Established In
Transmission Expertise.
Gladstone Convenience.
A slipping transmission, an unfamiliar noise, or a delay when shifting can leave you wondering what comes next. At Certified Transmission on North Oak Trafficway in Gladstone, our team helps you understand the problem and your options for getting back on the road.
Good transmission service starts with understanding what your vehicle is doing. We listen to your concerns, evaluate the symptoms, and explain our findings so you can make an informed decision about maintenance, repair, or replacement.
- Careful diagnosis before repair recommendations
- Plain-language explanations of your service options
From daily trips along North Oak Trafficway to commutes across the Kansas City metro area, Gladstone drivers depend on their vehicles. Our shop at 5700 North Oak Trafficway provides a local place to turn for transmission and drivetrain concerns, with a team you can speak to directly.
- Convenient service for Gladstone and Clay County drivers
- Help with transmission concerns in cars, trucks, vans, and SUVs
Certified Transmission began in Omaha in 1979 when Peter Fink opened a one-bay garage. Our Gladstone team carries that history forward through focused transmission service and a straightforward commitment: “The Job Done Right At The Right Price.”
- Omaha-area roots dating back to 1979
- A Gladstone team focused on the people behind the wheel
Your Gladstone Shop for Transmission Care
Real Voices.
Real Confidence.
Choosing a transmission shop is a big decision. Hear from people who have already trusted us with theirs.
Our customers share what brought them to Certified Transmission, how our team helped, and what their experience meant to them. These recorded reviews offer a personal look at the service behind our name.
Take a moment. Hear their stories.Press play to listen, or use the arrows to explore more customer experiences.
Gladstone Certi-Care Evaluation
Find the Cause Before Choosing the Repair
Slipping gears, delayed shifts, or an unfamiliar noise? Our Gladstone technicians start with a Certi-Care Evaluation to investigate your transmission and drivetrain concerns.
Depending on your vehicle’s symptoms, we may:
- Inspect external controls and components for visible problems.
- Scan vehicle systems for diagnostic trouble codes.
- Compare findings with manufacturer information to investigate electronic and sensor-related issues.
A transmission concern doesn’t always mean a replacement. We explain what we find and help you understand the next steps.
Gladstone Repair Financing
Explore Payment Options for Your Repair
An unexpected transmission repair can put pressure on your budget. Certified Transmission in Gladstone offers access to financing providers so you can explore payment options for your service. Approval and terms depend on the provider.
Gladstone Service. Nationwide Protection.
Your transmission repair is an investment in the miles ahead. At Certified Transmission in Gladstone, qualifying repairs offer 3- and 5-year / 100,000-mile Job Done Right Warranty options.
From your daily commute to trips beyond Nebraska, ask our Gladstone team which coverage applies to your repair and how to get assistance when you’re away from home.
Confidence for the Road Ahead.
Hours of Operation
- Monday7:30 AM – 6:00 PM
- Tuesday7:30 AM – 6:00 PM
- Wednesday7:30 AM – 6:00 PM
- Thursday7:30 AM – 6:00 PM
- Friday7:30 AM – 6:00 PM
Gladstone Transmission Repair & Rebuilds
Certified Transmission provides professional transmission repair, rebuilding, replacement, diagnostics, and drivetrain service for Gladstone and the surrounding Clay County area. Since 1979, drivers have trusted our experienced team for honest recommendations, dependable workmanship, and service focused on The Job Done Right at the Right Price.
Meet the Road Ripper
For the way you drive. For the work you do.

More Than a Standard Replacement
Your transmission should match what you ask of your vehicle. Road Ripper is Certified Transmission’s line of upgraded automatic transmissions for drivers seeking firmer shifts, a build suited to towing, or an option for increased engine power.
- Upgrades beyond stock
- Work and towing applications
- Performance-minded builds
- Vehicle-specific guidance
Not sure where to start? Explore the lineup, then let our Bellevue team help confirm the right fit for your vehicle.

Road Ripper 1000
The first step up from a factory-stock transmission. The Road Ripper 1000 combines hydraulic and internal upgrades for drivers looking for more positive shifts and an upgraded replacement suited to their vehicle.
- Valve body modifications
- Pressure control improvements
- Lubrication upgrades
- New friction components
- Upgraded sprags and rollers
- Added clutch capacity where available
Available components and shift characteristics depend on your transmission and proposed build.

Road Ripper 2000
When your vehicle has a tougher job to do, the Road Ripper 2000 takes the upgrades further. This heavy-duty tier adds attention to clutch holding capacity, hydraulic controls, and torque converter durability for appropriate working and towing applications.
- Heavy-duty friction upgrades
- Increased clutch capacity
- Pressure response improvements
- Lubrication enhancements
- Higher-capacity sprags and rollers
- Heavy-duty converter modifications
Tell us what you tow and how you use your vehicle. Build features vary by transmission application.

Road Ripper 3000
Our most extensively upgraded Road Ripper tier is designed for demanding performance and high-load applications. The 3000 builds on hydraulic and friction upgrades with additional internal strength and a torque converter configuration matched to the intended use.
- High-flow hydraulic upgrades
- High-energy friction components
- Heavy-duty planetary options
- Optional hardened components
- Application-matched converter
- Increased sump capacity where available
Features depend on the transmission. Some components are optional and may involve additional cost.
1000, 2000, and 3000 identify product tiers, not horsepower or towing ratings. Availability varies by vehicle. A transmission upgrade does not increase your vehicle's rated towing or payload capacity.
Certified Transmission
Transmission & Drivetrain Services

At Certified Transmission, we help you find the right care for your vehicle. Find us at 5700 North Oak Trafficway in Gladstone. We welcome clients from across Clay County.
Explore our offered services by clicking the button below to learn more about the work available at our transmission repair shop. Have a question about your vehicle or a specific service? Call 816 413 0202 to speak with our team.
Local Care for Your Car, Truck or SUV
From daily commuters to hardworking pickups, our Gladstone team services most Asian and North American vehicles. Visit Certified Transmission on North Oak Trafficway for transmission diagnostics, maintenance, repair, and replacement—with clear answers about what your vehicle needs.
Serving Clay County & the Greater Kansas City Area.
Conveniently located on North Oak Trafficway, Certified Transmission in Gladstone welcomes drivers from across Clay County and the Kansas City metro area. From a shifting concern to a transmission replacement, our team explains your options and helps you plan the next step. Contact our Gladstone shop to schedule service.
Communities We Serve
- Avondale
- Birmingham
- Claycomo
- Excelsior Springs
- Gladstone
- Glenaire
- Holt
- Kansas City
- Kearney
- Lawson
- Liberty
- Missouri City
- Mosby
- North Kansas City
- Oaks
- Oakview
- Oakwood
- Oakwood Park
- Pleasant Valley
- Prathersville
- Randolph
- Smithville



