Looking for aftermarket parts to modify or upgrade your GMC K1500 Suburban with differentials? At Tunersports.com we carry a huge selection of the top name brand performance differential parts and accessories for your K1500 Suburban.
Whether you have a 1979 or 1999 GMC K1500 Suburban in Base to SLT trim we have you covered. We have 22 differentials available to mod your K1500 Suburban. All parts have free shipping to the Continental US 48 States.
 IN STOCK RD116Air 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 Dana44 30Spl 3.92&Up S/N. 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $1,091.00 |
 IN STOCK RD117Air 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 Dana44 30Spl 3.73&Dn S/N. 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $1,091.00 |
 IN STOCK RD197With 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 Aam 925&950 33 Spl S/N 1992-1999 GMC K1500 Suburban Base / SLE 1995-1999 GMC K1500 Suburban SLT $1,231.00 |
 IN STOCK YDGD44-3-30-1The 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 For Dana 44 / 30 Spline / 3.73 & Down 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $799.89 |
 IN STOCK - LOW YDGD44-4-30-1The 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 For Dana 44 / 30 Spline / 3.92+ 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $792.89 |
 IN STOCK YDGGM12T-3-30-1Yukon Gear and Axles Dura Grip positraction limited slip differential provides smooth yet aggressive traction to give you the confidence and performance you need in a variety of terrains. The Dura Grip posi limited slip is engineered for long life, and is completely rebuildable. Dura Grips are built... Yukon Gear Dura Grip Limited Slip Differential for GM 12 Bolt 30 Spl 2.76-3.42 Ratio 1979-1982 GMC K1500 Suburban Sierra Grande 1979-1985 GMC K1500 Suburban Base / High Sierra / Sierra Classic $668.89 |
 IN STOCK YDGGM12T-4-30-1The 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 GM 12 Bolt Car w/ 30 Spline Axles / 3.73+ 1979-1982 GMC K1500 Suburban Sierra Grande 1979-1985 GMC K1500 Suburban Base / High Sierra / Sierra Classic $799.89 |
 OUT OF STOCK YGLD44-3-30The 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 / Fits Dana 44 / 30 Spline / 3.73 & Down 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $999.89 |
 IN STOCK - LOW YGLD44-4-30The 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 Dana 44 Grizzly Locker Replacement 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $966.89 |
 IN STOCK - DROPSHIPS YP MINSD44-30Mini spools are a low-cost traction option for vehicles looking for full-time lockup.... Yukon Gear Mini Spool For Dana Spicer 44 w/ 30 Spline Axles 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $181.89 |
 IN STOCK - DROPSHIPS YP MINSGM12-30Yukon mini spools provide the traction of a full spool at an economical cost.... Yukon Gear Mini Spool For GM 12 Bolt Car & Truck w/ 30 Spline Axles 1979-1982 GMC K1500 Suburban Sierra Grande 1979-1985 GMC K1500 Suburban Base / High Sierra / Sierra Classic $219.89 |
 IN STOCK SL D44-30USA Standard Spartan Locker For Dana 44 Diff w/ 30 Spline Axles / Incl. Heavy-Duty Cross Pin Shaft 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $624.89 |
 IN STOCK - DROPSHIPS SL GM12-30USA Standard Spartan Locker For GM 12 Bolt Car & Truck w/ 30 Spline Axles 1979-1982 GMC K1500 Suburban Sierra Grande 1979-1986 GMC K1500 Suburban Base / High Sierra / Sierra Classic $646.89 |
 IN STOCK - DROPSHIPS SL XP-D44USA Standard Spartan Locker Replacement Cross Pin For Dana 44 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $51.51 |
 IN STOCK - LOW SL XP-GM12USA Standard Spartan Locker 12 Bolt GM Spartan Locker Cross Pin 1979-1982 GMC K1500 Suburban Sierra Grande 1979-1986 GMC K1500 Suburban Base / High Sierra / Sierra Classic $51.51 |
 IN STOCK - DROPSHIPS YP FSD44-3-30DNYukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications.... Yukon Gear Dana 44 Steel Spool Replacement 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $356.89 |
 IN STOCK - DROPSHIPS ZP MINSD44-30USA Standard Mini Spool For Dana 44 w/ 30 Spline Axles 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $132.89 |
 IN STOCK - DROPSHIPS ZP FSD44-3-30DNUSA Standard Steel Spool For Dana 44 w/ 30 Spline Axles / 3.73 & Down 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $278.89 |
 IN STOCK - DROPSHIPS ZP FSD44-4-30UPUSA Standard Steel Spool For Dana 44 w/ 30 Spline Axles / 3.92+ 1979-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $266.89 |
 IN STOCK YZLABF-KITThe Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver electability.... Yukon Gear Zip Locker Bulkhead Fitting Kit 1980-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $47.49 |
 IN STOCK - LOW YZLAL-01The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability.... Yukon Gear 20 Long Air Line For Zip Locker 1980-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $35.42 |
 IN STOCK - DROPSHIPS YZLAL-KITThe Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability.... Yukon Gear Air Line Repair Kit / Zip Locker 1980-1980 GMC K1500 Suburban Base / High Sierra / Sierra Classic / Sierra Grande $58.22 |