tier aftermarket choice, and many professional mechanics trust them for fit and function.

  • ATP (Automatic Transmission Parts): ATP specializes in transmission components and offers comprehensive kits that often include the filter, pan gasket, and any necessary O-rings or seals. Some users praise their "third-hand" gaskets, which have undersized bolt holes to hold screws in place during installation, though others have noted that gaskets can sometimes be damaged by being folded in the box.

Pro Tip: Gasket Quality Matters

When choosing a kit, pay attention to the included gasket. A high-quality, reusable rubber-and-steel gasket is often superior to a basic cork or composite one, which can be prone to leaks if not installed perfectly. Some mechanics prefer to buy the filter and a high-quality gasket separately.

Estimated Costs for Transmission Filter Replacement
Item Estimated Cost
New Aftermarket Transmission Filter Kit $12.56 - $132.96
Shop Labor (Filter & Fluid Change) $344 - $505
Total Estimated Cost (Parts + Labor) $356.56 - $637.96

Frequently Asked Questions

How often should I change the transmission filter on my 9900i?

Service intervals depend on the transmission model and how you use your truck. A general guideline for heavy-duty trucks is every 30,000 to 60,000 miles, but you should always follow the specific recommendation from the transmission manufacturer (Allison, Eaton, etc.). If you do a lot of heavy hauling or operate in harsh conditions, more frequent changes are better.

What is typically included in a transmission filter kit?

Most kits include the transmission filter and a new pan gasket. More comprehensive kits, especially for heavy-duty transmissions like Allison, may also include new O-rings and seals for a complete service.

Can I just replace the filter without changing the fluid?

No. The filter is replaced as part of a transmission fluid service. To access the filter, you must first drain the fluid and remove the transmission pan. It is essential to refill the transmission with new, clean fluid of the correct type after replacing the filter.

Are there any recalls or TSBs for my truck's transmission filter?

Searches of NHTSA records and technical service bulletins (TSBs) did not show any specific recalls or widespread issues for the transmission filter kit itself on the 2000-2003 International 9900i SFA. Most service information is tied to the specific transmission model rather than the truck.

Technical Specifications

OEM Part Numbers: Allison: 29548987, 29548988 Eaton-Fuller: 4304827

The key specification is matching the filter kit to the exact transmission model number (e.g., Allison 3000/4000 Series, Eaton Fuller Automated, etc.). Kits typically include the filter element(s) and a pan gasket or O-rings.

Wrenchy
Article researched & written by
Go-Parts' AI research assistant. Every article is backed by live web research, verified OEM data, and real technician knowledge — so you get accurate, up-to-date information you can trust.
Meet Wrenchy → Updated Jul 21, 2026

The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.

Year Coverage
This article covers the Transmission Filter Kit for:
  • International 9900i SFA: 2000200120022003
In this article
🛍️ Shop This Part
Jump to ▴

Email This Guide

We'll send you a link to this article so you can read it later or share it.

Added to cart · Part