Finding the right Impala parts is essential when restoring a 1971–1976 Chevrolet Impala or Caprice. These cars represent GM’s last generation of full-size, body-on-frame B-Body vehicles before the major 1977 downsizing. This guide explains what makes this generation different, which components may interchange, what commonly wears out, and what to inspect before buying a car or ordering restoration parts.
What Is the 1971-1976 B-Body Platform?
B-Body was GM’s designation for its full-size, rear-wheel-drive platform, and the 1971-1976 generation represents the largest cars GM built on it before shifting to a smaller, lighter full-size design for 1977 and beyond. These are genuinely big cars — long wheelbases, wide bodies, and traditional body-on-frame construction — a different driving and restoration experience from the mid-size G-Body cars most enthusiasts associate with this era.
It’s important to be specific about the years here: “Caprice parts” and “Impala parts” as search terms cover decades of different Chevrolet generations, but this guide — and Mr. Keith’s own B-Body inventory— is scoped specifically to 1971-1976.
Caprice vs. Impala: What’s the Difference?
During this generation, the Caprice sat above the Impala as Chevrolet’s more upscale full-size trim level, typically featuring additional exterior brightwork, nicer interior trim and materials, and more standard equipment. The Impala remained the more mainstream, higher-volume full-size offering on the same underlying B-Body platform. Many structural and mechanical parts are shared between the two, but
exterior trim, badging, and some brightwork differ by trim level — always confirm which one you’re working with before ordering trim parts.
What to Check Before Buying a 1971-1976 Caprice or Impala
- Frame and floor pan rust. These are genuinely large, heavy, body-on-frame cars, and structural rust is a bigger concern here than on a unibody G-Body coupe.
- Trim level confirmation. Verify Caprice vs. Impala badging and trim match what’s actually on the car — trim swaps and mismatches aren’t unheard of on cars this old.
- Chrome brightwork and emblem condition. Full-size B-Body trim from this era can be harder to source than more common restoration platforms, so factor replacement cost into your buying decision.
- Interior and weatherstripping condition, since full-size cars of this era used extensive trim and sealing that’s expensive to replace comprehensively.
Sourcing Parts for This Generation
Where to Find 1971–1976 Impala Parts
Parts availability for the 1971–1976 Caprice and Impala can be more limited than for later GM restoration platforms. Original trim, emblems, weatherstripping and model-specific brightwork are often the most difficult components to replace.
Browse our current Impala parts and Caprice parts inventory. If you cannot find the exact component you need, submit a parts request or contact Mr. Keith’s Auto Parts directly. Our inventory is regularly updated as new and restored B-Body components become available.
Browse our current Caprice & Impala parts inventory