Yggm8.5-411 Yukon Gear 8.5" 8.6" 4.10 4.11 Ratio Ring And Pinion Gears Gear Set
Order within --:--:--
and it ships today
Cutoff 6:30 PM ET, Monday–Friday. In-stock parts ship the same business day.
Not sure it fits? Ask a real parts expert.
+1 (855) 994-4114 support@speedysparts.comMon–Fri · 6:00 AM – 10:00 PM ET
Real people who know parts — no bots, no runaround.
Yggm8.5-411 Yukon Gear 8.5" 8.6" 4.10 4.11 Ratio Ring And Pinion Gears Gear Set
This yukon gear 8.5" 8.6" 4.10 4.11 ratio ring and pinion gears gear set from YUKON GEAR is designed to deliver reliable performance and durability.
Key Features
- Designed to match or exceed applicable specifications
- Provides the function required for the intended system or assembly
- Built for dependable performance and service life
- Backed by YUKON GEAR quality and engineering.
Specifications
| Brand | YUKON GEAR |
| Part Type | Yukon Gear 8.5" 8.6" 4.10 4.11 Ratio Ring And Pinion Gears Gear Set |
| SKU | YGGM8.5-411 |
| OEM Cross Reference | 700603AT FitmentFits Gm 8.5" And 8.6"8.50" Ring Gear Diameter30 Spline Pinion10 Ring Gear Bolts4.11 RatioCompatible DifferentialsGm 8.5" Rear 28 SplineGm 8.5″ Rear – 30 SplineGm 8.5" Front 28 SplineGm 8.5" Front 30 SplineGm 8.6" Rear, '99 '08Gm 8.6" Rear, '09 UpCompatible Make / Model1970 1972 Buick Skylark Rwd1970 1975 Chevrolet / Chevy Bel Air Rwd1970 1977 Oldsmobile Cutlass Rwd1970 1977 Pontiac Gto Rwd1970 1979 Chevrolet / Chevy Nova Rwd1970 1981 Chevrolet / Chevy Camaro Rwd1970 1981 Pontiac Catalina Rwd1970 1981 Pontiac Firebird Rwd1970 1981 Pontiac Trans Am Rwd1970 1986 Pontiac Bonneville Rwd1970 1996 Chevrolet / Chevy Caprice Rwd1971 1976 Chevrolet / Chevy El Camino Rwd1971 1983 Pontiac Lemans Rwd1971 1987 Pontiac Grand Prix Rwd1971 1988 Chevrolet / Chevy Impala Rwd1971 1989 Buick Electra Rwd1973 1975 Buick Apollo Rwd1973 1978 Chevrolet / Chevy Monte Carlo Rwd1973 1979 Oldsmobile Omega Rwd1973 1983 Chevrolet / Chevy Malibu Rwd1973 1987 Buick Regal Rwd1975 1978 Buick Riviera Rwd1975 1979 Buick Skylark Rwd1985 1987 Buick Regal Rwd1985 1987 Oldsmobile Cutlass Rwd1975 1989 Chevrolet / Chevy G20 3/4 Ton Rwd1976 1977 Pontiac Ventura Rwd1977 1981 Pontiac Catalina Rwd1988 1989 Gmc Suburban 1/2 Ton 4wd1977 1989 Gmc Suburban 1/2 Ton 4wd1988 1990 Chevrolet / Chevy Suburban 3/4 Ton 4wd1977 1990 Chevrolet / Chevy Suburban 3/4 Ton 4wd1988 1990 Chevrolet / Chevy C1500 1/2 Ton (2wd) Rwd1977 1990 Gmc Suburban 3/4 Ton 4wd1988 1990 Gmc Suburban 3/4 Ton 4wd |
| UPC | 700603AT |
| Weight | 20.0 lb |
Brand Information
Brand: YUKON GEAR
YUKON GEAR supplies quality parts and components designed to provide dependable performance and long service life in their intended applications.
Installation Notes
- Verify part number, specifications, and application before installation.
- Professional installation is recommended.
Shipping Information
Processing time
In-stock parts ordered by 6:30 PM ET (Mon–Fri) leave our Arden, NC warehouse the same business day. Orders placed after the cutoff, or on weekends and holidays, ship the next business day.
Special-order and non-stock items typically add 1–2 business days of processing before shipping. If anything will take longer, we'll contact you first.
Delivery speeds
We ship with trusted national carriers (UPS, FedEx, USPS). Typical transit times after your order ships:
| Service | Transit time | Best for |
|---|---|---|
| Next Day Air | 1 business day | Down equipment — when every hour counts |
| 2nd Day Air | 2 business days | Urgent jobs on a schedule |
| Ground | 1–5 business days | Most orders — fast from NC to most of the eastern US |
| Economy / Standard | 3–7 business days | Non-urgent orders |
Freight & oversized items
Large or heavy items (housings, axles, large assemblies) may ship via LTL freight. If your order requires freight, we'll contact you with delivery details before dispatch.
- Freight deliveries are typically curbside.
- Lift-gate, residential, or inside delivery may add carrier fees — we'll quote these up front.
- The carrier may call to schedule a delivery appointment.
International shipping
Yes, we ship internationally. Rates and delivery times vary by destination and are shown at checkout. International customers are responsible for any duties, taxes, customs, or brokerage charges required by their country or carrier.
Free shipping offers
When we run free-shipping promotions, they apply to qualifying items and selected methods within the contiguous United States. Oversized/freight items aren't eligible unless specifically stated.
Damaged, lost, or missing items
Refused shipments
If you need to refuse a delivery, contact us first. Refused packages may be subject to return shipping charges unless the item is defective or damaged.
Track your order → · Call +1 (855) 994-4114 (Mon–Fri, 6 AM–10 PM ET) · support@speedysparts.com
Contact the Speedy's Parts team
By phone
Give us a call at +1 (855) 994-4114
Our call center is staffed from 6:00 am EST - 10:00 pm EST weekdays.
By email
Email us anytime at support@speedysparts.com
By mail
2398 Hendersonville Rd, Arden, NC 28704
