Gates 31847 Fuel Tank Cap

Overview of Gates OE Equivalent Fuel Cap 31847

The Gates OE Equivalent Fuel Cap 31847 is designed to provide reliable sealing for fuel tanks on select BMW, Dodge, and Mercedes-Benz models. This non-vented fuel tank cap features a shallow cam design and precise thread diameter to ensure a secure fit and maintain fuel system integrity.

• Non-vented fuel tank cap for secure sealing
• Shallow cam type for easy installation and removal
• Thread diameter of 1.52 inches and depth of 1.45 inches
• Shell diameter measures 2.59 inches for proper fitment
• OE performance rating ensures compatibility and reliability
• Compatible with various BMW, Dodge, and Mercedes-Benz models

Detailed Product Description

The Gates OE Equivalent Fuel Cap 31847 is engineered to meet original equipment specifications, providing a direct replacement for the fuel tank cap on numerous BMW, Dodge, and Mercedes-Benz vehicles. Its non-vented design helps maintain proper fuel system pressure and prevents fuel evaporation. The shallow cam mechanism allows for smooth engagement and disengagement without compromising the seal. With a thread diameter of 1.52 inches and a depth of 1.45 inches, this fuel cap fits securely to prevent leaks and contamination. The 2.59-inch shell diameter ensures compatibility with the designated fuel filler necks.

This fuel cap is part of the Gates OE Equivalent Fuel Cap product line, which focuses on delivering parts that match original equipment performance and fitment. This line is designed to provide reliable, direct-fit replacements that meet or exceed OEM standards, making it suitable for professional repairs and maintenance.

Compatible Vehicles and Applications

• BMW models including 318i, 318is, 318ti, 323i, 323is, 328i, 328is, 528i, 540i, 740i, 740iL, 745Li, 750iL, 840Ci, 850Ci, M3, M5, Z3, Z8
• Dodge models such as Sprinter, Sprinter 2500, Sprinter 3500
• Mercedes-Benz models including 300SD, 300SE, 300SL, 300TE, 400SE, 400SEL, 500SEC, 500SEL, 500SL, 600SEC, 600SEL, 600SL, C36 AMG, C43 AMG, C220, C230, C280, CL55 AMG, CL65 AMG, CL500, CL600, CLK55 AMG, CLK320, CLK430, E55 AMG, E300, E320, E420, E430, S55 AMG, S320, S350, S420, S430, S500, S600, S600L, SL320, SL500, SL600, SLK32 AMG, SLK230, SLK320

Common Issues Addressed by This Fuel Cap

• Prevents fuel evaporation and vapor leaks in non-vented fuel systems
• Eliminates fuel odor caused by faulty or worn fuel caps
• Maintains proper fuel system pressure to support engine performance
• Prevents dirt and debris from entering the fuel tank
• Resolves check engine light triggers related to fuel cap seal failures

Installation Notes and Tips

• Ensure the fuel filler neck is clean before installation to achieve a proper seal
• Align the shallow cam properly and thread the cap clockwise until snug
• Do not overtighten to avoid damaging the cap or filler neck threads
• Check for any fuel odors or leaks after installation to confirm fitment

Quality Assurance and Warranty

The Gates OE Equivalent Fuel Cap 31847 is manufactured to meet original equipment standards, ensuring consistent quality and fitment. Gates provides a warranty against defects in material and workmanship, supporting professional-grade reliability for your BMW, Dodge, or Mercedes-Benz vehicle. This fuel cap is engineered to deliver dependable performance in line with OE specifications.