If you are unsure, contact our experts for fitment verification before ordering.
Product Details
Trail-Creeper 29-Spline Ring And Pinion Gears Kit Looking for a Toyota Ring and Pinion that is even stronger than our Trail-Creeper Ring and Pinion gears? Trail-Gear is proud to introduce Trail-Creeper 29-Spline Ring and Pinion gears.
The 29-spline section on the pinion shaft is 7 Percent bigger in diameter than the standard 27-spline pinion shaft, resulting in fewer broken pinion shafts. Our Trail-Creeper Ring and Pinion gears are made from tool-grade 8620 steel and heat-treated for maximum strength and wear resistance.
The gear teeth are cut using Gleason CNC hobbing machines and cutters. Gleason gear-cutting technology produces an unprecedented level of accuracy and surface finish, which allows the gears to transmit more torque and improve fuel efficiency. The higher accuracy and surface finish also produces a quieter-running gear set, which means they'll work great on the daily driver too.
If you're looking for a Gear Set that's easy on the wallet, but can handle whatever you throw at it, look no further, because Trail-Creeper 29-Spline Ring and Pinion gears are only available from Trail-Gear. On Toyota trucks we recommend 4.88's for 33.0 Inch tires and 5.29 for 35.0 Inch and larger.
Requires 29-spline pinion flange, 29-spline pinion seal, and 29-spline pinion nut. Requires Ring and Pinion Setup kit to complete the installation into your existing differential housing. For Toyota 8.0 Inch solid axles only. Will not fit 7.5 Inch IFS front axles.
All new 3rd members require a break-in period to prevent damage from overheating. Any overloading or over-heating during this periods can cause the gear oil to break down resulting in ring and pinion failure. This may seem unnecessary but it is very easy to damage the differential by loading it before the gear set is completely run in. New ring and pinion gears create excess heat when they are new. This excess heat can damage the heat treatment of the gears.
Ring and Pinion Break-In Procedure:
After installation drive lightly for 20-30 minutes
Allow the diff to cool for at least two hours
Avoid heavy throttle use during the first 500 miles
Do not tow a trailer during the first 500 miles
Change oil after 500 miles to remove any particles suspended in the oil
Features:
Heat-treated for maximum strength and wear resistance
Larger 29-Spline pinion spline for increased strength
Includes forged chromoly 29-spline Quadruple-drilled flange with dust shield
Dust shield pre-installed onto flange
High-pinion sets also include a high-pinion oil slinger
Specs:
Warranty: 12 Month Limited Warranty
Sold As: Each
Material: 8620 Steel
Finish: Bare
Color: Grey
Size: 8.0 Inch
Spline: 29-Spline
Ratio: 4.88
Engine: V6
Drive: 4 Wheel Drive
Fits: 1979-1985 4 Wheel Drive Toyota and Most 1986-1995 Rear Axles
Technical Specifications
SKU
303928-1
Brand
Trail Gear Canada
Product Type
Variable
Stock Status
In stock
Weight
12.600
Length
19.000
Width
7.000
Height
7.000
Categories
Ring & Pinion, Ring & Pinion Sets
Option
4.88, 5.29
Vehicle Fitment Check
If you are unsure, contact our experts for fitment verification before ordering.
Technical Specifications
SKU
303928-1
Brand
Trail Gear Canada
Product Type
Variable
Stock Status
In stock
Weight
12.600
Length
19.000
Width
7.000
Height
7.000
Categories
Ring & Pinion, Ring & Pinion Sets
Option
4.88, 5.29
Shipping and Returns
Trail Gear Canada supports parcel and freight shipping across Canada. Oversized components may require freight review, address confirmation, and careful handling.
Returns are reviewed by item condition, packaging, fitment confirmation, timing, and special order status. Contact support before installing a questionable part.
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Vehicle Fitment Support
Confirm vehicle details, measurements, and product notes before purchase.
Shipping and Handling
Parcel and freight support for parts shipping across Canada.
Returns and Product Support
Return support depends on product condition, packaging, and special order status.