Insurgent FAQ


Where can I find an exploded view diagram of my bike?   You've come to the right place!  Here

What is the warranty on my bike? Limited Lifetime Warranty information can be found here:

How do I adjust my Flip Chips? Remove upper and lower bone link bolts on each side, then remove the 3 flip chip bolts from each side. Flip your Chips 180deg on a horizontal axis. The desired position is noted on the upward facet. The Flip Chip position will be visible when sitting on the bike and should read Low/X-Low depending on model.  

What is the paint code on my bike?  Space Bot - Pantone 533 C 


Which bottom bracket (BB) standard does my bike utilize?  It utilizes a threaded BSA 73mm bottom bracket. We recommend pairing your BB & crankset brands, to assure compatibility.   

My chainring is slightly off-center in the upper guide.  
  • If the chainring is too far inboard, try adding one drive side BB spacer.   
  • If the chainring is too far outboard, try removing one drive side BB spacer and placing that on the non-drive side.   
  • If neither of these solutions address the issue, your cranks, or chainring may not accommodate the appropriate chainline. 

What crankset spacing does my bike require? It requires a SuperBoost crankset w/ 56.5 mm chain line. We spec a 3mm offset Chainring with SuperBoost+ width Cranksets for most cranksets.  Boost cranksets cannot be modified to work with this frame.   

What are my allowable chainring sizes?  Round: 30-36t / Oval: 32-34t  

Does my bike accommodate a 2x drivetrain?  No. It has an integrated 1x upper chain guide.   

Will my bike accept an aftermarket chain guide? Yes. Custom ISCG05 tabs to accommodate aftermarket lower chain guides & bash guards.  

What derailleur hanger does my bike use? SRAM UDH (Universal Derailleur Hanger).


What is my bike's rear axle spacing?   SuperBoost (12x157mm) rear spacing.

What size wheels & tires does my bike fit?   The Insurgent LS is designed to accommodate a 27.5” rear wheel with (up to) 2.6" tires. Front tire clearance is dependent on your fork manufacturer’s specifications.  


What  seat post  diameter does my bike utilize? A 30.9mm seatpost.

What  seat post  clamp diameter does my bike utilize? 34.9mm clamp 

What is the longest dropper post I can run? 

Please email with the following information:  

  • Your BB center to seat rail center measurement, in the pedaling position. 
  • Crank length- should be noted on the medial (center-facing) side of your driveside crank.
  • Which dropper post(s) you are looking at.  

Our service robots will promptly get back to you with options. If you prefer to do the math yourself you can find the seat tube length on row "D" of the Insurgent LS geometry chart on our website. Maximum insertion depths are as follows:  

Small Medium Large X-Large
180mm  220mm  250mm  285mm 



What type of brake mount does my bike have? It utilizes a 180mm Post Mount rear. Front is dependent on your fork's make & model. Please see your fork manufacturer's website for exact specifications.

What is my maximum rear brake rotor size?  It accepts up to a 203mm rotor.


What type of headset does my bike require?  It requires a (Zero Stack) ZS44, ZS62 headset. Few alternatives exist. Consult if you have a headset that you are unsure about.   

What type of steerer tube does my bike require?  It requires a tapered steerer (1 1/8" - 1 1/2").  

What is my frame's minimum steerer tube length? 

With zero spacers, assuming a stem stack height of 40mm, your Insurgent LS requires a steerer length of no less than:  

Small Medium Large X-Large
155mm  165mm  175mm  190mm 

Fork manufacturers recommend no more than 30mm of spacers between stem and the upper race. The provided measurements account for 0mm additional stack height (no spacers between stem & dust cap), with a 40mm stack height stem.   


What fork offset should I run?The Insurgent LS is designed around a 44mm fork offset.  

How much fork travel can my bike accommodate? The Insurgent LS is recommended to be paired with a 170mm 29”, or 180mm 27.5” fork.   

How much travel (suspension) does my bike have?  The Insurgent LS has 168mm of rear wheel travel. Recommended fork travel is 170mm (MX) and 180mm (27.5).  

What size shock does my frame utilize?  The Insurgent LS utilizes a 205x65mm Trunnion-mount shock.

What size shock mount hardware does my bike require?  The Insurgent LS utilizes a Trunnion-mounted upper and requires 8x20mm lower shock mount hardware.  

What approved shock options are available? 

Make   Model   Approved EVIL Spec  
Rockshox   SuperDeluxe Coil   RS SDLXC ULT RCT 205X65 ML 320 ST A2 SHAFT END: TRUNION | BODY END: 8X20  
Fox   Float X2   CL002 - JCR010 - BV3 - 2VS 
Push Industries   ElevenSix   Contact Push for tune info  

It is important to note that each EVIL frame requires a specific damper tune. Often, a standard off-the-shelf tune will not capitalize on the inherent qualities of the DELTA linkage. Other options may exist. If you are interested in a damper that is not specified on this list, please consult our friendly customer service team at  

Various other options may exist. If you are interested in a damper that is not specified on this list, please consult our friendly customer service team at