Freightliner Cascadia

FreightlinerClass 8

Freightliner Cascadia

America's best-selling Class 8 truck.

Launched in 2007 as Freightliner's flagship aerodynamic Class 8 on-highway tractor, the Cascadia became the first Class 8 truck in North America to reach 1 million units built, a milestone Daimler Truck celebrated on April 24, 2024. Across its generations the platform has improved fuel efficiency by more than 35 percent, cementing it as the continent's best-selling heavy truck.

Maker

Daimler Truck North America

Years

2007–present

Body

Sleeper

Rating

Up to 80,000 lb GCWR

Power

350–605 hp

Applications

Long-haul, Regional, Team

Engines

Detroit DD13Detroit DD15Detroit DD16Cummins X15

Trouble with your Cascadia?

Describe the symptom and Mike — the free AI truck consultant — will help you figure out what's wrong, which part is involved, and whether it's safe to drive. Free, no account.

Common replacement parts

Real products from the PartsNow catalog. Confirm fitment with Mike before ordering.

3030HNTRX - 3030 SPEC LONG SHAFT HNTRX BRAKE CHAMBER

3030HNTRX

3030HNTRX - 3030 SPEC LONG SHAFT HNTRX BRAKE CHAMBER

OTR10143 - AUTO SLACK ADJUSTER, 11/2-10DRIVE 5.5,6.5

OTR10143

OTR10143 - AUTO SLACK ADJUSTER, 11/2-10DRIVE 5.5,6.5

5-808330 - BRAKE KIT FOR 4709DEN SHOES

5-808330

5-808330 - BRAKE KIT FOR 4709DEN SHOES

370036A - OIL BATH SEAL

370036A

370036A - OIL BATH SEAL

348-4195 - HUB CAP (SENTINAL LARGE DIAM)

348-4195

348-4195 - HUB CAP (SENTINAL LARGE DIAM)

5008414PGBXW - AIR DRYER CARTRIDGE, PURAGUARD

5008414PGBXW

5008414PGBXW - AIR DRYER CARTRIDGE, PURAGUARD

11444 - GLADHAND BRACKET MOUNT

11444

11444 - GLADHAND BRACKET MOUNT

15W40 OIL - 15W40 OIL (ROTELLA) GAL JUG

15W40 OIL

15W40 OIL - 15W40 OIL (ROTELLA) GAL JUG

Brakes & Wheel End Air System Filtration Electrical & Lighting Suspension & Steering Cooling System Drivetrain Body & Cab Exhaust

Find parts at PartsNow.ai Call or text (865) 290-5485

Compare the Cascadia

T680 vs Cascadia 579 vs Cascadia Cascadia vs VNL Anthem vs Cascadia LT Series vs Cascadia ProStar vs Cascadia Cascadia vs Columbia

Guides from the shop

Brakes & Wheel End

Grease vs. Oil-Bath Hubs: Picking the Right Wheel End Lube

Grease vs oil-bath wheel end lube compared: intervals, seal compatibility, and failure signs to help you pick right for your fleet.

Electrical & Lighting

Trailer ABS Light Won't Go Off? Sensor & Wiring Guide

Trailer ABS light staying on? Step-by-step diagnosis for wheel speed sensors, harness corrosion, and ECU faults before you swap parts.

Aftertreatment & Emissions

DEF Lines Freezing? Winter Prevention & Fixes for Fleets

Stop DEF freezing from parking your trucks. Learn heated-line checks, tank insulation, and SCR fault codes before derates hit.

More Freightliner models

M2 106

The do-everything medium-duty workhorse.

M2 112

Medium-duty cab, heavy-duty muscle.

114SD

Set-back-axle vocational all-rounder.

122SD

Set-forward axle brute for the worst jobs.

Coronado

Freightliner's big-chrome flagship of its era.

Columbia

The workhorse before the Cascadia.

eCascadia

Zero-tailpipe Class 8, in production.

FLD120

The aero workhorse that hauled Freightliner into the modern era.

Classic XL

The long-nosed, chrome-laden icon every owner-operator wanted in the mirror.

Century Class

Freightliner's first clean-sheet aero Class 8 conventional in over two decades.

Argosy

The last great American cabover to roam the interstate.

Condor

The low-entry cab built from the wheels up for the garbage route.

108SD

Job-site tough, weight-optimized, and built to be upfit your way.

eM2

Thinking outside the box truck — the electric evolution of America's best-selling medium-duty.

FL-Series (Business Class)

The medium-duty original that put Freightliner in the local-delivery business.

EconicSD

Step in, see everything, and own the curb on the waste route.

MT45 / MT55 (Custom Chassis)

The chassis under America's parcel and bread-truck fleets.