Click to zoom in
SKU: 3450046 | UPC: 197244183733
KYB Excel-G Gas Rear Shock 2017-2022 Ford F-350 Super Duty Chassis Cab
The KYB 3450046 Excel-G Gas Shock is the best OEM-quality replacement rear shock for 2017-2022 Ford F-350 Super Duty Chassis Cab owners seeking to restore factory ride comfort, stability, and control. Engineered with twin-tube gas-charged technology and application-specific valving, this shock delivers smooth damping, reduced bounce, and excellent handling – ideal for daily fleet use, heavy-duty work, towing, or maintaining precise performance on high-mileage or worn suspensions.
Key Features
- Excel-G Twin-Tube Design: Gas-charged for consistent damping, reduced fade, and improved control under load
- Application-Specific Valving: Calibrated to match original Ford specs for balanced comfort and stability
- Seamless Fitment: Direct replacement – bolts on with factory mounts
- Hardened Chrome Piston Rod: Resists corrosion and wear for long service life
- High-Quality Seals & Bushings: Prevents leaks and maintains performance over time
- Made to OE Standards: Trusted replacement that restores factory ride quality and safety
Specifications
| Specification | Detail |
|---|---|
| Part Number | 3450046 |
| Position | Rear |
| Shock Type | Excel-G Gas-Charged Twin-Tube |
| Extended Length | Application Specific |
| Collapsed Length | Application Specific |
| Upper Mount Type | Application Specific |
| Lower Mount Type | Application Specific |
| Compatibility | 2017-2022 Ford F-350 Super Duty Chassis Cab |
| Country of Origin | Japan / United States |
| Warranty | Limited Lifetime (KYB) |
Product Notes
- Rear shock – sold individually; recommended to replace in pairs for balanced ride and handling
- Designed for Chassis Cab models – restores factory-like performance for work trucks and heavy-duty applications
- Excellent upgrade for high-mileage vehicles or when replacing worn suspension components
Installation Notes
- Estimated time: 1-2 hours per side, moderate difficulty, basic hand tools required
- Professional installation recommended – torque to Ford factory specs
- Full alignment advised after installation to ensure proper handling and tire wear
This Part Fits
| Year | Make | Model | Notes |
|---|---|---|---|
| 2017-2022 | Ford | F-350 Super Duty | Chassis Cab (All Configurations) |
Why Choose KYB Excel-G Shocks?
- Restores original ride quality, handling, and safety with OE-level performance
- Gas-charged twin-tube design provides smooth damping and long-term reliability
- Limited lifetime warranty and trusted OEM supplier quality ensure confidence
Frequently Asked Questions
-
Q: Will this shock fit my 2020 Ford F-350 Chassis Cab?
A: Yes, 3450046 is confirmed to fit 2017-2022 Ford F-350 Super Duty Chassis Cab models. -
Q: Should I replace both rear shocks?
A: Yes – recommended to replace left/right together for balanced ride and handling. -
Q: Is alignment required after installation?
A: Yes – professional alignment recommended to maintain proper handling and tire wear. -
Q: Does it include mounting hardware?
A: No – shock only; reuse existing hardware or replace with new components as needed.
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure retail box
KYB
KYB offers a complete line of shock absorbers, struts, and strut assemblies for cars, trucks, SUVs and Cross-overs. We also design and manufacture steering stabilizers, and provide a full line of shock and strut accessories including mounting hardware, coil spring insulators, coil springs, strut mounts, jounce bumpers, and bellows. KYB is one of the world’s largest suppliers of shocks and struts for new vehicle manufacturers. Our products can be found on some of the most popular cars, SUVs and trucks in North America. Because we make ‘original equipment’ we know exactly how vehicles perform and handle when new, and we can help keep them operating as designed, for as long as they’re on the road. The KYB catalog includes the following models: Excel-G, Strut-Plus, Gas-a-Just, MonoMax, Truck-Plus, KYB JAOS, Truck-Plus, Leveling Assembly, Strut Mounts and Boots, Steering Stabilizers, Self-Leveling & Electronic Shocks.
View KYB Products
Shocks and Struts
Shop shocks and struts at Black Ops Auto Works for improved ride control, handling, stability, comfort, towing support, off-road performance, and suspension replacement. This collection includes shock absorbers, monotube shocks, gas shocks, hydraulic shocks, strut assemblies, front struts, rear shocks, coil-over shocks, reservoir shocks, steering dampers, suspension hardware, and vehicle-specific dampers for cars, trucks, SUVs, Jeeps, off-road builds, and performance vehicles. Use this Shocks and Struts collection to find the right suspension upgrade by vehicle, ride height, driving style, and product type. Replacement shocks and struts help restore ride quality, performance shocks improve control and stability, heavy-duty truck shocks support larger vehicles and lifted setups, and off-road shocks help improve durability and control on rough terrain. Shop Shocks and Struts by Brand Black Ops Auto Works carries shocks, struts, and suspension dampers from trusted brands including Bils...
View Shocks and Struts Products
Suspension
Aftermarket suspension systems improve handling, ride quality, and ride height adjustment beyond what the factory suspension provides. From lowering springs and coilover kits for sport handling to lift kits and leveling kits for truck and SUV off-road capability, quality suspension components transform how a vehicle rides and handles. Popular Suspension Upgrades Popular suspension upgrades include coilover kits for adjustable ride height and damping, sport lowering springs for improved handling and reduced body roll, performance shock absorbers and strut assemblies, sway bar and end link upgrade kits, subframe brace kits, and complete suspension packages for lifted trucks and off-road SUVs. Alignment kits including camber bolts and camber arms are also frequently ordered after ride height changes. What is the difference between coilovers and lowering springs? Coilovers are complete shock and spring assemblies with adjustable ride height set by threading the spring perch on the shock...
View Suspension ProductsLet customers speak for us
Looks pretty nice
Looks pretty nice, pricing was good and the reinforcement is a big plus.
Randy H.
Black Ops Auto Works
I emailed customer service to inquire about when it would be shipped
I emailed customer service to inquire about when it would be shipped. They checked and emailed me with the answer. Customer service is A1
Ralph J.
Black Ops Auto Works
Installation was easy
Installation was easy. The price is good and it looks great on the truck.
Ralph J.
RHO Small Grille Badge
Looks as good as it fits
Looks as good as it fits,
zachary d.
Seibon 70-73 Datsun 240Z OE Carbon Fiber Hood
Nothing like it
I love it great sound and response
Luis P.
Legmaker Dodge Durango HEMI Short Ram CAI 2011-Present 5.7L
Car totally diferent with the whole kit
Car totally diferent with the whole kit. Ive stood next to wide bodies and my car gets more attention at times . Ive bought the kit twice already.
Ding D.
2015-2023 Dodge Charger Carbon Fiber Wind Splitters
Fantastic emblem! Exactly what I was looking for
Fantastic emblem! Exactly what I was looking for. Great quality emblem.
Jacobus S.
Direct Connection Black Metallic Fender Badge
Worked great for my aftermarket hood on my Chrysler 2023 300C
Worked great for my aftermarket hood on my Chrysler 2023 300C. Thanks
Robert G.
Windshield Washer Squirter Relocation Kit Universal
Easy to install and makes car sound even better
Easy to install and makes car sound even better love the winn
Tracy H.
Legmaker Challenger/Charger Hellcat Demon & Redeye Air Intake
Awesome customer support
Awesome customer support. Had multiple issues with fedex and these guys were excellent in helping me sort everything out. The drop springs are great too! I highly recommend
Anonymous
Swift Spec-R Lowering springs Jeep Grand Cherokee 2011-2021
100/100! perfect CF crafted cold air intake for 6
100/100! perfect CF crafted cold air intake for 6.4 jeep .. even makes my AWE exhaust sound even deeper and you cam here this thing sucking when accelerating even at normal speeds🥶
srt.boizzz
Legmaker 392 TH Short Ram Jeep Grand Cherokee SRT 2012-2021
