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The Summer Season introduced as part of the Series 17 update is held from December 19, 2019 at 2:30 pm (UTC) to December 26, 2019 at 2:30 pm (UTC).
Players must complete any seasonal event and any Forzathon challenge to earn progress within the season and the overall series. Finished seasonal events and Forzathon challenges are marked in gold.
Individual rewards are earned by completing most seasonal event and Forzathon challenges. Players receive a Season Completion Bonus for having a 50% and an 80% seasonal progress respectively.
|The B-Team||The Trial||Renault 5 Turbo Forza Edition (Hard To Find Car)|
|Nine & Three Quarter||Showcase Remix||Super Wheelspin|
|Summer Games||Seasonal Playground Games||Quack! Wellies|
|Bamburgh Dunes||Seasonal PR Stunt (Speed Trap)||Super Wheelspin|
|The Great Ridge||Seasonal PR Stunt (Danger Sign)||Super Wheelspin|
|Oldweir||Seasonal PR Stunt (Speed Zone)||Super Wheelspin|
|Old School Cool||Seasonal Championship||Maserati A6GCS/53 Pininfarina Berlinetta (Legendary Car)|
|Last Chance Saloon||Seasonal Championship||Alfa Romeo Giulia Quadrifoglio Forza Edition (Hard To Find Car)|
|Millenial Cup||Seasonal Championship||Bugatti EB110 Super Sport (Legendary Car)|
|Railyard Cross Country Circuit||Monthly Rivals (Post a clean lap to complete)|
|Online Adventure||Series 17 (Qualify to complete)|
ForzathonThe Forzathon event features the "A British Icon" Weekly Challenge for the MINI Cooper S, as well as seven Daily Challenges with Skill and event objectives.
The Weekly Challenge starts with Chapter 1 and is progressed consecutively. Daily Challenges are unlocked with every following day of the Season, but expire after a certain amount of time.
Forzathon Points earned from the Challenges can be spent at the Forzathon Shop. Its selection of items lasts for the duration of the season.
|Weekly Challenge: "A British Icon"|
|Chapter 1 - Little Car, Big Personality||Own and drive one of the most famous cars ever built, the 1965 MINI Cooper S|
|Chapter 2 - Plucky Offroad Hero||It was a rally champion back in the day, so win 2 Dirt Racing Series events in your MINI '65 to get a feel for it|
|Chapter 3 - Asphalt Champion||It was a champion on asphalt too! Win 2 Road Racing Series events in your MINI '65|
|Chapter 4 - Runner Bean||Now you've won everything, celebrate in style by earning a total of 75,000 Skill Score in your MINI '65|
|#1||Speed Addict||Earn 3 stars at any Danger Sign|
|#2||Steeplechaser||Earn 3 stars at any Danger Sign|
|#3||Shakedown||Complete a Dirt Trial Event|
|#4||Top Fuel||Win 2 Drag Strip events|
|#5||Pole Vaulter||Earn 2 Air Skills|
|#6||You Wreck Me||Earn 1 Wrecking Ball Skill|
|#7||White Knuckle Ride||Earn 1 Awesome Near Miss Skill|
- December 19: 2016 Hoonigan Gymkhana 9 Ford Focus RS RX (Legendary Car) - Free - 1 per Customer
- December 20: 2008 Koenigsegg CCGT (Legendary Car) - Free - 1 per Customer
- December 21: 2015 Honda Ridgeline Baja Trophy Truck (Epic Car) - Free - 1 per Customer
- December 22: 2013 Donkervoort D8 GTO (Epic Car) - Free - 1 per Customer
- December 23: 2009 Lotus 2-Eleven (Epic Car) - Free - 1 per Customer
- December 24: 2013 Cadillac XTS Limousine (Rare Car) - Free - 1 per Customer
- December 25:
- 2017 Aston Martin DB11 Preorder Car (Epic Car) - Free - 1 per Customer
- 1993 McLaren F1 (Legendary Car) - Free - 1 per Customer
- 2012 Ferrari 599XX Evolution (Legendary Car) - Free - 1 per Customer
- 1992 Bugatti EB110 Super Sport (Legendary Car) - Free - 1 per Customer
- 2011 Hot Wheels Bone Shaker (Legendary Car) - Free - 1 per Customer
- Reindeer Antlers (Legendary Clothing) - 100 FP
- Santa's Running Shorts (Epic Clothing) - 100 FP
- Snow Boots (Legendary Clothing) - 100 FP
- Super Wheelspin - 150 FP
- Wheelspin - 50 FP