The specification desk
Find the right configuration. Search 34,354 chart rows transcribed from manufacturer towing guides. See the engine, cab, axle, required equipment, and source together. These are published comparison ratings; your truck’s equipment and loaded weight still matter.
A model missing here may have a published maximum without detailed chart rows. Check coverage or browse every cataloged model .
2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Regular Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 REG CAB BIG HORN/LONE STAR 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 7, section 'RAM 3500 4X4 REG CAB BIG HORN/LONE STAR 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,510lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Regular Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X2 REG CAB BIG HORN/LONE STAR W/O 8'0" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 6, section 'RAM 3500 4X2 REG CAB BIG HORN/LONE STAR W/O 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,480lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Regular Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 REG CAB TRADESMAN 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 2, section 'RAM 3500 4X4 REG CAB TRADESMAN 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,460lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Regular Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X2 REG CAB TRADESMAN W/O 8'0" BOX; trans 8HP75
GVWR 11040 lb
Page 1, section 'RAM 3500 4X2 REG CAB TRADESMAN W/O 8'0" BOX', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,450lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 10, section 'RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,330lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Regular Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 REG CAB BIG HORN/LONE STAR 8'0" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 6, section 'RAM 3500 4X4 REG CAB BIG HORN/LONE STAR 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,290lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB TRADESMAN 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 5, section 'RAM 3500 4X2 CREW CAB TRADESMAN 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,250lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB TRADESMAN 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 4, section 'RAM 3500 4X2 CREW CAB TRADESMAN 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,200lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Regular Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 REG CAB TRADESMAN 8'0" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 2, section 'RAM 3500 4X4 REG CAB TRADESMAN 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,200lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB LARAMIE 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 12, section 'RAM 3500 4X2 CREW CAB LARAMIE 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,190lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 8, section 'RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,190lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Regular Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X4 REG CAB BIG HORN/LONE STAR W/O 8'0" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 6, section 'RAM 3500 4X4 REG CAB BIG HORN/LONE STAR W/O 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,130lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR 8'0" BOX SRW; trans 8HP75
GVWR 11150 lb
Page 9, section 'RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,110lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Regular Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X4 REG CAB TRADESMAN W/O 8'0" BOX; trans 8HP75
GVWR 11040 lb
Page 1, section 'RAM 3500 4X4 REG CAB TRADESMAN W/O 8'0" BOX', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,100lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB TRADESMAN W/O 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 3, section 'RAM 3500 4X2 CREW CAB TRADESMAN W/O 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,080lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB LARAMIE 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 10, section 'RAM 3500 4X2 CREW CAB LARAMIE 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,070lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR W/O 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 7, section 'RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR W/O 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,070lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB LARAMIE 8'0" BOX SRW; trans 8HP75
GVWR 11150 lb
Page 12, section 'RAM 3500 4X2 CREW CAB LARAMIE 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,040lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB TRADESMAN 8'0" BOX SRW; trans 8HP75
GVWR 11150 lb
Page 4, section 'RAM 3500 4X2 CREW CAB TRADESMAN 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 15,030lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR W/O 8'0" BOX SRW; trans 8HP75
GVWR 11150 lb
Page 8, section 'RAM 3500 4X2 CREW CAB BIG HORN/LONE STAR W/O 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,980lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB LARAMIE 6'4" BOX W/ RAMBOX SRW; trans 8HP75
GVWR 11040 lb
Page 11, section 'RAM 3500 4X2 CREW CAB LARAMIE 6'4" BOX W/ RAMBOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,960lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 10, section 'RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,950lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB LIMITED/LONG HORN 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 15, section 'RAM 3500 4X2 CREW CAB LIMITED/LONG HORN 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,940lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB TRADESMAN W/O 8'0” BOX SRW; trans 8HP75
GVWR 11150 lb
Page 3, section 'RAM 3500 4X2 CREW CAB TRADESMAN W/O 8'0” BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,920lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 9, section 'RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,910lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB TRADESMAN 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 5, section 'RAM 3500 4X4 CREW CAB TRADESMAN 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,900lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB LIMITED/LONG HORN 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 13, section 'RAM 3500 4X2 CREW CAB LIMITED/LONG HORN 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,870lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB LARAMIE 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 13, section 'RAM 3500 4X4 CREW CAB LARAMIE 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,870lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB TRADESMAN 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 4, section 'RAM 3500 4X4 CREW CAB TRADESMAN 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,870lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB TRADESMAN W/O 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 3, section 'RAM 3500 4X4 CREW CAB TRADESMAN W/O 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,790lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB LARAMIE 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 11, section 'RAM 3500 4X4 CREW CAB LARAMIE 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,780lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR W/O 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 8, section 'RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR W/O 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,770lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR 8'0" BOX SRW; trans 8HP75
GVWR 11440 lb
Page 9, section 'RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,740lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB LIMITED/LONG HORN 8'0" BOX SRW; trans 8HP75
GVWR 11150 lb
Page 15, section 'RAM 3500 4X2 CREW CAB LIMITED/LONG HORN 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,730lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 2WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X2 CREW CAB LIMITED/LONG HORN 6'4" BOX W/ RAMBOX SRW; trans 8HP75
GVWR 11040 lb
Page 14, section 'RAM 3500 4X2 CREW CAB LIMITED/LONG HORN 6'4" BOX W/ RAMBOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,720lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB LARAMIE 6'4" BOX W/ RAMBOX SRW; trans 8HP75
GVWR 11040 lb
Page 11, section 'RAM 3500 4X4 CREW CAB LARAMIE 6'4" BOX W/ RAMBOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,670lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB TRADESMAN 8'0" BOX SRW; trans 8HP75
GVWR 11440 lb
Page 5, section 'RAM 3500 4X4 CREW CAB TRADESMAN 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,660lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB LARAMIE 8'0" BOX SRW; trans 8HP75
GVWR 11440 lb
Page 12, section 'RAM 3500 4X4 CREW CAB LARAMIE 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,620lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB LIMITED/LONG HORN 8'0" BOX DRW; trans 8HP75
GVWR 14000 lb
Page 16, section 'RAM 3500 4X4 CREW CAB LIMITED/LONG HORN 8'0" BOX DRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,610lb GCWR 22,600 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR W/O 8'0" BOX SRW; trans 8HP75
GVWR 11440 lb
Page 8, section 'RAM 3500 4X4 CREW CAB BIG HORN/LONE STAR W/O 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,580lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · Box delete / box off · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB TRADESMAN W/O 8'0” BOX SRW; trans 8HP75
GVWR 11440 lb
Page 3, section 'RAM 3500 4X4 CREW CAB TRADESMAN W/O 8'0” BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,570lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB LIMITED/LONG HORN 6'4" BOX SRW; trans 8HP75
GVWR 11040 lb
Page 14, section 'RAM 3500 4X4 CREW CAB LIMITED/LONG HORN 6'4" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,490lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 8'0" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB LIMITED/LONG HORN 8'0" BOX SRW; trans 8HP75
GVWR 11440 lb
Page 15, section 'RAM 3500 4X4 CREW CAB LIMITED/LONG HORN 8'0" BOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,350lb GCWR 22,000 lb 2026 · OEM chart
6.4L V8 HEMI UPGRADE HD · 4WD · Crew Cab · 6'4" · 3.73 axle
Equipment: RAM 3500 4X4 CREW CAB LIMITED/LONG HORN 6'4" BOX W/ RAMBOX SRW; trans 8HP75
GVWR 11040 lb
Page 14, section 'RAM 3500 4X4 CREW CAB LIMITED/LONG HORN 6'4" BOX W/ RAMBOX SRW', row 6.4L V8 HEMI UPGRADE HD 8HP75 axle 3.73
Conventional 14,340lb GCWR 22,000 lb ← Previous 50 Page 3 of 3