OE Quality
60-Day Returns

ATP Parts B-261 Transmission Filter
Reliable Transmission Oil Filter for Chevrolet and GMC Trucks
The ATP Parts Premium Replacement Transmission Oil Filter B-261 is designed to maintain optimal transmission performance in heavy-duty Chevrolet and GMC trucks. Engineered for specific fitment, this filter supports the longevity and efficiency of your vehicle's transmission system.
- Compatible with Chevrolet Silverado 2500 HD and 3500 models
- Fits GMC Sierra 2500 HD and 3500 trucks
- Part number B-261 ensures precise replacement
- Part of the ATP Parts Premium Replacement line for dependable quality
- Designed to filter transmission fluid effectively, reducing contaminants
About the ATP Parts Premium Replacement Line
The Premium Replacement line from ATP Parts focuses on delivering reliable, direct-fit components that meet or exceed OEM specifications. The B-261 transmission oil filter is part of this line, offering a balance of quality and value for Chevrolet and GMC heavy-duty trucks. This ensures consistent performance and durability in demanding driving conditions.
Product Details and Specifications
The ATP Parts B-261 transmission oil filter is engineered specifically for use in Chevrolet Silverado 2500 HD and 3500, as well as GMC Sierra 2500 HD and 3500 models. This filter is designed to trap contaminants and debris from the transmission fluid, helping to prevent premature wear and maintain smooth shifting. Using the correct filter, such as the B-261, is essential for preserving transmission health and extending service intervals.
Common Applications and Issues Addressed
- Prevents transmission fluid contamination that can cause shifting problems
- Reduces risk of transmission overheating due to clogged filters
- Helps avoid premature transmission wear and costly repairs
- Maintains fluid cleanliness for consistent transmission performance
- Supports proper hydraulic pressure within the transmission system
Installation Notes and Tips
When installing the ATP Parts B-261 transmission oil filter, ensure the vehicle is securely lifted and the transmission fluid is drained properly. Replace the filter according to the manufacturer’s recommended service intervals for Chevrolet Silverado 2500 HD, 3500, and GMC Sierra 2500 HD, 3500 models. Use appropriate tools to avoid damage to the filter housing and verify all seals are properly seated to prevent leaks.
Quality Assurance and Warranty
ATP Parts backs the B-261 transmission oil filter with quality standards aligned to OEM requirements. The Premium Replacement line is designed to provide reliable performance and durability. Please refer to ATP Parts documentation for specific warranty details related to this transmission oil filter.
| Brand | ATP Parts |
| Part Number | B-261 |
| Position | Premium Replacement |
| LineCode | ATP |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | Chevrolet | Silverado 2500 HD | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2003 | Chevrolet | Silverado 3500 | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2003 | GMC | Sierra 2500 HD | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2003 | GMC | Sierra 3500 | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2002 | Chevrolet | Silverado 2500 HD | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2002 | Chevrolet | Silverado 3500 | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2002 | GMC | Sierra 2500 HD | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2002 | GMC | Sierra 3500 | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2001 | Chevrolet | Silverado 2500 HD | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2001 | Chevrolet | Silverado 3500 | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2001 | GMC | Sierra 2500 HD | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
| 2001 | GMC | Sierra 3500 | N/A | Sump Filter Only; Deep Pan Bottom; Premium Replacement |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.