mamba monster with a f/7xl

[lind5]

ok i am going to run my 1515/1.5d with a mamba monster on 4s 5000mah
in my lst conversion with a single speed emaxx gearbox people seem to think this will be ok
(with no issues)

what i need to no is will it be possible to run my g3r conversion with a
f/7xl mamba monster on 4s 5000 mah
it has the single speed conversion 51 tooth ofna spur 18 tooth pinion 40 series wheels max mulcher tyres
(or will i end up getting issues )