Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededWILWOODPART NUMBER: 950-140-16861-R
TX4R Big Rear Brake Kit for 1999-2018 GM Trucks, SUVs (Red Calipers w/Slotted Rotors)
$2,74170
Ships on Sep 15, 2026
Lowest Price GuaranteeGM Truck
TX4R Big Brake Truck Rear Brake Kit1999-2018 GM Trucks, SUVs w/Single Piston Rear Calipers TX4R Forged Radial Mount Calipers 16 in. Slotted Rotors Smartpad BP-20 Brake Pads Red Powder-Coat Calipers Black Electro-Coat Rotors
This Wilwood 140-16861-R TX4R Tactical Xtreme rear big brake kit for 1999-2018 GM 1/2 ton 2WD or 4WD trucks and SUVs complement Wilwood's Front Six-Piston Brake Kit 140-13876-R (sold separately) for additional brake performance for street, all-terrain, towing, and even armored vehicles.
Wilwood 140-16861-R TX4R Big Brake Truck Rear Brake Kit Notes:
- Requires model-year-specific Wilwood flexible brake line kit (both sold separately):
- This brake kit may fit 20 in. wheels refer to the wheel clearance diagram wheel clearance requirements
- Compatible with vehicles equipped with factory single-piston rear calipers only
Severe Duty, Tactical-Level Braking
The Wilwood Tactical Xtreme TX4R Rear Big Brake Kits for heavy-duty trucks, SUVs, and armored vehicles provide tactical level braking for on and off-road extreme duty performance.
Part TypeBrake Conversion Kit
Product LineWilwood TX4R Big Rear Brake Kits
BrandWILWOOD
Package Height5.38
Package Width19.25
Package Length19.69
Weight124.0 PG
Rear Caliper FinishRed powdercoated
Caliper MaterialForged aluminum
PositionRear
Rotor FinishBlack E-coat
Brake Pads IncludedYes
Rear Rotor StyleSlotted surface
Disc Brake Caliper (Rear) Piston QuantityFour
QuantitySold as a Kit
Mounting Hardware IncludedYes
Rear Rotor Thickness1.25 in (31.8 mm)
Minimum Recommended Wheel Diameter20 in (508 mm)
Inlet Size (In.)1/8 NPT
Caliper LogoWilwood
Parking Brake ProvisionYes
Rear Rotor Diameter16.00 in./406.4mm
Brake Lines IncludedNo
Brackets IncludedYes
Parking Brake StyleInternal drum
Brake Pad MaterialBP-20 Compound
Rear Rotor ConstructionVented
Rear Rotor IncludedYes
Rear Caliper IncludedYes
Vendor Part Number140-16861-R
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Disc Brake Pad & Caliper Service Tool Kit [11-Piece]](https://www.jegs.com/images/mini_200/500/555/555-80825.jpg)
JEGS
Disc Brake Pad & Caliper Service Tool Kit [11-Piece]
Part Number : 555-80825
$3599$38.89
You Save$2.90
JEGS
Part Number : 555-80825
$3599$38.89
You Save$2.90
REPLACEMENT PARTS
Some parts are not legal for use in California or other states with similar laws / regulations
