Shadow664,
Welcome to JOF
Worst case scenario 287BHSW loaded to GVWR 8,150lbs = 1,060lbs to 1,223lbs (13% to 15%) recommended Loaded Tongue Weight range.
A 1,500lb rated WDH would be ideal for the 287BHSW (1,200lb minimum rating). My 24RBS loaded tongue weight is 1,100lbs and I use 1,500lb rated spring bars, works great.
Like any WDH, proper sizing and adjustment optimizes TV handling of the TT.
Bob
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2016 GM 2500HD 6.0L/4.10
2018 Jay Flight 24RBS
2002 GM 2500HD 6.0L/4:10 (retired)
2005 Jayco Eagle 278FBS (retired)
1999 Jayco Eagle 246FB (retired)
Reese HP Dual Cam (Strait-Line)