Below you will find the best synthetic oil for a 1989 Gmc Trucks R2500. Maximize your vehicle's potential with 100% full synthetic oil that is made in the USA! For more than the past 50 years, AMSOIL has perfected the art of maximizing efficiency and engine life. The advanced synthetic formulas deliver superior protection from heat, friction, and wear, keeping engines as good as new for miles. Upgrade to AMSOIL today and experience better performance, reliability, and reduced oil consumption. Click add to cart for more details. Sign up as a preferred customer and get discounts and more! The oil type, capacity and oil filter (if available) are listed below and verified for accuracy. Upgrade now!
Recommended oil for my 1989 R2500
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Signature Series Max-Duty Synthetic Diesel Oil 15W-40 | Our top-grade synthetic diesel oil! Get the best synthetic diesel oil for your 1989 Gmc Trucks R2500 6.2L engine and confidently extend drain intervals! Provides six times better wear protection than required by the Detroit Diesel DD13 Scuffing Test for Specification DFS 93K222. Heavy-Duty On-/Off-Road: Three times (3X) OEM1 recommendation, not to exceed 60,000 miles/600 hours or oneyear, whichever comes first. Turbodiesel Pickup: Two times (2X) OEM1 recommendation, not to exceed 25,000 miles or one year, whichever comes first. Gasoline Engine S | With filter 7 quarts After refill check oil level. |
DMEQT-EA
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| Heavy-Duty Synthetic Diesel Oil 15W-40 | AMSOIL Heavy-Duty Synthetic Diesel Oil is a special formula made for your hard-working equipment. It is engineered to provide four times better wear protection for your 1989 Gmc Trucks. Check your owner's manual for the oil change interval. This is the best synthetic diesel oil for your Gmc Trucks and be sure to get an awesome oil filter. | With filter 7 quarts After refill check oil level. |
ADPQT-EA
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Recommended oil filters for my 1989 R2500
| Product Name | Product Description | Product |
|---|---|---|
| AMSOIL Ea Oil Filters | This filter is for your 1989 Gmc Trucks R2500 and is designed to last up to 25k (normal conditions) or 15k miles (severe conditions) or 1 year, whichever comes first. |
EAO24-EA
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| WIX Oil Filter | WIX oil filter change intervals for your 1989 Gmc Trucks R2500 are extended OEM recommendations to match the drain intervals of AMSOIL XL Motor oil. (12,000 miles or 1 year, whichever comes first). |
51061-EA
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Recommended transmission fluids for my 1989 R2500
| Product Name | Note | Capacities | Product Description | Product |
|---|---|---|---|---|
| Manual Synchromesh Transmission Fluid 5W-30 | Manual Transmission Fluid (1) Original recommendation of GM P/N 12345577 has been superseded with GM P/N 12345349. |
MG5 (5-SPD) 4.2 pints Approximate, fill until level with bottom of fill plug.
SM465/M20 8.5 pints |
Resistant to heat, oxidation, acid buildup and varnish! Protect your 1989 Gmc Trucks R2500 Recommended for 50,000-mile service intervals or even longer (up to 150,000 miles) as indicated in your 1989 Gmc Trucks R2500 manual. |
MTFQT-EA
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| Signature Series Fuel-Efficient Synthetic Automatic Transmission Fluid | Automatic Transmission Fluid (1) This specification has been updated from Dexron II or III to Dexron VI per a Technical Service Bulletin from the manufacturer |
3 speed THM400 Total Fill 10.6 quarts
4.3 quarts Initial Fill
5 quarts Initial Fill
4 speed THM700-R4 Total Fill 11.5 quarts |
If a lighter viscosity is needed then this automatic transmission fluid provides top-notch protection! Recommended for Toyota, Ford, and General Motors transmissions. You will get the same awesome protection as Amsoil's Signature Series Multi-Vehicle automatic transmission fluid. Also recommended for vehicles that need GM DEXRON® VI, Ford MERCON® LV and SP, Honda DW-1, Nissan Matic-S, and Toyota WS fluid specifications. |
ATLPK-EA
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| OE Fuel-Efficient Synthetic Automatic Transmission Fluid | Automatic Transmission Fluid (1) This specification has been updated from Dexron II or III to Dexron VI per a Technical Service Bulletin from the manufacturer |
3 speed THM400 Total Fill 10.6 quarts
4.3 quarts Initial Fill
5 quarts Initial Fill
4 speed THM700-R4 Total Fill 11.5 quarts |
Outstanding protection and resists varnish! Change interval based on your R2500 owner's manual. |
OTLQT-EA
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Transmission filters
| Product Name | Product Description | Product |
|---|---|---|
| WIX Transmission Filter | This awesome WIX Transmission Filter will protect your 1989 Gmc Trucks R2500's transmission from harmful debris and the awesome filtration will reduce wear in your R2500. |
58881-EA
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| WIX Transmission Filter | WIX Transmission Filter will protect your 1989 Gmc Trucks R2500's transmission from harmful debris and the awesome filtration will reduce wear in your R2500. |
58897-EA
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Differential for my Gmc Trucks R2500
| Product Name | Note | Capacities | Product Description | Product |
|---|---|---|---|---|
| SEVERE GEAR® 80W-90 | (1) Use GM P/N 89021671 which replaces previously recommended GM P/N 1052271. Do not add friction modifier. |
With 10.5 RG Dana Rear 5.5 pints
With 10.5 RG Rear 7.2 pints
With 12.25 RG Rear 13.9 pints
With 8.5 RG Rear 4.2 pints
With 9.5 RG Rear 5.5 pints
With 9.75 RG Rear 5.5 pints |
This lube is made to exceed the requirements of equipment and all vehicles that require SAE 80W-90 viscosity. It is made with synthetic base oils and top additives without adding any wax. Amsoil Severe Gear is solid against thermal breakdown. Will give you awesome protection for bearings and gears and tough against heat which will help extend the life of your equipment and avoid costly repairs. Made in the U.S.A. |
AGLPK-EA
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| SEVERE GEAR® 75W-90 | (1) Use GM P/N 89021671 which replaces previously recommended GM P/N 1052271. Do not add friction modifier. |
With 10.5 RG Dana Rear 5.5 pints
With 10.5 RG Rear 7.2 pints
With 12.25 RG Rear 13.9 pints
With 8.5 RG Rear 4.2 pints
With 9.5 RG Rear 5.5 pints
With 9.75 RG Rear 5.5 pints |
This special formula is made for harsh operating conditions that pick-up trucks endure. Also top-notch protection for SUVs, heavy equipment, and other heavy-duty vehicles. Made in the USA. |
SVGPK-EA
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| SEVERE GEAR® 75W-110 | (1) Use GM P/N 89021671 which replaces previously recommended GM P/N 1052271. Do not add friction modifier. |
With 10.5 RG Dana Rear 5.5 pints
With 10.5 RG Rear 7.2 pints
With 12.25 RG Rear 13.9 pints
With 8.5 RG Rear 4.2 pints
With 9.5 RG Rear 5.5 pints
With 9.75 RG Rear 5.5 pints |
This is a fantastic lubricant for towing trailers, heavy duty hauling, off road driving/4x4, commercial applications, and for race enthusiasts. This severe gear lube will protect bearings, gears from friction and exceeds performance of any regular gear oil out there! Keep your truck or vehicle out of the shop and avoid costly repairs with this made in the USA lube. |
SVTPK-EA
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Recommended coolants for my Gmc Trucks R2500
| Product Name | Product Description | Capacities | Product |
|---|---|---|---|
| Passenger Car & Light Truck Antifreeze & Coolant | maximum protection for your 1989 Gmc Trucks R2500 under extreme temperatures and operating conditions! Lasts up to 150,000 miles or five years! (whichever comes first) |
ANTPC1G-EA
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|
| Low Toxicity Antifreeze and Engine Coolant | Lasts in your 1989 Gmc Trucks R2500 for up to 150,000 miles or five years! (whichever comes first). Biodegradable! |
ANT1G-EA
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Are you tired of constantly maintaining all your family's vehicles? We've got some good news for you! Synthetic oil by Amsoil can save you time in the long run. Unlike conventional oils, synthetic oils last longer and reduce the need for frequent oil changes. This means more time enjoying your vehicles and less time spent on maintenance! Plus, Amsoil synthetic oils provide superior wear protection for your engine, helping to prevent costly repairs. Say goodbye to conventional oil and switch to Amsoil synthetic oil to save time and hassle. Bonus tip! Change all the oils in the same week so that you do not have to worry about it for a while and all of your vehicles have the same oil change date! Thank you for visiting our site!
