Displacement creep is real!  And it’s happening across every motorcycle segment. Zack and Spurg dig into the details and answer why engines keep getting bigger, where it’s helping and where it’s hurting. What do you think?! Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more

Zack Courts and Spurgeon Dunbar return for season 5 of Highside/Lowside along with guest Lance Oliver to talk about the best and worst motorcycle releases of 2021 and what they look forward to most in 2022. Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more

Zack and Spurg are back, and this time, they're joined by legendary moto-journalist — and Spurg's hero — Peter Egan. Will Spurg shed tears of joy? Will he full-on ugly cry? Place your bets in the comments! Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more

We asked YOU to spill the moto-tea! Zack and Spurg share stories & predicaments sent in by our listeners that may not always have a clear cut answer.  That doesn’t stop us from hashing them out with guest Patrick Garvin to try to determine: Are You An A**hole?! Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more

Evel Knievel was a semi-pro in what sport? What bike inspired NASA’s lunar-motorcycle? Join Zack & Spurg as they go head-to-head for a special surprise in Highside Lowside’s first-ever Motorcycle Trivia Challenge! Hosted by the one-and-only Spenser Robert with a guest appearance from The Silver Fox: Lance Oliver! Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more

Zack & Spurg welcome Abhi Eswarappa back to Highside/Lowside to discuss a favorite topic, motorcycle blunders! This time, the gang discusses the motorcycle misses from the otherwise consistently reliable island of motorcycle production, Japan. Do you agree with our assessments? Can you think of some other big goofs we may have missed? Let us know! Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more

It's here! Highside/Lowside returns for season 8. Starting the year off on the right foot, Common Tread Editor Lance "The Silver Fox" Oliver joins Zack and Spurgeon to chat about all the new-for-2024 bikes. Which models are you looking forward to this year? Let's hear 'em! Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more

It's that time again! It's the "Comments Episode" where Zack and Spurg sit down and respond to YOUR comments! We even got Zack's Dad to weigh in with his opinion for one lucky listener!  Check out more from RevZilla:  Common Tread: Written motorcycle news, opinions, and reviews RevZillaTV: Your favorite Video coverage of all things motorcycle ..read more

In this episode of Highside/Lowside, Zack & Spurg welcome back Lance "The Silver Fox" Oliver to chat about models that changed motorcycling history! Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more

In this episode of Highside/Lowside, Zack & Spurg talk all things motorcycling with Doodle on a Motorcycle! Check out more from RevZilla: Common Tread: News, opinions, and written reviews RevZillaTV: Bike reviews, How-To's, and product videos ..read more