Best Gates Fuel Tank Caps in 2026

Daisy
Last Updated: Feb 12, 2026

At a Glance: Our Top Picks for Gates Fuel Tank Caps

Gates 31838 Fuel Tank Cap Non-Threaded Quick-Cam Twist Lock Type
#TOP1
Gates 31838 Fuel Tank Cap Non-Threaded Quick-Cam Twist
9.9
PM SCORE
Gates 31835D Diesel Only Fuel Tank Cap
#TOP2
Gates 31835D Diesel Only Fuel Tank Cap
9.8
PM SCORE
Gates 31612 OE Equivalent Fuel Tank Cap
#TOP3
Gates 31612 Oe Equivalent Fuel Tank Cap
9.8
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Gates Fuel Tank Caps of 2026

Market Overview
Gates Fuel Tank Caps Reviewed
  • Reviews Analyzed: 30919 Items
  • PM Avg. Rating: 8.0 / 10
20 Products Evaluated
  • Highest Price: $41.78
  • Lowest Price: $3.92
  • Avg. Price: $13.09

Gates 31838 Fuel Tank Cap Non-Threaded Quick-Cam Twist Lock Type

GATES
31838
0.00 X 0.00 X 0.00 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Package Weight: 0.091 kilograms

Package Dimensions: 9.525 H x 7.874 L x 9.144 W (centimetres)

Country of Origin : China

Shell Diameter 2.78 in Neck Diameter: 1.78 inches. Cap Depth: 2.41 inches

Gates 31835D Diesel Only Fuel Tank Cap

GATES
31835D
0.00 X 0.00 X 0.00 Inches
0.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

gates rubber products 31835d fuel cap - diesel only

Fit type: Vehicle Specific

Model No: 31835D

item package weight: 0.78 pounds

#TOP3

Gates 31612 Oe Equivalent Fuel Tank Cap

GATES
31612
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

country of origin : china

the package height of the product is 2.72 inches

the package length of the product is 6.02 inches

the package width of the product is 4.41 inches

Fit type: Vehicle Specific

#TOP4

Gates 31841 Fuel Tank Cap

GATES
31841
3.60 X 3.00 X 3.60 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Package Dimensions: 7.8 cms (L) x 9.3 cms (W) x 7.8 cms (H)

Product Type: Auto Part

Package Quantity: 1

Country Of Origin: United States

#TOP5

Gates 31830 Oe Equivalent Fuel Tank Cap

GATES
31830
3.60 X 3.00 X 3.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Meets or exceeds OEM specifications

Caps fit both shallow and deep cam filler necks - vented, non-vented and vented anti-surge

Fenderwell Fuel Caps are zinc-plated and dichromate dipped for superior corrosion resistance

Some models are made from rugged plastic

EEC Fuel Caps meet OEM specifications and Federal and State Emission Requirements

Gates 31832 Oe Equivalent Fuel Tank Cap

GATES
31832
3.60 X 3.00 X 3.60 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Note: Gates partners with other manufacturers to supply the parts your car was originally built with. This product is in a Delphi package, however the part may have been manufactured by an independent Gates supplier.

Gates Fuel Tank Cap 31832

#TOP7

Gates 31743 Oe Equivalent Fuel Tank Cap

GATES
31743
3.19 X 2.44 X 3.19 Inches
0.36 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Meets or exceeds OEM specifications

Caps fit both shallow and deep cam filler necks - vented, non-vented and vented anti-surge

Fenderwell Fuel Caps are zinc-plated and dichromate dipped for superior corrosion resistance

Some models are made from rugged plastic

EEC Fuel Caps meet OEM specifications and Federal and State Emission Requirements

#TOP8

Gates 31836 Locking Fuel Tank Cap

GATES
31836
0.00 X 0.00 X 0.00 Inches
0.19 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Seals are compounded from fuel-resistant rubber

Locking Mechanism deters fuel theft & vandalism

Comes w/ 2 Keys. Lock opens with 1/4 in. turn of key

Rugged, heavy-duty construction

Gates 31842 Fuel Tank Locking Cap, Quick Cam Type For Non-Threaded Filler Neck

GATES
31842
0.00 X 0.00 X 0.00 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Country of Origin : China

The Package Height of the Product is 2.72 inches

The Package Length of the Product is 6.02 inches

The Package Width of the Product is 4.41 inches

Gates' factory quality fuel tank cap' meet or exceed industry standards

#TOP10

Gates 31844 Locking Fuel Tank Cap

GATES
31844
0.00 X 0.00 X 0.00 Inches
0.14 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Two-way action pressure relief/vacuum relief valve allows the fuel tank to breathe while preventing the escape of fuel fumes

Seals are compounded from fuel-resistant rubber

Locking Mechanism Deters Fuel Theft & Vandalism

Comes with 2 Keys

Lock Opens with 1/4 Turn of Key

VEHICLE COMPATIBILITY: 2011 Buick Regal 2.4L, 2008-2010 Buick Enclave, 2008-2009 Buick LaCrosse, 2005-2007 Buick Rainier 4.2L 5.3L, 2005-2006 Buick Terraza, 2004-2006 Buick Rendezvous,2006-2011 Cadillac DTS, 2007-2009 Cadillac SRX V6 V8, 2007-2008 Cadillac XLR 4.4L 4.6L, 2007 Cadillac CTS V6 V8, 2004-2006 Cadillac Escalade,Escalade ESV,Escalade EXT, 2004-2005 Cadillac Escalade,2008-2013 Chevrolet Corvette, 2010-2012 Chevrolet Silverado 2500 HD,Silverado 3500 HD, 2007-2012 Chevrolet Silverado 3500 HD, 2004-2012 Chevrolet Silverado 2500 HD, 2011 Chevrolet Cruze 1.8L 1.4L, 2011 Chevrolet Express 1500,2004-2013 GMC Sierra 2500 HD, 2007-2013 GMC Sierra 3500 HD, 2010-2013 GMC Sierra 2500 HD,Sierra 3500 HD, 2010-2012 GMC Sierra 1500,Yukon, 2004-2011 GMC Savana 2500,Savana 3500, 2010-2011 GMC Savana 2500,Savana 3500,Sierra 1500,2007-2009 Isuzu NPR-HD 5.2L, 2007-2008 Isuzu i-290 2.9L, 2007-2008 Isuzu NPR 5.2L, 2007-2008 Isuzu i-370 3.7L, 2006 Isuzu i-280 2.8L, 2006 Isuzu i-350 3.5L, 2005-2006 Isuzu Ascender,2011 Mitsubishi Outlander Sport 2.0L,2008-2009 Pontiac Torrent, 2007-2008 Pontiac G5 2.4L, 2005-2008 Pontiac Grand Prix V6 V8, 2007 Pontiac Solstice 2.4L, 2006 Pontiac Montana, 2004 Pontiac GTO,2007-2010 Saturn Sky 2.0L 2.4L, 2007-2009 Saturn Aura,Vue 2.4L, 2007-2009 Saturn Aura,Outlook, 2008 Saturn Astra 1.8L, 2007-2008 Saturn Aura, 2007 Saturn Ion 2.4L, 2005-2006 Saturn Relay, 2002-2003 Saturn Vue,2007-2009 Suzuki XL-7, 2004-2008 Suzuki Forenza 2.0L, 2005-2007 Suzuki Reno 2.0L,2007-2010 Saturn Sky 2.0L, 2007-2010 Saturn Aura,Sky 2.4L, 2007-2009 Saturn Aura,Outlook, 2008 Saturn Astra 1.8L, 2007-2008 Saturn Aura, 2007 Saturn Aura,Sky,Vue 2.4L, 2006-2007 Saturn Ion 2.0L 2.2L 2.4L, 2005-2006 Saturn Relay, 2002-2003 Saturn Vue,2007-2009 Suzuki XL-7 3.6L 3.2L, 2004-2008 Suzuki Forenza 2.0L, 2005-2007 Suzuki Reno 2.0L, 2004 Suzuki Swift+ 1.6L.

#TOP11

Gates 31778 Locking Fuel Tank Cap

GATES
31778
3.00 X 3.00 X 3.00 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Two-way action pressure relief/vacuum relief valve allows the fuel tank to breathe while preventing the escape of fuel fumes

Seals are compounded from fuel-resistant rubber

Locking Mechanism Deters Fuel Theft & Vandalism

Comes with 2 Keys

Lock Opens with 1/4 Turn of Key

Neck Diameter (in): 1.77

Gates 31839 Oe Equivalent Fuel Tank Cap

GATES
31839
3.60 X 3.00 X 3.60 Inches
0.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

country of origin : china

the package height of the product is 2.72 inches

the package length of the product is 6.02 inches

the package width of the product is 4.41 inches

Fit type: Vehicle Specific

#TOP13

Gates 31828 Locking Fuel Tank Cap

GATES
31828
3.60 X 3.00 X 3.60 Inches
0.28 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
America's E-Commerce LLC 8.66

Features

Two-way action pressure relief/vacuum relief valve allows the fuel tank to breathe while preventing the escape of fuel fumes

Seals are compounded from fuel-resistant rubber

Locking Mechanism Deters Fuel Theft & Vandalism

Comes with 2 Keys

Lock Opens with 1/4 Turn of Key

Motoparty Fuel Tank Cap Petrol Cap Replacement For 17620-102-730 For Honda P50 Qa50 Ct90 Ct110 Atc70 Atc90 Trail 90 110 Gas Tank Cap

MOTOPARTY
MTP-LY102-CT70
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MotoParty 9.75

Features

Brand new<br>

Cap is chrome plated and polished and has the word "GAS" embossed on the top (as seen in photos)

This is a new production part with a superseded number so may have appearance differences as compared to original parts

For Honda 1967-1968 P50 "Little Honda"/ 1970-1975 QA50 K0-K3/ 1973-1978 ATC70 K0-78/ 1970-1978 ATC90 K0-78

★NOTE★Fits only the auxiliary tank on Trail 90 and Trail 110 models.

#TOP15

Gates 31803 Heavy-Duty Saddle Tank Fuel Cap

GATES
31803
3.60 X 3.00 X 3.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Available for side or saddle tanks

Locking caps come with two keys

Some available with chain to prevent lost caps

WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov

10591D Locking Diesel Fuel Cap Gas Cap Fuel Tank Caps Fit For Chevy Silverado Express C3500 K3500, Dodge Ram 3500 W350 D350, Ford F-250 E-350, Gmc Sierra Savana, Oe # 9Mgc791, Mgc791, 10591

LLNSEAUTO
F015-GTC-10591D
3.00 X 3.00 X 2.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
LANCETAUTO 6.72

Features

Manufacturer Part Number: 10591D | Interchange Part Number: 9MGC791, MGC791, 31778D, 40791, 35039D, 40591, 10591

Package includes: 1 * Locking Fuel/Gas Cap, 2 * keys

Compatible with Chevy: 1981 Chevrolet C10 | 1992 Chevrolet C2500 | 1990 Chevrolet C3500 | 2000-2013 Chevrolet Express 3500 | 2011 Chevrolet Express 4500 | 1995 Chevrolet K2500 | 1988, 2000 Chevrolet K3500 | 1984 Chevrolet K5 Blazer | 1997 Chevrolet P30 | 2001-2016 Chevrolet Silverado 2500 HD | 2007 Chevrolet Silverado 2500 HD Classic | 2001-2006 Chevrolet Silverado 3500 | 2007 Chevrolet Silverado 3500 Classic | 2007-2019 Chevrolet Silverado 3500 HD |

Compatible with Dodge & Ford: 1989-1990 Dodge D250 | 1991-1993 Dodge D350 | 1994-1999 Dodge Ram 2500 | 1994-1999 Dodge Ram 3500 | 1990-1993 Dodge W250 | 1993 Dodge W350 | 2003 Ford E-350 Club Wagon | 1989-1998 Ford E-350 Econoline | 2000-2003 Ford E-350 Super Duty | 2001-2005 Ford Excursion | 1987-1996 Ford F-250 | 1997 Ford F-250 HD | 1999-2008 Ford F-250 Super Duty | 1987-1997 Ford F-350 | 1999-2008 Ford F-350 Super Duty |

Compatible with GMC: 2000 GMC C3500 | 1986 GMC K3500 | 2002-2012 GMC Savana 3500 | 2001-2015 GMC Sierra 2500 HD | 2007 GMC Sierra 2500 HD Classic | 2001-2006 GMC Sierra 3500 | 2007 GMC Sierra 3500 Classic | 2007-2017 GMC Sierra 3500 HD | 1988 GMC V3500 |

#TOP17

Gates 31671 Locking Fuel Tank Cap

GATES
31671
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Two-way action pressure relief/vacuum relief valve allows the fuel tank to breathe while preventing the escape of fuel fumes

Seals are compounded from fuel-resistant rubber

Locking Mechanism Deters Fuel Theft & Vandalism

Comes with 2 Keys

Lock Opens with 1/4 Turn of Key

Dirt Bike Gas Cap,Motorcycle Gas Fuel Tank Cap With Breather Valve Universal Cnc For Crf Cr Xr 50Cc - 150Cc Rm Kx Klx Ttr Pw Ssr Apollo Tao Tao Sdg Dirt Pit Bike Red

JFG RACING
R121100162
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AnXin 9.72

Features

FITMENT - This dirt bike gas cap fit for most 50cc to 150cc pit bike and Chinese dirt bike.(If you are not sure if your car can be fitted, feel free to contact us.)

ALUMINUM ALLOY MATERIAL - It is made of 6061-T6 aluminum alloy through CNC, which is light but strong. Will not rust and corrode, wear-resistant.The quality of the top equipment ensures that our motorcycle gas cap replacement is reliable and has a long service life.

EASY TO INSTALL - Inner diameter(thread):1.93''(49mm).Any motorcycle that meets this size can be installed. Please confirm before purchasing.

ANODIZED SURFACE - Bright color combinations can decorate your motorcycle well. There is "JFG RACING" laser logo on the surface, which can make your motorcycle attract more people's attention.This is your first choice to replace or the gas fuel cap.

PACKAGE INCLUDE - 1*gas cap + 1*gas vent tank hose.Please contact us if you need to replace or purchase the gas vent tank hose.

#TOP19

Gates 31823 Heavy-Duty Locking Saddle Tank Fuel Cap

GATES
31823
3.60 X 3.00 X 3.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Available for side or saddle tanks

Locking caps come with two keys

Some available with chain to prevent lost caps

Heavy metal construction throughout. Meets I.C.C. requirements.

#TOP20

Motoforti Fuel Tank Cap Gas Cap Cover, For Mercedes-Benz 2019-2021, Plastic, 2224700205, Black

MOTOFORTI
FMOTO2212130351
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Motoforti 8.17

Features

Vehicle Specific Fit:Suitable for Mercedes-Benz AMG GT 2017-2020,for Mercedes-Benz AMG GT 53 2019-2021,for Mercedes-Benz AMG GT 63 2019-2021,for Mercedes-Benz AMG GT 63 S 2019-2021,for Mercedes-Benz AMG GT C 2018-2020,for Mercedes-Benz AMG GT R 2018-2020,for Mercedes-Benz AMG GT S 2016-2019,for Mercedes-Benz CLA250 2014-2019,for Mercedes-Benz CLA45 AMG 2014-2019,for Mercedes-Benz CLS450 2019-2021,for Mercedes-Benz CLS53 AMG 2019-2021,for Mercedes-Benz E300 2017-2019,for Mercedes-Benz E350 2020.

Feature: Replacement for your broken fuel tank cap gas cap cover. This gas tank cover protects the tank inside and prevents the sand and dust effectively.

Product Characteristic: Made of durable plastic, it's durable.

How to Install: Direct replace. Tighten to click, don’t worry about it being easily falling off, no drilling required or cutting required.

What You Get: 1pc Fuel Tank Cap.

Top 10 fuel tank caps gates Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Gates 16
Jfg Racing 1
Llnseauto 1
Motoforti 1
Motoparty 1

Top 10 fuel tank caps gates Brands Pie Chart


We've carried out a comprehensive analysis of 30,919 reviews on fuel tank caps gates, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select fuel tank caps gates priced around $13.09, with top brands including gates, motoparty, jfg racing, motoforti and llnseauto and yctze

Our team of expert editors reviewed these high-quality items and handpicked the top 20 fuel tank caps gates for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive replacement parts category. These include amazon.com, america's e-commerce llc, motoparty, anxin and motoforti and lancetauto .

We are dedicated to assisting our users in finding the right caps Products based on their needs, saving them considerable time when choosing which fuel tank caps gates to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.