Looking for aftermarket parts to modify or upgrade your GMC C3500 with differentials? At Tunersports.com we carry a huge selection of the top name brand performance differential parts and accessories for your C3500.
Whether you have a 1979 or 2000 GMC C3500 in Base to Sierra SLX trim we have you covered. We have 9 differentials available to mod your C3500. All parts have free shipping to the Continental US 48 States.
 IN STOCK RD114Air locker locking differentials allow you to tackle the toughest terrain. The worlds premier traction aid, ARB air lockers keep you moving in all conditions.A complete air locker kit: replacement differential, activation switch, solenoid valve, air line and bulkhead fittings.... ARB Airlocker 10.5In 30 Spl Ff Gm 14 Bolt S/N 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SL / Sierra SLT $1,231.00 |
 IN STOCK RD172With our improved two piece design available right across the range, along with the addition of forged gears and an industry leading five year warranty, ARB Air Lockers are now better built and better backed than ever before. Created to provide 100 percent traction on demand, without sacrificing any... ARB Airlocker Dana70/80 35 Spl Low Spd S/N 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SL / Sierra SLT $1,380.00 |
 SHIPS FROM MANUFACTURER RD173With our improved two piece design available right across the range, along with the addition of forged gears and an industry leading five year warranty, ARB Air Lockers are now better built and better backed than ever before. Created to provide 100 percent traction on demand, without sacrificing any... ARB Airlocker Dana70/80 35 Spl High Spd S/N 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SL / Sierra SLT $1,380.00 |
 OUT OF STOCK YDGD70-3-35The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 432... Yukon Gear Dura Grip Limited Slip for Dana 70 (35 Spline/4.10 & Down/ABS Compatible) 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SL / Sierra SLT $1,107.25 |
 IN STOCK - LOW YDGD80-3-35The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Dura Grip Positraction for Dana 80 / 35 Spline / 3.73 & Down 1992-1993 GMC C3500 Sierra / Sierra SLX 1992-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SL / Sierra SLT $1,166.89 |
 IN STOCK - DROPSHIPS YDGD80-4-35The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Dura Grip Positraction for Dana 80 / 35 Spline / 4.10 & Up 1992-1993 GMC C3500 Sierra / Sierra SLX 1992-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SL / Sierra SLT $1,166.89 |
 IN STOCK YDGGM14T-3-30-1The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Gear Dura Grip Positraction For 10.5in GM 14 Bolt Truck / 4.10 & Down 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SL / Sierra SLT $1,057.89 |
 IN STOCK YGLGM14T-30The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns.... Yukon Gear Grizzly Locker For GM 10.5in 14 Bolt Truck w/ 30 Spline Axles 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic 1988-1993 GMC C3500 Sierra 1994-2000 GMC C3500 Sierra SL $779.89 |
 IN STOCK - LOW YP MINSGM14T-30Yukon mini spools provide the traction of a full spool at an economical cost.... Yukon Gear Mini Spool For GM 10.5in 14 Bolt Truck 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE 1994-2000 GMC C3500 Sierra SL / Sierra SLT $282.89 |